Montana’s 1st Congressional District is represented by Ryan K. Zinke (R) in the U.S. House of Representatives. The district is one of Montana’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
556,623
Median Household Income
$70,599
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+12
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Ryan K. Zinke and Montana's 1st Congressional District
Ryan K. Zinke, a member of the Republican Party, represents Montana's 1st Congressional District and has held the seat since January 3, 2023. 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 Appropriations and House Committee on Foreign Affairs.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-5628. Official site: zinke.house.gov.
Current Representative
Rep. Ryan K. Zinke (R)
119th Congress • Republican • Representing this district since January 3, 2023 • In the House since January 6, 2015
Ryan K. Zinke currently represents Montana’s 1st 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
- Aaron Flint, Republican
- Sam Forstag, Democratic
- Nick Sheedy, Libertarian
Source: Montana Secretary of State, federal general election candidate list, 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 | Not available |
| Register in person | Through Election Day, November 3 |
| Same-day registration | Late registration runs from October 6 through 8 p.m. on Election Day at the county election office. |
| Early in-person voting | October 5 to November 2 Open nowThis is in-person absentee voting at the county election office. |
| Request a mail ballot | Monday, November 2 Application must be received by noon on November 2. |
| Return a mail ballot | Must be received by 8 p.m. on November 3. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Montana voter lookup. Dates come from the Montana election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Montana are open 7 a.m. to 8 p.m., local time. Confirm your registration and polling place on the official federal voter page for Montana: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
512 Cannon House Office Building
Washington, DC 20515
Phone: (202) 225-5628
Online
Committee Assignments
About This District
The district spans 16 counties in Montana, including Madison, Missoula, Gallatin, Deer Lodge, and Powell, and others. Its largest cities are Missoula (about 73,000), Bozeman (about 53,000), Butte-Silver Bow (balance) (about 34,000), and Kalispell (about 25,000).
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 Montana's 1st Congressional District?
Ryan K. Zinke (R) represents Montana's 1st Congressional District in the U.S. House of Representatives.
What political party is Ryan K. Zinke a member of?
Ryan K. Zinke is a member of the Republican Party.
How can I contact Ryan K. Zinke?
You can reach Ryan K. Zinke by phone at 202-225-5628 or through their official website at https://zinke.house.gov.
When does Ryan K. Zinke's current term end?
Ryan K. Zinke's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Montana's 1st Congressional District?
Montana's 1st Congressional District is located in the state of Montana and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Ryan K. Zinke represent?
Ryan K. Zinke has represented Montana's 1st Congressional District since January 3, 2023. The boundary map for the district is on this page.
Where can I see a map of Ryan K. Zinke's district?
The boundary map for Montana's 1st Congressional District is on this page. It is drawn from U.S. Census Bureau TIGERweb boundary files for the 119th Congress.
What committees is Ryan K. Zinke on?
Ryan K. Zinke sits on House Committee on Appropriations and House Committee on Foreign Affairs. Committee assignments come from the Clerk of the House MemberData file.
Is Ryan K. Zinke still in Congress?
This site shows Ryan K. Zinke holding Montana's 1st 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.
ZIP Codes in Montana's 1st Congressional District
This congressional district contains 128 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
11 of these ZIP codes also extend into another Montana district, so a ZIP code here does not always identify a single representative. Examples include 59086 (also in the 2nd), 59425 (also in the 2nd), 59427 (also in the 2nd), 59432 (also in the 2nd), 59448 (also in the 2nd), 59486 (also in the 2nd), 59701 (also in the 2nd), 59715 (also in the 2nd).
- 59086
- 59411
- 59417
- 59425
- 59427
- 59432
- 59434
- 59448
- 59486
- 59701
View all 128 ZIP codes in this district
- 59086
- 59411
- 59417
- 59425
- 59427
- 59432
- 59434
- 59448
- 59486
- 59701
- 59710
- 59711
- 59713
- 59714
- 59715
- 59716
- 59718
- 59720
- 59721
- 59722
- 59724
- 59725
- 59727
- 59728
- 59729
- 59730
- 59731
- 59732
- 59733
- 59735
- 59736
- 59739
- 59740
- 59741
- 59743
- 59745
- 59746
- 59747
- 59748
- 59749
- 59750
- 59751
- 59752
- 59754
- 59755
- 59756
- 59758
- 59759
- 59760
- 59761
- 59762
- 59801
- 59802
- 59803
- 59804
- 59808
- 59812
- 59820
- 59821
- 59823
- 59824
- 59825
- 59826
- 59827
- 59828
- 59829
- 59830
- 59831
- 59832
- 59833
- 59834
- 59837
- 59840
- 59841
- 59842
- 59843
- 59844
- 59845
- 59846
- 59847
- 59848
- 59851
- 59853
- 59854
- 59855
- 59856
- 59858
- 59859
- 59860
- 59863
- 59864
- 59865
- 59866
- 59867
- 59868
- 59870
- 59871
- 59872
- 59873
- 59874
- 59875
- 59901
- 59910
- 59911
- 59912
- 59913
- 59914
- 59915
- 59916
- 59917
- 59918
- 59919
- 59920
- 59922
- 59923
- 59925
- 59926
- 59927
- 59928
- 59929
- 59930
- 59931
- 59932
- 59933
- 59934
- 59935
- 59936
- 59937
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: Steve Daines (R), Tim Sheehy (R)
Last updated September 27, 2026.
Data last checked September 26, 2026.
See how this district compares with another using Compare Districts.