Texas’s 20th Congressional District: 2026 House Race
Texas’s 20th Congressional District, anchored in San Antonio, heads to the polls on November 3, 2026, to elect its U.S. House representative. The district has long been a reliable Democratic stronghold in Bexar County, with past contests decided well before election night drama sets in. Redistricting and candidate shifts could still shape how competitive the race ultimately becomes.
Why Markets Are Watching
Control of the U.S. House hinges on hundreds of individual district races like this one, making each seat a small but meaningful piece of the national power puzzle. San Antonio’s demographic and economic makeup makes TX-20 a useful bellwether for broader Democratic strength in South Texas. The outcome will help shape the chamber’s legislative agenda through 2028.
How Prediction Markets Frame the Race
The market reduces TX-20 to a binary question: which party’s nominee wins the general election. Because the district leans heavily Democratic, the contract effectively tests whether an upset or unusual turnout shift could disrupt an otherwise predictable outcome. Traders are isolating the probability of continuity versus a rare partisan flip in a historically safe seat.
Related terms
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Democratic Party (United States) -
Republican Party (United States) -
Texas -
Redistricting -
Electoral district -
San Antonio -
South Texas -
Bexar County, Texas -
Joaquin Castro
Total Volume
$32.7k
Kalshi $2.1k · Polymarket $30.6k
Leading Market
Joaquin Castro
Kalshi 97% · Polymarket 99%
Joaquin Castro Volume
$8.9k
Kalshi $547.12 · Polymarket $8.4k
Joaquin Castro 24h Change
-3.00%
Kalshi 0.00% · Polymarket -3.00%
Calculate Your Potential Return
- Kalshi(opens in a new tab) 7.0% fee
- Polymarket(opens in a new tab) 5.0% fee
| Market | Kalshi Yes | Kalshi Fee | Kalshi Payout | Polymarket Yes | Polymarket Fee | Polymarket Payout |
|---|---|---|---|---|---|---|
| Joaquin CastroDemocratic Party | 98.0¢ | 7.0% |
|
99.0¢ | 5% |
|
| Edgardo BauzaRepublican Party | 3.8¢ | 7.0% |
|
— | — | — |
| Edgardo Rafael BaezRepublican Party | — | — | — | 4.0¢ | 5% |
|
* Estimates if candidate wins. Actual returns may vary.
All Markets
Emerging News
Local & State
San Antonio Middle School Hosts Rally Against Planned ICE Detention Facility
PN Team • 4 weeks ago
A protest against a planned U.S. Immigration and Customs Enforcement detention facility in San Antonio began and ended at Davis Middle School, part of the San Antonio Independent School District. The "March for Freedom and Justice" was organized by the Bexar County Democratic Party and drew more than 100 participants, including U.S. Representative Joaquin Castro (D-TX), Bexar County Commissioner Tommy Calvert, and local clergy. Groups such as LULAC, the Party for Socialism and Liberation, and the Brown Berets also took part. Demonstrators carried signs criticizing ICE and the Department of Homeland Security, some with vulgar language, and a voter registration drive was held alongside the rally. San Antonio police escorted the group to the site of the proposed ICE facility and back to the school.
The event has drawn scrutiny partly because Davis Middle School recently received an F rating from the Texas Education Agency. The protest reflects ongoing local opposition to the Trump administration's plan to open an immigrant detention facility on San Antonio's East Side.
Sources:
Sentiment
- Democratic Party (United States) The Bexar County Democratic Party organized the protest, associating it with a politically charged and controversial event.
- Joaquin Castro Representative Castro is noted as a participant in the rally, a factual mention without strong positive or negative framing.
- San Antonio San Antonio is the site of a contentious protest and a poorly rated school, giving it a mildly negative association.
- Texas Texas is referenced via the Texas Education Agency and general context, a largely neutral mention.
- Bexar County, Texas Bexar County is mentioned as the location of the organizing Democratic Party chapter, a neutral factual reference.
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Local & State
Texas Democrats Push Bexar County Cities to Drop ICE Agreements
PN Team • 2 months ago
Reps. Joaquin Castro and Greg Casar held a San Antonio press conference urging six Bexar County municipalities — Hollywood Park, China Grove, St. Hedwig, Balcones Heights, Sandy Oaks, and Von Ormy — to end their 287(g) agreements with U.S. Immigration and Customs Enforcement. The agreements, entered under the Task Force model, let trained local police question people about citizenship status during patrols, access ICE databases, and arrest suspected undocumented immigrants.
Castro accused ICE of racial profiling and called the agency "rogue" and "abusive" under the Trump administration, citing conditions at the South Texas Family Residential Center in Dilley, which he has visited repeatedly and wants closed. He also suggested financial incentives, not just policy, are driving cities to sign on. Casar called on mayors to stop enrolling police in federal immigration enforcement. Texas law requires counties operating jails to participate in 287(g), a provision dating to 1996 legislation signed by President Bill Clinton, complicating efforts to unwind local participation.
Sentiment
- Donald Trump Trump's administration is described as running ICE in a manner called 'rogue' and 'abusive' by Castro, casting a negative light.
- Joaquin Castro Castro is portrayed as an active advocate against ICE practices, casting him in a favorable light as a reform-minded representative.
- Texas Texas is implicated as having a law requiring 287(g) participation, complicating local efforts, a mildly negative framing.
- Bill Clinton Bill Clinton is noted as having signed the 1996 legislation now complicating Democratic efforts, a mild negative association given the current context.
- Texas Democratic Party Texas Democratic Party members are shown actively pushing a policy stance, portraying tangential engagement without strong positive or negative framing.
- Bexar County, Texas Bexar County is central to the story as the region where officials are pushing back against ICE agreements, a neutral-to-mild factual mention.
- Democratic Party (United States) Democratic Party is implicated through its members' advocacy without direct characterization of the party itself.
- United States The United States is referenced through federal immigration policy discussions, a neutral factual mention.
- San Antonio San Antonio is the location of the press conference, a neutral factual mention.
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Related Events
Local & State
China Grove council ratifies ICE partnership despite criticism
PN Team • 2 months ago
The China Grove, Texas City Council voted 3-0, with one abstention, to ratify a memorandum of agreement with U.S. Immigration and Customs Enforcement under Section 287(g) of the Immigration and Nationality Act. The provision lets local police assist ICE with immigration enforcement; China Grove operates under the Task Force Model, allowing officers to check immigration status during routine stops like traffic enforcement. City officials say the arrangement has generated roughly $192,000 in federal reimbursement.
The vote followed pressure from Democratic officials, including U.S. Reps. Joaquin Castro and Greg Casar and Bexar County Judge Peter Sakai, who urged withdrawal over racial-profiling and civil-rights concerns. ACLU of Texas and Immigrant Legal Resource Center representatives echoed those objections at the meeting, while Police Chief Ralph Sramek defended the program, saying no racial-profiling complaints have been filed since 2014.
Scrutiny intensified after China Grove police stopped mariachi musician Hebert Kaleth Ibarra Castro in June, leading to his 16-day ICE detention. China Grove's agreement is among 2,462 active 287(g) partnerships nationwide.
Sources:
Sentiment
- Joaquin Castro Joaquin Castro is cited as urging withdrawal from the agreement over racial-profiling concerns, portraying him as an advocate for civil rights.
- Democratic Party (United States) Democratic officials are portrayed as pushing back against the ICE partnership on civil-rights grounds, a neutral-to-mildly-favorable advocacy stance.
- Texas Texas is the setting for a controversial immigration enforcement story, giving it a mildly negative tangential association.
- Bexar County, Texas Bexar County is referenced only via its judge's involvement, a neutral factual mention.
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Elections
Texas Latino voters souring on Trump, but not fully embracing Democrats
PN Team • 1 week ago
Polling and interviews across Texas point to a significant erosion of Latino support for President Trump since his 2024 gains, driven by frustration over high prices, gas costs, and aggressive ICE enforcement that has rattled South Texas communities and economies. Strategists describe the shift as a rebuke of Republicans rather than genuine enthusiasm for Democrats, who still carry a damaged brand with many Latino voters. The trend could shape Texas's competitive U.S. Senate race between Ken Paxton and James Talarico, as well as newly redrawn majority-Hispanic congressional districts. Analysts expect Latino support for Democrats to partially rebound toward 2018 levels, but caution that voters remain persuadable and increasingly judge candidates individually rather than by party.
Sources:
Sentiment
- Donald Trump Trump is portrayed as losing Latino support due to economic frustration and unpopular ICE enforcement policies.
- Republican Party (United States) Republicans face erosion of Latino support due to high prices and aggressive ICE enforcement.
- Democratic Party (United States) Democrats are described as having a damaged brand despite some gains in Latino support.
- South Texas South Texas communities and economies are described as rattled by aggressive ICE enforcement.
- James Talarico Talarico is mentioned neutrally as a Senate candidate benefiting from the political shift.
- Ken Paxton Paxton is mentioned as a Senate candidate facing a less favorable political environment among Latino voters.
- Texas Texas is the setting for shifting political dynamics without inherent reputational harm or benefit to the state itself.
- United States House of Representatives Newly redrawn majority-Hispanic congressional districts are mentioned factually in context of political shifts.
- United States Senate The competitive Texas Senate race is mentioned factually without favorable or unfavorable framing.
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Elections
Democrats pour money into Texas governor’s race
PN Team • 3 weeks ago
Illinois Gov. JB Pritzker and the Democratic Governors Association are each sending $1 million to support Gina Hinojosa's challenge to Republican Gov. Greg Abbott, according to The New York Times. The infusion is significant for Hinojosa, whose campaign had only about $4 million on hand at the end of last month. The move follows pressure from prominent Latino Democrats, including Rep. Joaquin Castro, who pushed the DGA to treat the race as competitive.
Hinojosa's bid has been somewhat overshadowed by Democratic Senate nominee James Talarico, who has raised more than $70 million against Republican Ken Paxton and is seen as a national fundraising star. Democrats haven't won a statewide race in Texas since 1994, and the governor's mansion has been held by Republicans since Ann Richards left office in 1995. Castro argued that winning the governor's race is the only way to stop Texas Republicans from attempting another congressional redistricting before 2028, telling the Times, "Gina is right there."
Sources:
Sentiment
- James Talarico Talarico is highlighted as a standout fundraiser overshadowing other Democrats, a strongly favorable portrayal.
- Joaquin Castro Castro is shown successfully pressuring the DGA and offering a strategic rationale, reflecting positively on his political influence.
- Gina Hinojosa Hinojosa is depicted as benefiting from a major cash infusion and growing party support, boosting her campaign's viability.
- Democratic Governors Association The DGA is portrayed as actively investing significant funds to make the Texas race competitive, a favorable organizational action.
- Democratic Party (United States) Democrats are shown mobilizing resources and fundraising momentum in a long-shot race, a mildly positive but tempered portrayal given the historical losing streak.
- Greg Abbott Abbott is mentioned as the incumbent facing a newly competitive challenge, a mild negative for his reelection prospects.
- Ken Paxton Paxton is mentioned only as Talarico's opponent facing a well-funded challenger, a mild negative implication.
- Illinois Illinois is referenced only as Pritzker's home state, a neutral factual mention.
- Republican Party (United States) Republicans are mentioned factually as the incumbent party holding the governorship and Senate seat without direct characterization.
- Texas Texas is the setting of the race, mentioned factually without inherent reputational framing.
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Elections
Texas’ redrawn 35th District pits GOP veteran against Democratic sheriff’s deputy in House battleground
PN Team • 4 weeks ago
Republicans redrew Texas' 35th Congressional District last year hoping to flip it, setting up a San Antonio-area race between Republican Carlos De La Cruz, an Air Force veteran and first-time candidate whose sister is Rep. Monica De La Cruz, and Democrat Johnny Garcia, a longtime Bexar County sheriff's deputy. Both are Latino men with law enforcement or military backgrounds who blur typical partisan lines: De La Cruz echoes anti-corruption, cost-cutting messaging similar to Democrats', while Garcia, a self-described "old school Democrat," breaks with his party on border policy and some social issues.
Analysts rank the 35th as a pivotal test of the GOP's mid-decade gerrymander and of whether Latino voters continue trending Republican after 2024. The district is majority Hispanic by eligible voters but leans Republican as drawn, having favored Trump by double digits last cycle. Spending has topped $9 million combined, with Trump's political network and House Majority PAC both pouring in money. Trump is set to rally for De La Cruz in San Antonio, underscoring national Republican stakes in preserving their House majority through races like this one.
Sources:
Sentiment
- Donald Trump Described as actively campaigning for De La Cruz, reinforcing his political influence favorably from a GOP perspective.
- Monica De La Cruz Mentioned positively as the sitting congresswoman and sister of the candidate, lending family political credibility.
- Law enforcement Referenced as the professional background of both candidates, a neutral descriptor.
- Republican Party (United States) Portrayed as the party pursuing a redistricting strategy and investing heavily to flip the seat, a neutral-to-mildly favorable framing of political effort.
- San Antonio Named as the race's location and site of Trump's rally, a neutral geographic reference.
- Bexar County, Texas Named as Garcia's area of service as sheriff's deputy, a neutral factual reference.
- Democratic Party (United States) Mentioned factually as the party of candidate Garcia in a competitive race.
- Texas Central setting of the redistricting battle, described factually without clear reputational charge.
- United States Referenced implicitly via national political stakes, a neutral contextual mention.
- United States Congress Referenced generally as the body the race will help control, a neutral institutional mention.
- United States House of Representatives Central to the race's stakes but described neutrally as the chamber at issue.
Related Events
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Politics
Dueling Protests and Rally Greet Trump in San Antonio
PN Team • 3 weeks ago
President Trump's campaign rally at the Freeman Coliseum in San Antonio drew competing demonstrations on Wednesday, as the Party for Socialism and Liberation (PSL) and the Bexar County Democratic Party staged separate but overlapping protests near the venue's entrance. The PSL focused on opposition to ICE enforcement, framing its protest around the impact of deportations on the heavily Hispanic city, while Bexar County Democrats promoted their demonstration as a rebuke of Trump's presidency and highlighted Democratic Senate candidate James Talarico. Members of the Brown Berets, the 50501 organization, and PETA also joined the protest activity.
Several hundred protesters gathered along Houston Street, while thousands of rally attendees lined up to enter, with overflow crowds watching via jumbotron after the venue reached capacity. Law enforcement, including the Secret Service, closed streets ahead of the president's motorcade arrival. The protests and rally crowds remained physically separated and the event proceeded without major incident, as Trump's team seeks to boost Republican turnout in Texas ahead of upcoming elections.
Sources:
Sentiment
- Democratic Party (United States) Bexar County Democratic Party's protest against Trump is mentioned factually without strong reputational framing for the national party.
- Donald Trump Trump's rally drew large supportive crowds but also significant dueling protests, balancing out to a largely neutral mention.
- San Antonio San Antonio is depicted as the city hosting a major political event, a neutral to slightly positive mention of civic engagement.
- Texas Texas is mentioned as the site of political mobilization ahead of elections, a neutral contextual reference.
- Bexar County, Texas Bexar County is mentioned only in connection with its Democratic Party chapter organizing a protest, a neutral factual reference.
- Houston Houston Street is mentioned only as the location where protesters gathered, a neutral geographic detail.
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Politics
Bexar County Sheriff Investigates Skirmishes at San Antonio Trump Rally
PN Team • 2 weeks ago
Bexar County Sheriff Javier Salazar, a Democrat, has opened a criminal investigation into altercations between Trump supporters and protesters at an October 7 get-out-the-vote rally headlined by President Trump at San Antonio's Freeman Coliseum. Hundreds of demonstrators carrying anti-ICE and anti-administration signs gathered outside the venue, while inside, security removed about 18 agitators who interrupted the event; two received criminal trespass warnings, but no arrests were made.
Salazar's office launched a social media campaign seeking the public's help identifying people involved in or who witnessed skirmishes with the agitators, saying it has not determined whether crimes occurred but wants to investigate reported incidents and allow any victims to press charges. Salazar previously pursued a separate case against organizers of a 2022 migrant relocation flight from San Antonio to Martha's Vineyard tied to a program backed by Florida Governor Ron DeSantis; Bexar County's district attorney declined to prosecute that case in September 2025, citing insufficient evidence after interviewed migrants said they were not coerced.
Sources:
Sentiment
- Ron DeSantis DeSantis is linked to a migrant relocation program that was subject to a now-dropped criminal investigation, a mildly unfavorable association.
- Donald Trump Trump's rally is the site of protests and altercations, a mildly negative association though he is not directly implicated in wrongdoing.
- San Antonio San Antonio is the location of the rally and protests, a mildly negative association due to the unrest described.
- Bexar County, Texas Bexar County is mentioned as the jurisdiction investigating the incidents, a neutral factual reference.
- Democratic Party (United States) Sheriff Salazar's party affiliation is noted factually without reflecting positively or negatively on the party itself.
- Florida Florida is mentioned only as DeSantis's state in connection with the migrant flight program, a tangential reference.
- Texas Texas is mentioned as the broader location context without specific reputational implication.
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Elections
Texas redistricting map faces unexpected pushback a year after signing
PN Team • 2 months ago
One year after Gov. Greg Abbott signed Texas's mid-decade "One Big Beautiful Map," redrawing five congressional districts at President Trump's urging, polling suggests Republicans may not be reaping the gains they expected. The redistricting combined Black-majority districts in Houston and Dallas-Fort Worth and paired two Austin Democrats, while shifting South Texas seats to favor the GOP, aiming for a net five-seat pickup for Republicans nationally.
Recent Texas Southern University polling shows Democratic Rep. Henry Cuellar leading in District 28 and Rep. Vicente Gonzalez ahead in District 34, despite both districts being redrawn to favor Trump. In District 15, Republican incumbent Monica De La Cruz trails Tejano musician Bobby Pulido despite a district redrawn heavily in Trump's favor. District 35, created by merging two Austin Democratic incumbents' territory, remains a contested open seat where House Speaker Mike Johnson recently campaigned for Republican Carlos De La Cruz against Democrat Johnny Garcia.
The shifting numbers, attributed partly to fallout from immigration enforcement, tariffs and inflation, complicate Republican hopes of using redistricting to offset historic midterm losses for the party controlling the White House.
Sources:
Sentiment
- Republican Party (United States) The redistricting effort is portrayed as backfiring, undermining Republican expectations of gains.
- Democratic Party (United States) Democratic candidates are shown leading in polls in districts drawn to favor Republicans, suggesting improved standing.
- Donald Trump Redistricting done at his urging appears to be underperforming, reflecting negatively on his political influence.
- Greg Abbott He signed the map now facing unexpected pushback, tying him to a plan that may be failing.
- United States Mentioned tangentially regarding national midterm losses for the party controlling the White House.
- United States Congress Referenced tangentially in relation to congressional districts and seats without direct reputational framing.
- Austin, Texas Mentioned factually as the location of paired Democratic incumbents' districts.
- Dallas–Fort Worth metroplex Mentioned factually as location of combined Black-majority districts.
- Houston Mentioned factually as location of combined Black-majority districts.
- Texas Central setting of the redistricting story, mentioned factually without clear reputational tilt.
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Elections
Trump Rallies for Paxton in Texas, Warns of Talarico Senate Upset
PN Team • 3 weeks ago
President Donald Trump traveled to San Antonio to rally support for Ken Paxton's U.S. Senate campaign, his third Texas trip in under a month, amid polling showing Democratic state Rep. James Talarico within striking distance of becoming the first Democrat to win statewide office in Texas in more than three decades. Trump warned the crowd Texans would "never forgive" the state if Talarico won, using derogatory nicknames and repeating a false claim that Talarico is vegan.
The speech leaned heavily on cultural and immigration messaging, with Trump linking a potential Democratic win to border security fears and falsely claiming Democrats would eliminate oil and gas jobs. He also touted a planned firing-squad execution of a Fort Hood attacker and repeated promises of $5,000 payments to Americans and one-time Medicare payments to seniors. Gov. Greg Abbott, also on the ballot, was notably absent. The rally comes as national polls show Democrats favored to retake Congress and Trump's approval ratings sagging, raising stakes for Republicans trying to hold the Senate.
Sources:
Sentiment
- Donald Trump Trump is shown making false claims, using derogatory nicknames, and facing sagging approval ratings, a clearly unfavorable portrayal.
- James Talarico Talarico is portrayed as a strong, historic contender within striking distance of a major upset, a favorable framing despite being targeted with false claims.
- Democratic Party (United States) Democrats are portrayed as favored to win and gaining ground, a modestly favorable framing despite Trump's attacks.
- Ken Paxton Paxton is the rally's beneficiary but is otherwise only tangentially mentioned as the candidate needing support.
- Republican Party (United States) Republicans are depicted as anxious and facing a tough Senate race, a mildly unfavorable framing.
- San Antonio San Antonio is mentioned only as the location of the rally without reputational implications.
- Texas Texas is the setting for the political contest, mentioned factually without clear reputational framing.
- United States Senate The Senate is referenced only as the context for the electoral contest without specific reputational framing.
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