| Will the Democratic party win 218-221 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 4% | 460K |
| Cindy Hyde-Smith (R): Will the Republicans win the Mississippi Senate race in 2026?Polymarket · Open, closes Nov 3, 2026 | 86% | 458K |
| Christine Drazan: Will the Republican party win the governorship in OregonKalshi · Open, closes Nov 3, 2027 | 20% | 458K |
| Aaron Flint: Will Republican win the House race for MT-1?Kalshi · Open, closes Nov 3, 2027 | 43% | 451K |
| Will the Republican party hold exactly 51 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 5% | 451K |
| Will the Democratic party win 214-217 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 4% | 446K |
| Will the Democratic party hold exactly 54 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 22% | 441K |
| Sam Forstag: Will Democratic win the House race for MT-1?Kalshi · Open, closes Nov 3, 2027 | 57% | 441K |
| Raymond Smith Jr.: Will Democratic win the House race for NC-03?Kalshi · Open, closes Nov 3, 2027 | 42% | 441K |
| Chris Gallant: Will Democratic win the House race for NY-01?Kalshi · Open, closes Nov 3, 2027 | 21% | 438K |
| Ashley Moody (R): Will the Republicans win the Florida Senate race in 2026?Polymarket · Open, closes Nov 3, 2026 | 88% | 438K |
| Greg Murphy: Will Republican win the House race for NC-03?Kalshi · Open, closes Nov 3, 2027 | 60% | 436K |
| Jared Moskowitz: Will Democratic win the House race for FL-25?Kalshi · Open, closes Nov 3, 2027 | 81% | 428K |
| John James: Will the Republican party win the governorship in MichiganKalshi · Open, closes Nov 3, 2027 | 6% | 426K |
| Will the Republican Party win 208-212 seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 5% | 422K |
| Will the Republican Party win 193-197 seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 14% | 421K |
| Scott Singer: Will Republican win the House race for FL-25?Kalshi · Open, closes Nov 3, 2027 | 20% | 420K |
| Will Republicans win Michigan, and lose Alaska, Iowa, Kansas, Maine, Ohio, and Texas?Polymarket · Open, closes Nov 3, 2026 | 0.5% | 416K |
| Amanda Janoo: Will the Democratic party win the governorship in VermontKalshi · Open, closes Nov 3, 2027 | 32% | 415K |
| Don Davis: Will Democratic win the House race for NC-1?Kalshi · Open, closes Nov 3, 2027 | 87% | 413K |
| Greg Abbott and Ken Paxton win: Will Texas Governor winner be Republican party and Texas Senate winner be Republican party?Kalshi · Open, closes Nov 3, 2027 | 24% | 411K |
| Hormuz Agreement; R Senate: Will there be a Hormuz agreement and the Republicans win the Senate?Polymarket · Open, closes Nov 3, 2026 | 0.9% | 410K |
| John McGuire: Will Republican win the House race for VA-05?Kalshi · Open, closes Nov 3, 2027 | 64% | 407K |
| Will the Republican party hold exactly 47 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 14% | 403K |
| Will the Democratic party win 242-245 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 14% | 398K |
| James Talarico, 5+ pts: Will the margin of victory for Democrats in the U.S. Senate election in Texas be at least 5 percentage points?Kalshi · Open, closes Nov 3, 2027 | 35% | 397K |
| Will the Democratic party win 246-249 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 12% | 397K |
| Will the Democratic party win 210-213 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 1% | 393K |
| Trump declares election interference national emergency by December 31?Polymarket · Open, closes Dec 31, 2026 | 24% | 393K |
| Will the Republican party hold exactly 57 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 1% | 389K |
| Will the Republican Party win 203-207 seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 7% | 385K |
| Will the Republican party hold exactly 50 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 6% | 383K |
| Oil < $85; R Senate: Will oil be below $85 on November 2 and the Republicans win the Senate?Polymarket · Open, closes Nov 3, 2026 | 0.3% | 383K |
| Cyndi Munson: Will the Democratic party win the governorship in OklahomaKalshi · Open, closes Nov 3, 2027 | 10% | 383K |
| Paul Barringer (D): Will the Democratic Party win the NC-13 House seat?Polymarket · Open, closes Nov 3, 2026 | 34% | 382K |
| Ken Paxton, 5+ pts: Will the margin of victory for Republicans in the U.S. Senate election in Texas be at least 5 percentage points?Kalshi · Open, closes Nov 3, 2027 | 10% | 375K |
| Will the Democratic party win 222-225 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 4% | 373K |
| Graham Platner: Who will win the 2026 Maine Senate election?Kalshi · Open, closes Jul 7, 2027 | 0.1% | 369K |
| Oil < $85; D Senate: Will oil be below $85 on November 2 and the Democrats win the Senate?Polymarket · Open, closes Nov 3, 2026 | 0.4% | 367K |
| Will the Democratic party win 238-241 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 14% | 367K |
| Will the Republican Party win 198-202 seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 12% | 359K |
| Will the Democratic party win 234-237 House seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 10% | 359K |
| Will Republicans win Ohio, and lose Alaska, Iowa, Kansas, Maine, Michigan, and Texas?Polymarket · Open, closes Nov 3, 2026 | 1% | 358K |
| Will the Republican party hold exactly 46 Senate seats in the 120th Congress?Kalshi · Open, closes Feb 1, 2027 | 20% | 357K |
| Hallie Shoffner: Will Democratics win the Senate race in Arkansas?Kalshi · Open, closes Nov 3, 2027 | 5% | 357K |
| Will Mary Peltola win the 2026 Alaska Senate race?Kalshi · Open, closes Nov 3, 2027 | 70% | 356K |
| Josh Shapiro: Will the Democratic party win the governorship in PennsylvaniaKalshi · Open, closes Nov 3, 2027 | 99% | 356K |
| Will Brian Bengss win the Senate race in South Dakota?Kalshi · Open, closes Nov 3, 2027 | 5% | 351K |
| Jennifer Balkcom: Will Republican win the House race for NC-11?Kalshi · Open, closes Nov 3, 2027 | 14% | 344K |
| Ken Paxton, 1+ pts: Will the margin of victory for Republicans in the U.S. Senate election in Texas be at least 1 percentage points?Kalshi · Open, closes Nov 3, 2027 | 26% | 344K |