Oregon Population By County in 2023

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2023, the population of Oregon was 4,233,358. Among all Oregon counties, Multnomah had the highest population (789,698), followed by Washington (598,865), and Clackamas (423,173). Wheeler was the least populated county (1,436).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

You can see similar information for other states and by state for the United States.

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Oregon Population By County in 2023
Oregon Population By County in 2023
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County Population % of State Population
Baker 16912 0.40
Benton 97713 2.31
Clackamas 423173 10.00
Clatsop 41102 0.97
Columbia 53880 1.27
Coos 64212 1.52
Crook 26952 0.64
Curry 23296 0.55
Deschutes 208513 4.93
Douglas 112435 2.66
Gilliam 2026 0.05
Grant 7215 0.17
Harney 7440 0.18
Hood River 23745 0.56
Jackson 220768 5.22
Jefferson 25454 0.60
Josephine 87821 2.07
Klamath 70003 1.65
Lake 8293 0.20
Lane 381181 9.00
Lincoln 50821 1.20
Linn 131496 3.11
Malheur 32044 0.76
Marion 346741 8.19
Morrow 12302 0.29
Multnomah 789698 18.65
Polk 89805 2.12
Sherman 1951 0.05
Tillamook 27417 0.65
Umatilla 80053 1.89
Union 25944 0.61
Wallowa 7674 0.18
Wasco 26333 0.62
Washington 598865 14.15
Wheeler 1436 0.03
Yamhill 108644 2.57