Missouri's 2nd Congressional District is represented by Ann Wagner (Republican), who has held the seat since 2013. Wagner has an overall VoteSee report card grade of B, voted in 97% of roll-call votes on bills this Congress, and votes with the Republican majority 94% of the time. The district includes O'Fallon, Chesterfield, and Oakville. It takes in all or part of 4 counties, and 70% of residents live in St. Louis County. About 771,000 people live in the district, and the median household income is $102,169.
Ann Wagner (Republican) has represented Missouri's 2nd Congressional District since 2013.
See Ann Wagner's full voting record and issue positions →
Winner: Fred Wellman.
Incumbent Ann Wagner is running for re-election. 3 candidates were on the Nov 3, 2026 ballot.
Poll average: Fred Wellman 48.0%, Ann Wagner 47.0%. Simple average of 2 polls that ended Oct 11, 2026 – Nov 10, 2026, each pollster's latest (likely voters when it reports both).
| Pollster | Dates | Sample | Wellman | Wagner |
|---|---|---|---|---|
| Emerson College | Oct 31, 2026 – Nov 1, 2026 | 415 LV | 50% | 49% |
| Public Policy Polling (D) | Oct 19, 2026 – Oct 20, 2026 | 631 LV | 46% | 45% |
| Emerson College | Oct 12, 2026 – Oct 14, 2026 | 401 LV | 51% | 46% |
| Remington Research Group (R) | Sep 14, 2026 – Sep 15, 2026 | 565 LV | 42% | 43% |
| FM3 Research (D) | May 26, 2026 – May 31, 2026 | 600 LV | 41% | 44% |
Polls compiled from Wikipedia; see each pollster for full results.
Source: American Community Survey 2020–2024 5-year estimates, 119th Congress boundaries.
Members of Congress who previously represented Missouri's 2nd Congressional District. District lines are redrawn after each census, so earlier members may have represented a different area under this number.
Missouri's 2nd Congressional District covers 1,791 square miles of land. Boundaries are for the current (119th) Congress.