Linn County, Oregon Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 8th-largest in Oregon
The population of Linn County, Oregon is 129,794 as of the 2023 American Community Survey, making it the 8th-largest county in Oregon. The median household income is $73,396, the median home value is $344,600, and the median age is 40.2.
The population of Linn County has grown 13.3% since 2010 (116,887 → 132,474), a +0.90% annualized rate.
129,794
Population
+0.90%
Annual growth
57
People / sq mi
$73,396
Median Income
$344,600
Median Home Value
Linn County covers 2,290 sq mi of land at 56.7 people per square mile.
About Linn County, OR
Housing cost is the defining feature of Linn County: the median home is valued at $344,600. Linn County is a county in Oregon with a population of 129,794. That makes it one of the ten largest counties in Oregon in the country, at #8 by population.
Households take in a median $73,396, comfortably below the US median of $78,538. The poverty rate is 7.6%, below the national 12.4%. A typical home is worth $344,600, with typical rent around $1,273.
20.8% of adults 25 and older hold a bachelor’s degree, below the national average of 35.0%. Around 10.0% of workers work from home, below the national 14.0%, and the average commute runs about 25 minutes each way.
High housing values reframe the income picture in Linn County — even solid earnings stretch less against home prices and rents at this level.
Linn County Population History (2010-2024)
The county of Linn County had a population of 116,887 in 2010 and 132,474 in 2024, a 13.3% growth over 14 years. The peak was 132,474 in 2024. Average annual growth rate: 0.90%.
132,474
Population (2024)
116,887
Population (2010)
132,474
Peak (2024)
0.90%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 116,887 |
| 2011 | 118,175 |
| 2012 | 118,293 |
| 2013 | 118,439 |
| 2014 | 119,095 |
| 2015 | 120,303 |
| 2016 | 122,871 |
| 2017 | 125,098 |
| 2018 | 127,455 |
| 2019 | 129,598 |
| 2020 | 128,967 |
| 2021 | 130,062 |
| 2022 | 130,516 |
| 2023 | 131,509 |
| 2024 | 132,474 |
Race & Ethnicity
| White | 85.3% |
| Black or African American | 0.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 4.3% |
| Two or More Races | 0.1% |
Age & Sex
40.2
Median Age
50.1%
Female
49.9%
Male
19.1%
Age 65+
Age Distribution
Children (under 15): 18.2% · Seniors (65+): 19.1%
Income & Poverty
| Median household income | $73,396$-7,030 vs state |
| Mean household income | $87,810 |
| Per-capita income | $34,422 |
| Poverty rate | 7.6%+0.3% vs state |
| Unemployment rate | 3.6% |
| Employment-to-population | 56.5% |
Top Industries by Employment
The largest employment sector in Linn County is professional & business services, accounting for 24.0% of workers.
How residents commute
0.2%
Drive alone
2.2%
Carpool
76.2%
Public transit
10.0%
Work from home
25.3 min
Avg commute
Housing
$344,600$-109,600 vs state
Median home value
$1,273
Median rent
67.0%
Homeownership rate
52,740
Total housing units
95.8%
Occupied
4.2%
Vacant
33.0%
Renter-occupied
Social & access
93.4%
With health insurance
95.9%
With broadband internet
36.7%
Foreign-born
9.8%
Veterans (18+)
18.5%
With a disability
92.1%
Speak language other than English at home
Education
91.3%
High School+
20.8%
Bachelor's+
Largest cities in Oregon
Other counties in Oregon
Part of Oregon
Metro areas in Oregon
County rankings
Frequently Asked Questions
Linn County, Oregon has a population of 129,794 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 8th-largest county in Oregon. Population density is 57 people per square mile.
The population of Linn County has grown 13.3% since 2010 (116,887 → 132,474), a +0.90% annualized rate.
The median household income in Linn County, Oregon is $73,396, with mean (average) household income of $87,810 and per-capita income of $34,422. 7.6% of residents live below the federal poverty level.
In Linn County, the largest racial and ethnic groups are White (85.3%), Hispanic or Latino (4.3%), Black or African American (0.4%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Linn County, Oregon is 40.2 years. Residents are 50.1% female and 49.9% male.
The median home value in Linn County is $344,600 and median monthly rent is $1,273. 67.0% of occupied housing units are owner-occupied. The county has 52,740 total housing units, 4.2% of which are vacant.
The largest employment sector in Linn County, Oregon is professional, scientific, and management services, employing 24.0% of workers. The unemployment rate is 3.6%.
Portland is among the largest cities associated with Linn County, Oregon, with a population of 642,715.
Linn County, OR Climate
Linn County, OR has an average annual temperature of 9.9°C (50°F) and receives about 1974 mm of precipitation per year. The warmest month is August and the coldest is December. Figures are 1970–2000 climate normals.
9.9°C
Avg Temp
1974
Precip (mm/yr)
Aug
Hottest Month
Dec
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 4° / 39° | 282 mm |
| February | 5° / 41° | 221 mm |
| March | 6° / 43° | 220 mm |
| April | 8° / 47° | 160 mm |
| May | 11° / 52° | 118 mm |
| June | 14° / 58° | 76 mm |
| July | 17° / 63° | 25 mm |
| August | 18° / 64° | 40 mm |
| September | 15° / 59° | 77 mm |
| October | 11° / 52° | 149 mm |
| November | 6° / 43° | 301 mm |
| December | 4° / 38° | 305 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Linn County, OR
The most comfortable months to visit Linn County, OR are typically July, August and September, when temperatures are mildest and rainfall is relatively low. The hottest month is August (around 26°C high). The coldest is December (near 0°C low). December is usually the wettest month.
Where to stay near Linn County
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Population, race, income, age, and trends across Oregon
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.