Oregon's 3rd congressional district covers most of

Multnomah County Multnomah County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the county's population was 815,428. Multnomah County is part of the Portland metropolitan area. The state's smallest and most populous county, it ...

, including Gresham, Troutdale, and most of Portland east of the

Willamette River The Willamette River ( ) is a major tributary of the Columbia River, accounting for 12 to 15 percent of the Columbia's flow. The Willamette's main stem is long, lying entirely in northwestern Oregon in the United States. Flowing northward ...

(parts of

Northwest The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A '' compass rose'' is primarily composed of four cardinal directions—north, east, south, and west— ...

and Southwest Portland lie in the

1st First most commonly refers to: * First, the ordinal form of the number 1 First or 1st may also refer to: Acronyms * Faint Images of the Radio Sky at Twenty-Centimeters, an astronomical survey carried out by the Very Large Array * Far Infrared a ...

and 5th districts). It also includes the northeastern part of

Clackamas County Clackamas County ( ) is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 421,401, making it Oregon's third-most populous county. Its county seat is Oregon City. The county was named after the na ...

and all of Hood River County. The district has been represented by Democrat

Maxine Dexter Maxine Elizabeth Dexter (née Johnson, born December 5, 1972) is an American physician and politician serving as the U.S. representative for Oregon's 3rd congressional district since 2025. The district includes most of Portland east of the Wil ...

since 2025. With a

Cook Partisan Voting Index The Cook Partisan Voting Index, abbreviated PVI or CPVI, is a measurement of how partisan a U.S. congressional district or U.S. state is. This partisanship is indicated as lean towards either the Republican Party or the Democratic Party, com ...

rating of D+24, it is the most Democratic

district A district is a type of administrative division that in some countries is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or county, counties, several municipality, municip ...

in Oregon and the second most Democratic district in the Pacific Northwest after Washington's 7th.

Composition

For the 118th and successive Congresses (based on redistricting following the 2020 census), the district contains all or portions of the following counties and communities:https://www2.census.gov/geo/maps/cong_dist/cd118/cd_based/ST41/CD118_OR03.pdf
/ref> Clackamas County (8) : Boring,

Damascus Damascus ( , ; ) is the capital and List of largest cities in the Levant region by population, largest city of Syria. It is the oldest capital in the world and, according to some, the fourth Holiest sites in Islam, holiest city in Islam. Kno ...

, Estacada, Government Camp, Happy Valley (part; also 5th), Mount Hood Village, Portland (part; also

and 5th; shared with Multnomah and Washington counties)

Rhododendron ''Rhododendron'' (; : ''rhododendra'') is a very large genus of about 1,024 species of woody plants in the Ericaceae, heath family (Ericaceae). They can be either evergreen or deciduous. Most species are native to eastern Asia and the Himalayan ...

, Sandy Hood River County (5) : All 5 communities Multnomah County (7) : Maywood Park, Fairview, Gresham,

Orient The Orient is a term referring to the East in relation to Europe, traditionally comprising anything belonging to the Eastern world. It is the antonym of the term ''Occident'', which refers to the Western world. In English, it is largely a meto ...

, Portland (part; also

and 5th; shared with Clackamas and Washington counties), Troutdale, Wood Village

List of members representing the district

The district was created in 1913, sending its first representative to the .

Recent election results from statewide races

Recent election results

''Sources (official results only):''
Elections History
from the

Oregon Secretary of State The secretary of state of Oregon, an elected constitutional officer within the executive branch of the government of the U.S. state of Oregon, is first in the line of succession to the List of Governors of Oregon, governor. The duties of the offi ...

website
Election Statistics
from the website of the

Clerk of the United States House of Representatives The clerk of the United States House of Representatives is an officer of the United States House of Representatives, whose primary duty is to act as the chief record-keeper for the House. Along with the other House officers, the clerk is elect ...

1994

1996 special election

special election A by-election, also known as a special election in the United States and the Philippines, or a bypoll in India, is an election used to fill an office that has become vacant between general elections. A vacancy may arise as a result of an incumben ...

was held on May 21, 1996 to fill the vacancy created when incumbent

Ron Wyden Ronald Lee Wyden ( ; born May 3, 1949) is an American politician serving as the Seniority in the United States Senate, senior United States Senate, United States senator from Oregon, a seat he has held since 1996 United States Senate special el ...

resigned effective February 5, 1996 after winning a special election to the

United States Senate The United States Senate is a chamber of the Bicameralism, bicameral United States Congress; it is the upper house, with the United States House of Representatives, U.S. House of Representatives being the lower house. Together, the Senate and ...

. The winner of the election,

Earl Blumenauer Earl Francis Blumenauer ( ; born August 16, 1948) is an American lawyer, author, and politician who served as the United States House of Representatives, U.S. representative for from 1996 to 2025. The district includes most of Portland, Oregon, ...

, served the remainder of Wyden's two-year term.

1996

1998

2000

2002

2004

2006

2008

2010

2012

2014

2016

2018

2020

2022

2024

Historical district boundaries

Before the 2002

redistricting Redistricting in the United States is the process of drawing electoral district boundaries. For the United States House of Representatives, and state legislatures, redistricting occurs after each ten-year census. The U.S. Constitution in Art ...

, the whole of Multnomah County was included in the district; it lost southwest Portland to the

and 5th districts, but it gained most of its current portion of Clackamas County.

References

;Specific ;General * *
Congressional Biographical Directory of the United States 1774–present
{{DEFAULTSORT:Oregon's 3rd Congressional District 03 Clackamas County, Oregon Multnomah County, Oregon 1913 establishments in Oregon Constituencies established in 1913