Data / Rankings / Median age / Counties in Oregon

Counties in Oregon by median age, 2024

Wheeler County had the highest median age of 36 counties in 2024, at 59.3 years. Benton County had the lowest, at 34.5 years. The median was 42.8 years and the figure for Oregon was 40.4 years. Source: the U.S. Census Bureau.

Highest59.3Wheeler County
Lowest34.5Benton County
Median42.836 counties
Oregon40.4History

All counties, 2024

CSVChart (SVG)

Wheeler CountyWheeler County: 59.3 years59.3Curry CountyCurry County: 57.7 years57.7Lincoln CountyLincoln County: 52.7 years52.7Grant CountyGrant County: 50.4 years50.4Gilliam CountyGilliam County: 50.1 years50.1Wallowa CountyWallowa County: 49.7 years49.7Tillamook CountyTillamook County: 49 years49Coos CountyCoos County: 48.6 years48.6Josephine CountyJosephine County: 47.3 years47.3Crook CountyCrook County: 47.2 years47.2Baker CountyBaker County: 47 years47Douglas CountyDouglas County: 46.5 years46.5Clatsop CountyClatsop County: 46 years46Harney CountyHarney County: 45.9 years45.9Lake CountyLake County: 45.7 years45.7Sherman CountySherman County: 44.7 years44.7Columbia CountyColumbia County: 43.3 years43.3Deschutes CountyDeschutes County: 42.9 years42.9Jackson CountyJackson County: 42.8 years42.8Clackamas CountyClackamas County: 42.3 years42.3Jefferson CountyJefferson County: 41.5 years41.5Klamath CountyKlamath County: 41.3 years41.3Wasco CountyWasco County: 41 years41Hood River CountyHood River County: 40.7 years40.7Lane CountyLane County: 40.3 years40.3Linn CountyLinn County: 40.1 years40.1Union CountyUnion County: 40 years40Yamhill CountyYamhill County: 39.7 years39.7Multnomah CountyMultnomah County: 38.7 years38.7Washington CountyWashington County: 38.1 years38.1Polk CountyPolk County: 37.8 years37.8Marion CountyMarion County: 37.5 years37.5Umatilla CountyUmatilla County: 36.9 years36.9Morrow CountyMorrow County: 36.3 years36.3Malheur CountyMalheur County: 36.1 years36.1Benton CountyBenton County: 34.5 years34.5
years. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2024
years		Change on 2023
1Wheeler County59.3+2
2Curry County57.7+0.5
3Lincoln County52.7+0.2
4Grant County50.4-0.4
5Gilliam County50.1-0.2
6Wallowa County49.7-0.5
7Tillamook County49+0.1
8Coos County48.60
9Josephine County47.3-0.2
10Crook County47.2-0.5
11Baker County47-0.6
12Douglas County46.5-0.1
13Clatsop County46+0.8
14Harney County45.9+0.1
15Lake County45.7-0.2
16Sherman County44.7-1.1
17Columbia County43.3+0.1
18Deschutes County42.9+0.3
19Jackson County42.8+0.1
20Clackamas County42.3+0.2
21Jefferson County41.5+0.2
22Klamath County41.30
23Wasco County41+0.5
24Hood River County40.7+0.5
25Lane County40.3+0.1
26Linn County40.1-0.1
27Union County40-0.1
28Yamhill County39.7+0.2
29Multnomah County38.7+0.2
30Washington County38.1+0.3
31Polk County37.8+0.2
32Marion County37.5+0.3
33Umatilla County36.9+0.2
34Morrow County36.3+0.1
35Malheur County36.1-0.1
36Benton County34.5+0.7

Other periods

About this ranking

Age that divides the resident population into two halves of equal size. Spain and the EU: on 1 January. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. American Community Survey 5-year estimates, table B01002: median age, total population. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-b01002.dat. Retrieved 2026-10-08.

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Questions

Which county has the highest median age?

Wheeler County, with 59.3 years in 2024, according to the U.S. Census Bureau.

Which county has the lowest median age?

Benton County, with 34.5 years in 2024.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, American Community Survey 5-year estimates, table B01002: median age, total population. Retrieved 2026-10-08.

Median age: other rankings

Counties in Oregon: more rankings