Kansas’s 4th Congressional District is represented by Ron Estes (R) in the U.S. House of Representatives. The district is one of Kansas’s seats in the 435-member House of Representatives. After the 2020 Census, the average congressional district had 761,169 people, according to the U.S. Census Bureau, and these district boundaries were drawn during the redistricting cycle that followed.
Congressional representatives serve two-year terms and face election every even-numbered year. The next election for this seat will take place on November 3, 2026.
Population
734,889
Median Household Income
$67,563
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates for 2019 to 2023, for district lines in effect on January 1, 2023.
Partisan Lean
R+23
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Ron Estes and Kansas's 4th Congressional District
Ron Estes, a member of the Republican Party, represents Kansas's 4th Congressional District and has held the seat since April 25, 2017. The boundary map for the district is above and the ZIP codes it covers are listed further down this page.
Committee assignments: House Committee on Ways and Means, House Committee on the Budget and Joint Economic Committee.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-6216. Official site: estes.house.gov.
Current Representative
Rep. Ron Estes (R)
119th Congress • Republican • Representing this district since April 25, 2017
Ron Estes currently represents Kansas’s 4th Congressional District as a member of the Republican Party in the United States House of Representatives. The representative’s district office helps constituents with federal casework, such as Social Security claims and veterans’ benefits.
2026 Election
On the ballot November 3, 2026
- Ron Estes, Republican Incumbent
- Katy Tyndell, Democratic
- Drew Cranmer, Libertarian
This list comes from the November 3, 2026 notices of election and candidate lists published by county election offices in each district.
Source: Kansas county election offices, November 3, 2026 notices of election and candidate lists, checked September 26, 2026. Write-in candidates are not listed.
Key dates for November 3, 2026
| Register by mail | Tuesday, October 13 Application must be postmarked by this date. |
|---|---|
| Register online | Tuesday, October 13 |
| Register in person | Tuesday, October 13 |
| Early in-person voting | October 14 to November 2 Start dates vary by county, and every county begins by October 27. Early voting ends at noon on November 2. |
| Request a mail ballot | Tuesday, October 27 Application must be received by October 27. |
| Return a mail ballot | State law requires receipt by close of polls on November 3. A district court order currently requires counting ballots postmarked by November 3 that arrive by November 6, and the state has asked for a stay. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Kansas voter lookup. Dates come from the Kansas election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Kansas are open 7 a.m. to 7 p.m., local time. Confirm your registration and polling place on the official federal voter page for Kansas: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
2234 Rayburn House Office Building
Washington, DC 20515
Phone: (202) 225-6216
Online
Committee Assignments
About This District
The district spans 19 counties in Kansas, including Stafford, Butler, Pratt, Chautauqua, and Kiowa, and others. Its largest cities are Wichita (about 398,000), Derby (about 26,000), Newton (about 19,000), and Andover (about 15,000).
Learn more about congressional districts
- What is a congressional district?
- What does a U.S. Representative do?
- What is gerrymandering?
- How congressional redistricting works
Frequently Asked Questions
Who represents Kansas's 4th Congressional District?
Ron Estes (R) represents Kansas's 4th Congressional District in the U.S. House of Representatives.
What political party is Ron Estes a member of?
Ron Estes is a member of the Republican Party.
How can I contact Ron Estes?
You can reach Ron Estes by phone at 202-225-6216 or through their official website at https://estes.house.gov.
When does Ron Estes's current term end?
Ron Estes's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Kansas's 4th Congressional District?
Kansas's 4th Congressional District is located in the state of Kansas and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Ron Estes represent?
Ron Estes has represented Kansas's 4th Congressional District since April 25, 2017. The boundary map for the district is on this page.
Where can I see a map of Ron Estes's district?
The boundary map for Kansas's 4th Congressional District is on this page. It is drawn from U.S. Census Bureau TIGERweb boundary files for the 119th Congress.
What committees is Ron Estes on?
Ron Estes sits on House Committee on Ways and Means, House Committee on the Budget and Joint Economic Committee. Committee assignments come from the Clerk of the House MemberData file.
Is Ron Estes still in Congress?
This site shows Ron Estes holding Kansas's 4th Congressional District, checked against the Clerk of the House member list. All 435 House seats are on the ballot on November 3, 2026, so the answer can change with that election.
Nearby Districts in Kansas
ZIP Codes in Kansas's 4th Congressional District
This congressional district contains 168 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
39 of these ZIP codes also extend into another Kansas district, so a ZIP code here does not always identify a single representative. Examples include 66736 (also in the 2nd), 66777 (also in the 2nd), 66840 (also in the 2nd), 66852 (also in the 2nd), 66860 (also in the 2nd), 66866 (also in the 2nd), 66870 (also in the 2nd), 67020 (also in the 1st).
- 66736
- 66777
- 66840
- 66842
- 66852
- 66853
- 66860
- 66863
- 66866
- 66870
View all 168 ZIP codes in this district
- 66736
- 66777
- 66840
- 66842
- 66852
- 66853
- 66860
- 66863
- 66866
- 66870
- 67001
- 67002
- 67003
- 67004
- 67005
- 67008
- 67009
- 67010
- 67012
- 67013
- 67016
- 67017
- 67018
- 67019
- 67020
- 67021
- 67022
- 67023
- 67024
- 67025
- 67026
- 67028
- 67029
- 67030
- 67031
- 67035
- 67036
- 67037
- 67038
- 67039
- 67041
- 67042
- 67045
- 67047
- 67049
- 67050
- 67051
- 67052
- 67054
- 67055
- 67056
- 67057
- 67058
- 67059
- 67060
- 67061
- 67062
- 67065
- 67066
- 67067
- 67068
- 67070
- 67071
- 67072
- 67074
- 67101
- 67102
- 67103
- 67104
- 67105
- 67106
- 67107
- 67108
- 67109
- 67110
- 67111
- 67112
- 67114
- 67117
- 67118
- 67119
- 67120
- 67122
- 67123
- 67124
- 67127
- 67131
- 67132
- 67133
- 67134
- 67135
- 67137
- 67138
- 67140
- 67142
- 67143
- 67144
- 67146
- 67147
- 67149
- 67150
- 67151
- 67152
- 67154
- 67155
- 67156
- 67159
- 67202
- 67203
- 67204
- 67205
- 67206
- 67207
- 67208
- 67209
- 67210
- 67211
- 67212
- 67213
- 67214
- 67215
- 67216
- 67217
- 67218
- 67219
- 67220
- 67221
- 67223
- 67226
- 67227
- 67228
- 67230
- 67232
- 67235
- 67260
- 67334
- 67344
- 67345
- 67346
- 67347
- 67349
- 67352
- 67353
- 67355
- 67360
- 67361
- 67519
- 67522
- 67523
- 67526
- 67529
- 67530
- 67545
- 67546
- 67547
- 67550
- 67552
- 67557
- 67559
- 67563
- 67567
- 67570
- 67574
- 67575
- 67576
- 67578
- 67583
- 67834
ZIP-to-district boundaries sourced from the U.S. Census Bureau's 2024-07-30 Block Equivalency File for the 119th Congress. ZCTAs (ZIP Code Tabulation Areas) approximate USPS delivery ZIPs.
U.S. Senators for this state: Jerry Moran (R), Roger Marshall (R)
Local surveillance camera contracts
Automated license plate reader contracts are approved locally, by city councils and county boards, not by Congress. These places in this district have a contract record documented from public sources:
Records compiled by Who Approved This, an independent public-records project. Approval dates, amounts, and end dates are cited to council agendas, minutes, and signed contracts.
Place list rebuilt from the Who Approved This public export on September 26, 2026.
Last updated September 27, 2026.
Data last checked September 26, 2026.
See how this district compares with another using Compare Districts.