Which states will use new congressional maps in the midterms?
Short Answer
Both the model and the market overwhelmingly agree that Texas is most likely to use new congressional maps in the midterms, with only minor residual uncertainty.
1. Market Behavior & Drivers
This market's price has remained completely static, holding at a 90.5% probability for a "Yes" outcome since its inception. There have been no price movements, spikes, or drops recorded over 336 data points. The complete absence of price discovery is the defining characteristic of this chart. Consequently, there are no support or resistance levels to analyze.
The lack of activity is confirmed by a total trading volume of zero contracts. This indicates that while an initial price was set, no traders have engaged with the market to either reinforce or challenge that probability. The market's high initial probability aligns with external context, which reports that California was one of ten states to delineate new congressional maps for the 2026 midterm cycle. The market sentiment, as reflected by the static 90.5% price and zero volume, suggests the outcome was viewed as a settled matter from the start, leaving no room for speculation or active trading.
- Texas and Florida officially implemented new congressional maps for 2026 midterms.
- North Carolina's map is confirmed; California altered redistricting authority for 2026.
- Tennessee also implemented new maps, among ten states using them for 2026.
Who Wins and Why
| Outcome | Market | Model | Why |
|---|---|---|---|
| Utah | 90.0% | 86.8% | A new congressional map is expected for the 2026 United States midterm elections. |
| Indiana | 4.0% | 0.6% | Indiana may adjust its congressional map ahead of upcoming elections. |
| South Carolina | 0.2% | 0.2% | South Carolina may adjust its congressional map ahead of upcoming elections. |
| Wisconsin | 2.1% | 0.3% | Wisconsin may adjust its congressional map ahead of upcoming elections. |
| Texas | 97.9% | 98.3% | A new congressional map is expected for the 2026 United States midterm elections. |
Current Context
Mid-decade redistricting saw ten states delineate new congressional boundaries. This process, changing district lines between the constitutionally mandated decennial census redistricting, became a significant feature in the 2025-2026 period, though historically uncommon [1][2][3]. For the 2026 midterm election cycle, Alabama, California, Florida, Louisiana, Missouri, North Carolina, Ohio, Tennessee, Texas, and Utah delineated new congressional district boundaries [4].
Political strategies and legal challenges drove mid-decade redistricting efforts. These efforts were frequently spurred by aims to gain seats for the 2026 midterms [5][6][7][8]. Legal challenges, including those related to the Voting Rights Act, and pressures from national political figures also influenced these redistricting decisions [5][6][7][8].
Nine states enacted new congressional maps for the 2026 midterms. As of mid-2026, California, Florida, Louisiana, Missouri, North Carolina, Ohio, Tennessee, Texas, and Virginia have enacted new congressional maps for use in these elections [9][10][11][12]. All other states, the District of Columbia, and Puerto Rico maintained the same congressional district boundaries for the 2026 cycle as were used in the 2024 cycle [4].
Sources (12)
- 1Changing the Maps: Tracking Mid-Decade Redistrictingncsl.org
- 2Apportionment and Redistricting Process for the U.S....congress.gov
- 3Apportionment and Redistricting Process for the U.S. House of Representativeseverycrsreport.com
- 4Congressional Districtscensus.gov
- 5See Where the Gerrymandering Wars Have Redrawn U.S. Congressional Maps - The New York Timesnewyork-times.pages.dev
- 6What to know about the latest wave of changes to... - AP.orgap.org
- 7Where Things Stand Now as Redistricting Scrambles the...ncsl.org
- 8Tracking the Battle to Reshape Congress for the Midterms - The New York Timesnytimes.com
- 9Redistricting ahead of the 2026 electionsballotpedia.org
- 10United States House of Representatives elections, 2026ballotpedia.org
- 11A new congressional map is enacted in Louisiana, blocked in Alabama, and dead in South Carolina - Ballotpedia Newsnews.ballotpedia.org
- 12United States Congress elections, 2026ballotpedia.org
2. Price Chart
Historical Price (Probability)
Outcome probability
Date
3. Market Data
Contract Snapshot
The market resolves to "Yes" if a listed US state utilizes a new congressional district map in the 2026 United States midterm elections, provided this map was formally adopted after the 2024 elections, remains fully in effect, and has not been completely struck down. Otherwise, it resolves to "No," which includes scenarios where no qualifying new map is in use by the 2026 midterms or if a map is entirely redrawn and the new version does not meet the specified criteria. The market closes on November 3, 2026, with official state information and credible reporting serving as primary resolution sources.
Available Contracts
Market options and current pricing
| Outcome bucket | Yes (price) | No (price) | Last trade probability |
|---|---|---|---|
| Texas | $0.99 | $0.02 | 98% |
| Florida | $0.99 | $0.02 | 98% |
| California | $0.98 | $0.04 | 96% |
| North Carolina | $0.97 | $0.04 | 96% |
| Ohio | $0.97 | $0.07 | 95% |
| Alabama | $0.92 | $0.10 | 92% |
| Louisiana | $0.94 | $0.09 | 92% |
| Missouri | $0.93 | $0.08 | 91% |
| Utah | $0.91 | $0.10 | 90% |
| Nebraska | $0.05 | $0.96 | 20% |
| Georgia | $0.06 | $0.95 | 6% |
| Virginia | $0.05 | $0.95 | 5% |
| Maryland | $0.05 | $0.97 | 5% |
| Minnesota | $0.05 | $0.96 | 5% |
| Indiana | $0.05 | $0.96 | 4% |
| New Jersey | $0.05 | $0.97 | 4% |
| Illinois | $0.04 | $0.99 | 3% |
| New York | $0.06 | $0.98 | 2% |
| Wisconsin | $0.03 | $0.98 | 2% |
| Washington | $0.04 | $0.98 | 2% |
| South Carolina | $0.00 | $1.00 | 0% |
| Kansas | $0.04 | $0.99 | 0% |
| Mississippi | $1.00 | $1.00 | 0% |
| Tennessee | $1.00 | $1.00 | 0% |
Market Discussion
The market discussion strongly indicates a consensus that ten specific states—Alabama, California, Florida, Louisiana, Missouri, North Carolina, Ohio, Tennessee, Texas, and Utah—will use new congressional maps in the 2026 midterms, with their "Yes" probabilities ranging from 91% to 98%. This extensive mid-decade redistricting is largely driven by partisan legislative actions and significant court rulings, including the Supreme Court's Louisiana v. Callais decision, which has influenced districting standards. For all other listed states, "Yes" probabilities are notably low (below 6%), suggesting they are not expected to adopt new maps qualifying under the market's criteria.
4. Trust Index
Settlement depends on token voting.
Integrity risk· Resolution quality
How it adds up
Integrity80% of score71Good
Resolution quality is low (30), but Integrity averages all three scores, so the other two pull it up. Only a critically low score would cap the total.
Trade quality20% of score40High Risk
Includes the cost to trade: a $10,000 order can't be filled here because the order book is too thin.
Trust score65Caution
Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index
Trust profile
Integrity5 screens run · 4 don't apply · 1 awaiting data
5. What are the key legal challenges that could alter the status of new congressional maps in North Carolina and Alabama before the 2026 midterms?
| North Carolina Map Enactment | October 2025 [1] |
|---|---|
| North Carolina Lawsuits Status | Dropped January 2026 [2][3][4] |
| Alabama Map Supreme Court Ruling | Allowed use for 2026 elections June 2026 [5] |
North Carolina's congressional map is confirmed for the 2026 midterms. The state's new congressional map, enacted in October 2025, will be used in the upcoming 2026 midterm elections [1]. Although the map faced several federal lawsuits alleging constitutional and Voting Rights Act violations, federal courts denied requests for a preliminary injunction in November 2025 [2][6]. Subsequently, the plaintiffs withdrew their lawsuits in January 2026, thereby solidifying the map's use for the 2026 election cycle after federal court panels denied requests to block its implementation [2][3][4].
Alabama's 2023 congressional map also endured significant legal scrutiny. Initially, a federal panel blocked the map in May 2026, determining it was tainted by intentional racial discrimination [5][7][8][9][10]. However, the U.S. Supreme Court intervened in June 2026, issuing an order that permitted Alabama to utilize this map for the 2026 elections [5]. Consequently, both North Carolina and Alabama have successfully enacted and defended their new maps or received Supreme Court clearance for the 2026 cycle, leading prediction markets to assign a high probability to their continued use [11][12][13].
Sources (13)
- 1Redistricting in North Carolina ahead of the 2026 electionsballotpedia.org
- 2Judges allow a North Carolina map that could flip a US House seat to the GOP | AP Newsapnews.com
- 3NC congressional map critics drop federal lawsuitscarolinajournal.com
- 4NC can use Republican-drawn congressional map in 2026 midterms, judges ruleaxios.com
- 5Supreme Court permits Alabama to use congressional map...scotusblog.com
- 6Federal judges deny injunction, uphold new NC congressional mapcarolinajournal.com
- 7Federal court blocks Alabama’s plan for new US House map | AP Newsapnews.com
- 8ORDERstorage.courtlistener.com
- 9ORDERalabamareflector.com
- 10Redistricting in Alabama ahead of the 2026 electionsballotpedia.org
- 11https://polymarket.com/event/which-states-will-use-new-congressional-maps-in-the-midtermspolymarket.com
- 12Which states will redistrict before the midterms? Prediction Marketrobinhood.com
- 132026 Redistricting Odds | Latest Redistricting Odds By Stateelectionodds.com
6. What is the official status and implementation timeline for the new congressional maps in Florida and Texas for the 2026 election cycle?
| Florida Map Enactment Date | May 4, 2026 [1][2][3] |
|---|---|
| Texas Map Enactment Date | August 29, 2025 [4][5][6] |
| Texas Map Officially Effective | April 27, 2026 [7][8][9][10] |
Florida and Texas have officially implemented new congressional maps for 2026. Both states have officially implemented new congressional maps for the 2026 election cycle [11][7][8][9][10]. These states are among ten nationwide that have established new boundaries for these upcoming elections [10][12][13][14][15].
Florida's new congressional map was enacted and withstood legal challenges. Florida's new congressional map was signed into law by Governor Ron DeSantis on May 4, 2026, officially enacting HB 1-D for the 2026 U.S. House elections [1][2][3]. The Florida Supreme Court rejected challenges seeking to block this map in June 2026, ensuring its use in the midterm elections [11][16][17].
Texas's congressional map was enacted and affirmed by the Supreme Court. In Texas, Governor Greg Abbott enacted the new congressional map on August 29, 2025 [4][5][6]. The U.S. Supreme Court confirmed on December 4, 2025, that Texas could utilize this map for the 2026 elections [4][5][6]. Subsequently, the U.S. Supreme Court formally overturned a lower court's ruling against the map on April 27, 2026, officially making Texas's new congressional map effective for the 2026 election cycle [7][8][9][10].
Sources (17)
- 1Florida enacts new congressional maps, citizenship verification requirement in 2026 - Ballotpedia Newsnews.ballotpedia.org
- 2Florida H0001legislation.ballotpedia.org
- 3United States House of Representatives elections in...ballotpedia.org
- 4Texas enacted a new congressional map for the 2026 U.S....news.ballotpedia.org
- 5United States House of Representatives elections in Texas,...ballotpedia.org
- 6Texas filing deadline today—here's what we're watching - Ballotpedia Newsnews.ballotpedia.org
- 7Texas Redistrictingredistricting.capitol.texas.gov
- 8Texas’ new congressional map can be used, Supreme Court rulestexastribune.org
- 9Supreme Court allows Texas congressional map for 2026 elections – NBC 5 Dallas-Fort Worthnbcdfw.com
- 10Where the 2026 Redistricting Battles Stand, State by State – Election Deskelectiondesk.org
- 11Florida Congressional Map Stands for 2026 Midtermsthefloridapress.com
- 12Tracking the Battle to Reshape Congress for the Midterms - The New York Timesnytimes.com
- 13Redistricting ahead of the 2026 electionsballotpedia.org
- 14Where the redistricting fight stands heading into the midterms – NBC Bay Areanbcbayarea.com
- 15Redistricting in California ahead of the 2026 electionsballotpedia.org
- 16Florida Supreme Court rejects challenge to new GOP...nbcnews.com
- 17Florida court allows use of new US House districts drawn by Republicans for midterm electionsksat.com
7. How do the mid-decade redistricting efforts in Louisiana and Georgia compare regarding their legal justifications under the Voting Rights Act?
| Louisiana Supreme Court Ruling | Louisiana v. Callais (2026) found racial gerrymander unconstitutional [1][2][3][4][5][6] |
|---|---|
| Georgia VRA Violation | 2021 maps diluted Black voting power, violating VRA Section 2 [7][8][9] |
| Callais Precedent Effect | Narrows VRA Section 2 scope, requiring evidence of intentional discrimination [3][10] |
Louisiana's redistricting efforts were struck down as an unconstitutional racial gerrymander. The state's mid-decade redistricting aimed to create a second majority-Black district, intending to comply with Section 2 of the Voting Rights Act (VRA). However, the U.S. Supreme Court, in Louisiana v. Callais (2026), ruled that this attempt constituted an unconstitutional racial gerrymander [1][2][3][4][5][6]. The Court determined that Section 2 of the VRA did not necessitate the creation of such a district, thereby negating any compelling interest that could justify the use of race in redistricting [1][2][3][4][5][6]. Following this decision, Louisiana subsequently implemented a new electoral map [11][12][13].
Georgia's redistricting required a remedial map due to VRA violations found by federal courts. Unlike Louisiana, Georgia's prior redistricting process involved federal courts determining that its 2021 congressional and legislative maps violated Section 2 of the VRA [7][8][9]. These courts found that the maps unlawfully diminished the voting power of Black citizens, which in turn necessitated the implementation of remedial maps [7][8][9]. Significantly, Georgia has not undergone the specific mid-decade federal litigation and Supreme Court mandate that Louisiana experienced [3][10].
The Callais precedent significantly impacts future Voting Rights Act challenges. Legal experts have observed that the Louisiana v. Callais decision complicates potential federal challenges to future mid-decade redistricting maps [3][10]. This precedent is seen as restricting the scope of Section 2 of the VRA and introducing a requirement for evidence of intentional discrimination in such challenges [3][10].
Sources (13)
- 124-109 Louisiana v. Callais (04/29/2026)supremecourt.gov
- 2High Court Narrows Voting Rights Act in Louisiana v. Callaiscongress.gov
- 3The Aftermath of Callaisstatecourtreport.org
- 4U.S. Supreme Court decides prominent redistricting case...news.ballotpedia.org
- 5U.S. Supreme Court decides redistricting case with...news.ballotpedia.org
- 6Redistricting ahead of the 2026 electionsballotpedia.org
- 7Redistricting in Georgia after the 2020 census - Ballotpediaballotpedia.org
- 8Federal district court overturns Georgia's congressional, legislative district maps - Ballotpedia Newsnews.ballotpedia.org
- 9Redistricting in Georgiaballotpedia.org
- 10After Callais — Southern Redistricting & Organizing Dashboardmdr-palacios.github.io
- 11A new congressional map is enacted in Louisiana, blocked in Alabama, and dead in South Carolina - Ballotpedia Newsnews.ballotpedia.org
- 12United States House of Representatives elections, 2026ballotpedia.org
- 13Virginia the seventh state to redraw congressional district boundaries ahead of the 2026 elections - Ballotpedia Newsnews.ballotpedia.org
8. What role has national party leadership played in influencing mid-decade redistricting efforts in Ohio and Virginia for the 2026 cycle?
| Ohio Map Approval Date | October 31, 2025 [1][2][3][4] |
|---|---|
| Virginia Amendment Approval Date | April 21, 2026 [5][6][7][8] |
| Virginia Map Voided Date | May 8, 2026 [9] |
National party leadership significantly shaped mid-decade redistricting for the 2026 cycle. National Republicans encouraged GOP-led states to redraw maps to protect their House majority, while National Democrats urged voters and lawmakers in states like Virginia to adopt new maps to counter what they termed 'Trump-inspired gerrymandering' [10][5][7][8]. This surge in redistricting efforts was notably catalyzed in 2025 when President Donald Trump encouraged Texas Republicans to redraw their map [11].
Ohio's redistricting was legally mandated, resulting in a new map for 2026. In Ohio, 2018 constitutional reforms legally required a redraw before the 2026 elections because its 2022 map failed to receive bipartisan support [1][2][3][4][12]. The Ohio Redistricting Commission unanimously approved a new map on October 31, 2025. This map increases Republican competitiveness and averted a more aggressive legislative-led redraw [1][2][3][4]. Ohio is confirmed to use these new congressional maps for the 2026 midterm elections, aligning with national Republican efforts [1][8][13].
Virginia's efforts to redraw maps were ultimately blocked by the Supreme Court. Following national Democratic calls to counter 'Trump-inspired gerrymandering,' the Democratic-led General Assembly pursued a constitutional amendment to bypass its bipartisan commission and implement new congressional lines [10][5][7][8][6]. Voters approved this amendment in a referendum on April 21, 2026, which authorized new maps for the midterms [5][6][7][8]. However, the Virginia Supreme Court subsequently voided these results on May 8, 2026, effectively blocking the implementation of the new map [9].
Sources (13)
- 1Redistricting in Ohio ahead of the 2026 electionsballotpedia.org
- 2Ohio Redistricting Commission approves new congressional map in the only state required by law to redistrict before 2026 - Ballotpedia Newsnews.ballotpedia.org
- 3Ohio Redistricting Commission cuts deal on map, averts repeal effort | Ideastream Public Mediaideastream.org
- 4Ohio officials approve new congressional map that could help GOPsignalohio.org
- 5Virginia the seventh state to redraw congressional district boundaries ahead of the 2026 elections - Ballotpedia Newsnews.ballotpedia.org
- 6Virginia Senate Democrats advance mid-decade redistricting amendment • Virginia Mercuryvirginiamercury.com
- 7Virginia, Ohio advance redistricting plans amid Trump-inspired national fray | Reutersreuters.com
- 8Virginia voters approve Democrats' redistricting plan...nbcnews.com
- 9Virginia Supreme Court voids election results for Virginia redistricting referendum, blocking implementation of a map that would have shifted four congressional seats towards Democrats - Ballotpedia Newsnews.ballotpedia.org
- 10Ohio panel, Virginia lawmakers advance redistricting plans | AP Newsapnews.com
- 11Redistricting is rampant ahead of the US House midterm elections. What states are taking action? | The Associated Pressap.org
- 12Redistricting in Ohio after the 2020 census - Ballotpediaballotpedia.org
- 13Which States Will Redistrict Before 2026 Midterms? See...federalnewsnetwork.com
9. How did the redistricting processes and outcomes differ between California's independent commission and Florida's legislature-driven approach for the 2026 maps?
| California Redistricting Method | Voters passed Proposition 50, transferring authority to state legislature (November 2025) [1][2][3][4] |
|---|---|
| Florida Map Enactment Date | Governor Ron DeSantis signed new map legislation (May 4, 2026) [5][6] |
| States with New 2026 Maps | California and Florida are among at least nine states (2026) [3][7][8][6] |
California voters temporarily altered redistricting authority for 2026. For the 2026 congressional maps, California's redistricting process involved voters passing Proposition 50 in November 2025, which temporarily bypassed the independent Citizens Redistricting Commission [1][2][3][4]. This measure transferred the authority to draw congressional maps to the Democratic-controlled state legislature for the 2026 cycle [1][2][3][4]. The legislature then adopted a new congressional map for use from 2026 through 2030 [2][3][4].
Florida’s 2026 redistricting process heavily favored the executive. Florida lawmakers enacted a new congressional map during an April 2026 special session, which Governor Ron DeSantis signed into law on May 4, 2026 [5][6]. This map was favored by Governor DeSantis and increased the number of Republican-leaning districts, reflecting a shift where redistricting control moved away from traditional legislative deliberation to the executive office [9][10]. Both California and Florida are among at least nine states that have adopted new congressional maps for the 2026 midterm elections following mid-decade redistricting efforts [3][7][8][6].
Sources (10)
- 1California Legislature clears way for new congressional district maptimesofsandiego.com
- 2Redistricting in California - Ballotpediaballotpedia.org
- 3California voters approve new congressional map for use through 2030 - Ballotpedia Newsnews.ballotpedia.org
- 4California Proposition 50, Use of Legislative Congressional...ballotpedia.org
- 5Redistricting - The Florida Senateflsenate.gov
- 6Florida enacts new congressional maps, citizenship verification requirement in 2026 - Ballotpedia Newsnews.ballotpedia.org
- 7Redistricting is rampant ahead of the US House midterm...ap.org
- 8A new congressional map is enacted in Louisiana, blocked in Alabama, and dead in South Carolina - Ballotpedia Newsnews.ballotpedia.org
- 9Florida redistricting session kicks off as House majority hangs in balance | Fox Newsfoxnews.com
- 10Florida lawmakers cede redistricting authority to executive powerfloridatrib.org
10. What Could Change the Odds
Key Catalysts
As of August 18, 2026, ten states implemented new congressional maps for the November 3, 2026, midterm elections: Alabama, California, Florida, Louisiana, Missouri, North Carolina, Ohio, Tennessee, Texas, and Utah [1][2]. These states, which also had new congressional maps designated for the 2026 midterm elections as of July 2026 [3], collectively represent approximately 40-42% of all U.S. House seats [1]. The redistricting cycle is considered closed for the 2026 election [1].
The mid-decade redistricting cycle resulted in two states redrawing maps to favor Democrats (California and Utah) and eight states redrawing maps to favor Republicans (Alabama, Florida, Louisiana, Missouri, North Carolina, Ohio, Tennessee, and Texas) [1]. Analysts project the overall impact of these map changes to favor Republicans, estimating a potential net gain for the GOP [1]. Democratic incumbents remain competitive in some transformed districts [1].
Key Dates & Catalysts
- Closes: November 03, 2026
