Cowlitz County, Washington
Cowlitz County, Washington · ZIP 98581, 98601, 98603
- Census data · ACS 2019-2023
- 113,982 (2024 estimate)Population
- 43,409Households
- $72,932Median household income
- $367,400Median home value
- 10Towns with a page
- 11ZIP codes
Cowlitz County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 92,948 |
| 2010 | 102,410 |
| 2020 | 110,730 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 53, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 53, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 53, retrieved November 14, 2026.
Median household income $72,932 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 53, retrieved November 14, 2026.
- Owner occupied
- 28,716 units
- Renter occupied
- 14,693 units
- Vacancy rate
- 5.4%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 53, retrieved November 14, 2026.
33,796 employees in 2,309 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 53, retrieved November 14, 2026.
| Measure | Cowlitz County | Washington |
|---|---|---|
| Population | 111,539 | 7,740,984 |
| Median household income | $72,932 | $94,952 |
| Median age | 41.1 | 38.2 |
| Median home value | $367,400 | $519,800 |
| Bachelor’s degree or higher | 17.0% | 38.8% |
| Foreign-born residents | 4.1% | 15.1% |
| Owner-occupied homes | 66.2% | 63.9% |
| Mean commute to work | 26.5 minutes | 27.0 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 53, retrieved November 14, 2026.
Townships, towns and villages in Cowlitz County10 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Longview | City | 38,294 | 14.8 sq mi |
| Kelso | City | 12,737 | 8.14 sq mi |
| Woodland | City | 6,496 | 4.11 sq mi |
| Lexington | Census designated place | 4,495 | 1.34 sq mi |
| Longview Heights | Census designated place | 4,403 | 4.16 sq mi |
| Kalama | City | 3,131 | 3.60 sq mi |
| Castle Rock | City | 2,445 | 2.09 sq mi |
| Beacon Hill | Census designated place | 1,978 | 1.15 sq mi |
| Ryderwood | Census designated place | 367 | 0.16 sq mi |
| Cougar | Census designated place | 32 | 0.58 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 53 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Cowlitz County
No job is posted in Cowlitz County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Cowlitz County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Clark CountyPopulation 527,269 (2024 estimate)
- Columbia CountyPopulation 54,063 (2024 estimate)
- Lewis CountyPopulation 87,049 (2024 estimate)
- Skamania CountyPopulation 12,660 (2024 estimate)
- Wahkiakum CountyPopulation 4,800 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 53, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 41, retrieved November 14, 2026.