U.S. House seat · lines in effect since 2022
Kansas's 1st District
A district of about 724,000 people, 30% of adults with a bachelor's degree. It votes R+30.9 relative to the nation for president.
Source: 2026 results: civicAPI; boundaries: Census Bureau TIGER/LineUpdated Nov 7, 2026, 3:01 PM ET
Where it sits among all 435 seats
Every U.S. House seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Labels below the bar mark 3 other seats in Kansas.
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2018 | 2020 | 2022 | 2024 | 2026 | |
|---|---|---|---|---|---|---|
| U.S. Senate | R+31.4 | No race | R+12.7 | No race | No race | No race |
| Governor | No race | D+9.4 | No race | No race | No race | No race |
| U.S. House | No race | No race | No race | R+35.3 | R+38.3 | R+21.6 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET
Who lives here, compared
Grey bars show the spread of all 435 seats. Small marks are other seats in Kansas. The black marker is KS-1.
Lower than 63% of seats.
Higher than 81% of seats.
Higher than 58% of seats.
Lower than 82% of seats.
Lower than 74% of seats.
Less dense than 97% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean.
ID-234% college gradsR+26.6Held RSD-AL
32% college gradsR+29.2Held ROR-2
25% college gradsR+27.1Held RND-AL
33% college gradsR+36.7Held R
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Who has held it
These lines took effect in 2022.
- Tracey Mann (R)
2023– · Won 2022 by 35.3, 2024 by 38.3, 2026 by 21.6
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)