Oregon’s 3rd Congressional District is represented by Maxine Dexter (D) in the U.S. House of Representatives. The district is one of Oregon’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
697,979
Median Household Income
$85,538
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
D+46
2024 presidential margin (Trump vs Harris). Source: The Downballot.
District boundary, 119th Congress. Boundary data: U.S. Census Bureau TIGERweb. Map tiles: OpenStreetMap.
Maxine Dexter and Oregon's 3rd Congressional District
Maxine Dexter, a member of the Democratic Party, represents Oregon's 3rd Congressional District and has held the seat since January 3, 2025. 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 Natural Resources and House Committee on Veterans' Affairs.
The current term ends January 3, 2027. The seat is on the ballot on Tuesday, November 3, 2026. Washington office phone: 202-225-4811. Official site: dexter.house.gov.
Current Representative
Rep. Maxine Dexter (D)
119th Congress • Democrat • Representing this district since January 3, 2025
Maxine Dexter currently represents Oregon’s 3rd Congressional District as a member of the Democratic 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
- Maxine E Dexter, Democratic Incumbent
- Loran Ayles, Republican
Source: Oregon 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 | 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 | Oregon votes by mail and has no early voting. |
| Mail ballot | Every registered voter is mailed a ballot. Register by October 13 to receive one. |
| Return a mail ballot | Postmarked by November 3 and received by November 10, or placed in a drop box by 8 p.m. on November 3. |
| Election Day | Tuesday, November 3, 2026 |
Check your registration with the Oregon voter lookup. Dates come from the Oregon election office and were checked September 26, 2026. States can change deadlines, so confirm with your election office before you act.
Polling places in Oregon are open 7 a.m. to 8 p.m., local time. Confirm your registration and polling place on the official federal voter page for Oregon: vote.gov.
What is on the ballot nationally on November 3, 2026
Contact Your Representative
Washington Office
1207 Longworth House Office Building
Washington, DC 20515
Phone: (202) 225-4811
Online
Committee Assignments
About This District
The district covers all of Hood River County and parts of Multnomah and Clackamas counties in Oregon. Its largest cities are Portland (about 653,000), Gresham (about 114,000), Happy Valley (about 24,000), and Troutdale (about 16,000).
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 Oregon's 3rd Congressional District?
Maxine Dexter (D) represents Oregon's 3rd Congressional District in the U.S. House of Representatives.
What political party is Maxine Dexter a member of?
Maxine Dexter is a member of the Democratic Party.
How can I contact Maxine Dexter?
You can reach Maxine Dexter by phone at 202-225-4811 or through their official website at https://dexter.house.gov.
When does Maxine Dexter's current term end?
Maxine Dexter's current term in the U.S. House of Representatives ends on January 3, 2027.
Where is Oregon's 3rd Congressional District?
Oregon's 3rd Congressional District is located in the state of Oregon and is one of the 435 voting congressional districts in the U.S. House of Representatives.
What district does Maxine Dexter represent?
Maxine Dexter has represented Oregon's 3rd Congressional District since January 3, 2025. The boundary map for the district is on this page.
Where can I see a map of Maxine Dexter's district?
The boundary map for Oregon's 3rd Congressional District is on this page. It is drawn from U.S. Census Bureau TIGERweb boundary files for the 119th Congress.
What committees is Maxine Dexter on?
Maxine Dexter sits on House Committee on Natural Resources and House Committee on Veterans' Affairs. Committee assignments come from the Clerk of the House MemberData file.
Is Maxine Dexter still in Congress?
This site shows Maxine Dexter holding Oregon's 3rd 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 Oregon
ZIP Codes in Oregon's 3rd Congressional District
This congressional district contains 41 ZIP codes. The most common 10 are shown below; expand the full list to see every ZIP in the district.
18 of these ZIP codes also extend into another Oregon district, so a ZIP code here does not always identify a single representative. Examples include 97004 (also in the 5th), 97009 (also in the 5th), 97015 (also in the 5th), 97017 (also in the 5th), 97022 (also in the 5th), 97023 (also in the 2nd and 5th), 97045 (also in the 5th), 97055 (also in the 5th).
- 97004
- 97009
- 97011
- 97014
- 97015
- 97017
- 97019
- 97022
- 97023
- 97024
View all 41 ZIP codes in this district
- 97004
- 97009
- 97011
- 97014
- 97015
- 97017
- 97019
- 97022
- 97023
- 97024
- 97028
- 97030
- 97031
- 97041
- 97045
- 97049
- 97055
- 97060
- 97067
- 97080
- 97086
- 97089
- 97202
- 97203
- 97206
- 97211
- 97212
- 97213
- 97214
- 97215
- 97216
- 97217
- 97218
- 97220
- 97222
- 97227
- 97230
- 97232
- 97233
- 97236
- 97266
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: Jeff Merkley (D), Ron Wyden (D)
Last updated September 27, 2026.
Data last checked September 26, 2026.
See how this district compares with another using Compare Districts.