Kentucky’s 4th Congressional District is represented by Thomas Massie (R) in the U.S. House of Representatives. The district is one of Kentucky’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
756,119
Median Household Income
$78,569
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+36
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Thomas Massie and Kentucky's 4th Congressional District
Thomas Massie, a member of the Republican Party, represents Kentucky's 4th Congressional District and has held the seat since November 13, 2012. 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 Transportation and Infrastructure and House Committee on the Judiciary.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-3465. Official site: massie.house.gov.
Current Representative
Rep. Thomas Massie (R)
119th Congress • Republican • Representing this district since November 13, 2012
Thomas Massie currently represents Kentucky’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
- Melissa Claire Strange, Democratic
- Ed Gallrein, Republican
- Jeremy Todd, Libertarian
Source: Kentucky Secretary of State, 2026 general election candidate filings, checked September 26, 2026. Write-in candidates are not listed.
Key dates for November 3, 2026
| Register by mail | Monday, October 5 PassedApplication must be postmarked by this date. |
|---|---|
| Register online | Monday, October 5 Passed |
| Register in person | Monday, October 5 Passed |
| Early in-person voting | October 29 to October 31 No-excuse early voting. Excused in-person absentee voting is also available October 21 to 23 and October 26 to 28. |
| Request a mail ballot | Tuesday, October 20 Request online by 11:59 p.m. on October 20. |
| Return a mail ballot | Must be received by 6 p.m. on November 3. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Kentucky voter lookup. Dates come from the Kentucky election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Kentucky are open 6 a.m. to 6 p.m., local time. Confirm your registration and polling place on the official federal voter page for Kentucky: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
2371 Rayburn House Office Building
Washington, DC 20515
Phone: (202) 225-3465
Online
Committee Assignments
About This District
The district spans 21 counties in Kentucky, including Henry, Lewis, Carroll, Boone, and Mason, and others. Its largest cities are Covington (about 41,000), Florence (about 32,000), Independence (about 29,000), and Erlanger (about 20,000).
This page covers Kentucky 4th District, including its current U.S. House representative, district map, ZIP codes, and 2026 election details.
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 Kentucky's 4th Congressional District?
Thomas Massie (R) represents Kentucky's 4th Congressional District in the U.S. House of Representatives.
What political party is Thomas Massie a member of?
Thomas Massie is a member of the Republican Party.
How can I contact Thomas Massie?
You can reach Thomas Massie by phone at 202-225-3465 or through their official website at https://massie.house.gov.
When does Thomas Massie's current term end?
Thomas Massie's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Kentucky's 4th Congressional District?
Kentucky's 4th Congressional District is located in the state of Kentucky and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Thomas Massie represent?
Thomas Massie has represented Kentucky's 4th Congressional District since November 13, 2012. The boundary map for the district is on this page.
Where can I see a map of Thomas Massie's district?
The boundary map for Kentucky'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 Thomas Massie on?
Thomas Massie sits on House Committee on Transportation and Infrastructure and House Committee on the Judiciary. Committee assignments come from the Clerk of the House MemberData file.
Is Thomas Massie still in Congress?
This site shows Thomas Massie holding Kentucky'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 Kentucky
ZIP Codes in Kentucky's 4th Congressional District
This congressional district contains 116 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
34 of these ZIP codes also extend into another Kentucky district, so a ZIP code here does not always identify a single representative. Examples include 40003 (also in the 1st), 40004 (also in the 2nd), 40008 (also in the 2nd), 40012 (also in the 1st and 6th), 40013 (also in the 2nd), 40014 (also in the 3rd), 40023 (also in the 2nd and 3rd), 40037 (also in the 1st and 2nd).
- 40003
- 40004
- 40006
- 40007
- 40008
- 40010
- 40011
- 40012
- 40013
- 40014
View all 116 ZIP codes in this district
- 40003
- 40004
- 40006
- 40007
- 40008
- 40010
- 40011
- 40012
- 40013
- 40014
- 40019
- 40020
- 40022
- 40023
- 40026
- 40031
- 40036
- 40037
- 40045
- 40046
- 40047
- 40050
- 40051
- 40055
- 40056
- 40057
- 40058
- 40059
- 40065
- 40067
- 40068
- 40070
- 40071
- 40075
- 40076
- 40077
- 40241
- 40245
- 40311
- 40342
- 40351
- 40355
- 40359
- 40361
- 40363
- 40370
- 40379
- 40601
- 41001
- 41002
- 41003
- 41004
- 41005
- 41006
- 41007
- 41008
- 41010
- 41011
- 41014
- 41015
- 41016
- 41017
- 41018
- 41030
- 41031
- 41033
- 41034
- 41035
- 41039
- 41040
- 41042
- 41043
- 41044
- 41045
- 41046
- 41048
- 41051
- 41052
- 41055
- 41056
- 41059
- 41063
- 41064
- 41071
- 41073
- 41074
- 41075
- 41076
- 41080
- 41083
- 41085
- 41086
- 41091
- 41092
- 41093
- 41094
- 41095
- 41097
- 41098
- 41101
- 41102
- 41121
- 41135
- 41139
- 41141
- 41142
- 41143
- 41144
- 41164
- 41166
- 41169
- 41174
- 41175
- 41179
- 41183
- 41189
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: Mitch McConnell (R), Rand Paul (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.