Walla Walla County, Washington Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 21st-largest in Washington
The population of Walla Walla County, Washington is 62,102 as of the 2023 American Community Survey, making it the 21st-largest county in Washington. The median household income is $72,212, the median home value is $375,600, and the median age is 38.3.
The population of Walla Walla County has grown 5.4% since 2010 (58,915 → 62,068), a +0.37% annualized rate.
62,102
Population
+0.37%
Annual growth
49
People / sq mi
$72,212
Median Income
$375,600
Median Home Value
Walla Walla County covers 1,270 sq mi of land at 48.9 people per square mile.
About Walla Walla County, WA
Walla Walla County is a county in Washington with a population of 62,102. It ranks #21 among counties in Washington by population. The median age is 38.3, in line with the national median. The population is 50.8% male and 49.2% female.
The median household income in Walla Walla County is $72,212, near the US median of $74,580. 8.4% of residents live below the federal poverty level. Home values sit at a median of $375,600, with monthly rent averaging $1,113. The homeownership rate of 65.9% is close to the national rate of 64.8%.
Educational attainment in Walla Walla County reflects 30.1% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 11.2% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 14.9 minutes each way.
Walla Walla County Population History (2010-2024)
The county of Walla Walla County had a population of 58,915 in 2010 and 62,068 in 2024, a 5.4% growth over 14 years. The peak was 62,629 in 2020. Average annual growth rate: 0.38%.
62,068
Population (2024)
58,915
Population (2010)
62,629
Peak (2020)
0.38%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 58,915 |
| 2011 | 59,452 |
| 2012 | 59,342 |
| 2013 | 59,387 |
| 2014 | 59,548 |
| 2015 | 59,970 |
| 2016 | 60,112 |
| 2017 | 60,683 |
| 2018 | 60,778 |
| 2019 | 61,062 |
| 2020 | 62,629 |
| 2021 | 62,232 |
| 2022 | 62,085 |
| 2023 | 61,789 |
| 2024 | 62,068 |
Race & Ethnicity
| White | 75.3% |
| Black or African American | 1.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 3.1% |
| Two or More Races | 0.1% |
Age & Sex
38.3
Median Age
49.2%
Female
50.8%
Male
19.4%
Age 65+
Age Distribution
Children (under 15): 16.8% · Seniors (65+): 19.4%
Income & Poverty
| Median household income | $72,212$-22,740 vs state |
| Mean household income | $96,277 |
| Per-capita income | $37,562 |
| Poverty rate | 8.4%+2.0% vs state |
| Unemployment rate | 3.3% |
| Employment-to-population | 55.4% |
Top Industries by Employment
The largest employment sector in Walla Walla County is professional & business services, accounting for 27.0% of workers.
How residents commute
0.8%
Drive alone
6.6%
Carpool
69.7%
Public transit
11.2%
Work from home
14.9 min
Avg commute
Housing
$375,600$-144,200 vs state
Median home value
$1,113
Median rent
65.9%
Homeownership rate
25,219
Total housing units
92.7%
Occupied
7.3%
Vacant
34.1%
Renter-occupied
Social & access
92.0%
With health insurance
94.0%
With broadband internet
37.0%
Foreign-born
8.3%
Veterans (18+)
15.1%
With a disability
81.4%
Speak language other than English at home
Education
89.2%
High School+
30.1%
Bachelor's+
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County rankings
Frequently Asked Questions
Walla Walla County, Washington has a population of 62,102 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 21st-largest county in Washington. Population density is 49 people per square mile.
The population of Walla Walla County has grown 5.4% since 2010 (58,915 → 62,068), a +0.37% annualized rate.
The median household income in Walla Walla County, Washington is $72,212, with mean (average) household income of $96,277 and per-capita income of $37,562. 8.4% of residents live below the federal poverty level.
In Walla Walla County, the largest racial and ethnic groups are White (75.3%), Hispanic or Latino (3.1%), Black or African American (1.8%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Walla Walla County, Washington is 38.3 years. Residents are 49.2% female and 50.8% male.
The median home value in Walla Walla County is $375,600 and median monthly rent is $1,113. 65.9% of occupied housing units are owner-occupied. The county has 25,219 total housing units, 7.3% of which are vacant.
The largest employment sector in Walla Walla County, Washington is professional, scientific, and management services, employing 27.0% of workers. The unemployment rate is 3.3%.
Seattle is among the largest cities associated with Walla Walla County, Washington, with a population of 741,440.
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Statewide data for Washington
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.