November 3, 2026 election: Louisiana votes on a new congressional map. People who live in the current 4th District vote in 3 of the new districts:
- District 4: 75% of residents. On the ballot: Conrad Cable (Democratic); "Matt" Gromlich (Democratic); Gordon Heslop (Republican); "Mike" Johnson (Republican); "Mike" Nichols (Republican).
- District 5: 23% of residents. On the ballot: Stewart Cathey Jr. (Republican); Misti Cordell (Republican); Oscar "Omar" Dantzler (Republican); Michael Echols (Republican); "Gabe" Firment (Republican); Austin Magee (Republican); Dan McKay (Democratic); Patricia "Pat" Moore (Democratic); Antonio Wilson (Democratic).
- District 3: 2% of residents. On the ballot: "Kate" Cotten (Republican); John Day (Democratic); Priscilla Gonzalez (Democratic); "Clay" Higgins (Republican); Tia LeBrun (No Party); Caleb "With a C" Walker (Democratic).
Shares are based on 2020 census population. To confirm your own district, use the Louisiana voter lookup or enter your street address in the district lookup. The state's lookup is final. The map and ZIP codes on this page show the current 119th Congress district. See the redistricting tracker for what changed in each state.
Louisiana’s 4th Congressional District is represented by Mike Johnson (R) in the U.S. House of Representatives. The district is one of Louisiana’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. Louisiana uses new district lines for the November 3, 2026 election (Act 2 of the 2026 Regular Session), so this district’s boundaries change with that election. The redistricting tracker explains what changed.
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
768,802
Median Household Income
$51,086
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+52
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Mike Johnson and Louisiana's 4th Congressional District
Mike Johnson, a member of the Republican Party, represents Louisiana's 4th Congressional District and has held the seat since January 3, 2017. The boundary map for the district is above and the ZIP codes it covers are listed further down this page.
The Clerk of the House committee file lists no standing committee seat for this member, which is what that file shows for members in elected leadership.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-2777. Official site: mikejohnson.house.gov.
Current Representative
Rep. Mike Johnson (R)
119th Congress • Republican • Representing this district since January 3, 2017
Mike Johnson currently represents Louisiana’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
November 3, 2026 is Louisiana's open primary for this seat, with every qualified candidate on one ballot. The general election for the seat is December 12, 2026.
- Conrad Cable, Democratic
- "Matt" Gromlich, Democratic
- Gordon Heslop, Republican
- "Mike" Johnson, Republican Incumbent
- "Mike" Nichols, Republican
This list is for District 4 as drawn for the 2026 election, which has different boundaries from the district map on this page.
Source: Louisiana Secretary of State, candidate inquiry for November 3, 2026, checked September 26, 2026. Write-in candidates are not listed.
Key dates for November 3, 2026
In Louisiana, November 3 is the U.S. Senate general election and the open primary for the U.S. House. The U.S. House general election is December 12, 2026.
| Register by mail | Monday, October 5 Application must be postmarked by this date. |
|---|---|
| Register online | Tuesday, October 13 |
| Register in person | Monday, October 5 |
| Early in-person voting | October 20 to October 27 There is no early voting on Sunday, October 25. |
| Request a mail ballot | Friday, October 30 Request by 4:30 p.m. on October 30. Voting by mail requires meeting eligibility rules. |
| Return a mail ballot | Must be received by 4:30 p.m. on November 2. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Louisiana voter lookup. Dates come from the Louisiana election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Louisiana are open 6 a.m. to 8 p.m., local time. Confirm your registration and polling place on the official federal voter page for Louisiana: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
521 Cannon House Office Building
Washington, DC 20515
Phone: (202) 225-2777
Online
About This District
The district spans 20 counties in Louisiana, including Bienville, Jackson, Red River, Webster, and Bossier, and others. Its largest cities are Bossier City (about 63,000), Ruston (about 22,000), Sulphur (about 22,000), and Minden (about 12,000).
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 Louisiana's 4th Congressional District?
Mike Johnson (R) represents Louisiana's 4th Congressional District in the U.S. House of Representatives.
What political party is Mike Johnson a member of?
Mike Johnson is a member of the Republican Party.
How can I contact Mike Johnson?
You can reach Mike Johnson by phone at 202-225-2777 or through their official website at https://mikejohnson.house.gov.
When does Mike Johnson's current term end?
Mike Johnson's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Louisiana's 4th Congressional District?
Louisiana's 4th Congressional District is located in the state of Louisiana and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Mike Johnson represent?
Mike Johnson has represented Louisiana's 4th Congressional District since January 3, 2017. The boundary map for the district is on this page.
Where can I see a map of Mike Johnson's district?
The boundary map for Louisiana'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 Mike Johnson on?
The Clerk of the House committee file lists no standing committee seat for Mike Johnson. That is what the file shows for members in elected leadership.
Is Mike Johnson still in Congress?
This site shows Mike Johnson holding Louisiana'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 Louisiana
ZIP Codes in Louisiana's 4th Congressional District
This congressional district contains 182 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
84 of these ZIP codes also extend into another Louisiana district, so a ZIP code here does not always identify a single representative. Examples include 70515 (also in the 3rd), 70532 (also in the 3rd), 70535 (also in the 3rd and 6th), 70586 (also in the 6th), 70589 (also in the 6th), 70605 (also in the 3rd), 70607 (also in the 3rd), 70611 (also in the 3rd).
- 70515
- 70524
- 70532
- 70535
- 70554
- 70576
- 70580
- 70585
- 70586
- 70589
View all 182 ZIP codes in this district
- 70515
- 70524
- 70532
- 70535
- 70554
- 70576
- 70580
- 70585
- 70586
- 70589
- 70605
- 70607
- 70611
- 70615
- 70633
- 70634
- 70637
- 70638
- 70639
- 70644
- 70647
- 70648
- 70651
- 70652
- 70653
- 70654
- 70655
- 70656
- 70657
- 70658
- 70659
- 70660
- 70661
- 70662
- 70663
- 70665
- 70668
- 70669
- 71001
- 71003
- 71004
- 71006
- 71007
- 71008
- 71009
- 71016
- 71018
- 71019
- 71021
- 71023
- 71024
- 71027
- 71028
- 71029
- 71030
- 71031
- 71032
- 71033
- 71034
- 71037
- 71038
- 71039
- 71040
- 71043
- 71044
- 71045
- 71046
- 71047
- 71048
- 71049
- 71051
- 71052
- 71055
- 71060
- 71061
- 71063
- 71064
- 71065
- 71067
- 71068
- 71069
- 71070
- 71071
- 71072
- 71073
- 71075
- 71078
- 71079
- 71082
- 71101
- 71103
- 71104
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- 71107
- 71109
- 71110
- 71111
- 71112
- 71115
- 71118
- 71119
- 71129
- 71201
- 71202
- 71203
- 71209
- 71220
- 71222
- 71225
- 71226
- 71227
- 71234
- 71235
- 71238
- 71241
- 71245
- 71247
- 71251
- 71256
- 71260
- 71268
- 71270
- 71272
- 71275
- 71277
- 71280
- 71291
- 71292
- 71302
- 71303
- 71322
- 71325
- 71330
- 71346
- 71351
- 71360
- 71367
- 71403
- 71404
- 71406
- 71407
- 71409
- 71410
- 71417
- 71418
- 71419
- 71422
- 71423
- 71424
- 71426
- 71427
- 71429
- 71430
- 71432
- 71433
- 71435
- 71438
- 71439
- 71446
- 71447
- 71449
- 71450
- 71454
- 71455
- 71457
- 71459
- 71461
- 71462
- 71463
- 71465
- 71466
- 71467
- 71469
- 71472
- 71473
- 71474
- 71475
- 71479
- 71483
- 71485
- 71486
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: Bill Cassidy (R), John Kennedy (R)
Last updated September 27, 2026.
Data last checked September 26, 2026.
See how this district compares with another using Compare Districts.