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Source: U.S. Census Bureau, Population Estimates Program, Vintage 2024 — figures cover the April 1, 2020 estimates base through July 1, 2024
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U.S. Census Bureau · Vintage 2024

Cowlitz County, Washington: population and components of change

Source: U.S. Census Bureau, Population Estimates Program, Vintage 2024: County Population Totals and Components of Change 2020-2024 (CO-EST2024-ALLDATA). Figures cover the April 1, 2020 estimates base through July 1, 2024; data fetched 2026-10-30T08:41:21Z.

Values are printed as the U.S. Census Bureau reports them. A blank source value is printed as “not available”.
Cowlitz County
ItemValueAs reported
CountyCowlitz CountyCowlitz County
StateWashingtonWashington
State FIPS code5353
County FIPS code015015
Census region (code)44
Census division (code)99
Estimates base, April 1, 2020110,736110736
Resident population, July 1, 2020111,021111021
Resident population, July 1, 2021111,701111701
Resident population, July 1, 2022112,058112058
Resident population, July 1, 2023113,040113040
Resident population, July 1, 2024113,982113982
Numeric population change, 2023 to 2024942942
Births, year to July 1, 20241,2481248
Deaths, year to July 1, 20241,2901290
Natural change (births minus deaths), year to July 1, 2024-42-42
International migration, year to July 1, 2024192192
Domestic migration, year to July 1, 2024796796
Residual, year to July 1, 2024-4-4
Birth rate per 1,000 population, year to July 1, 202410.994510.994529165
Death rate per 1,000 population, year to July 1, 202411.364511.364537358
Natural change rate per 1,000 population, year to July 1, 2024-0.3700-0.370008193
International migration rate per 1,000 population, year to July 1, 20241.69151.6914660253
Domestic migration rate per 1,000 population, year to July 1, 20247.01257.01253623
Group quarters population, July 1, 2024940940

Values as reported by the source: county_name=Cowlitz County, state_name=Washington, state_fips=53, county_fips=015, region=4, division=9, estimates_base_2020=110736, pop_2020=111021, pop_2021=111701, pop_2022=112058, pop_2023=113040, pop_2024=113982, npopchg_2024=942, births_2024=1248, deaths_2024=1290, naturalchg_2024=-42, internationalmig_2024=192, domesticmig_2024=796, residual_2024=-4, rbirth_2024=10.994529165, rdeath_2024=11.364537358, rnaturalchg_2024=-0.370008193, rinternationalmig_2024=1.6914660253, rdomesticmig_2024=7.01253623, gq_estimates_2024=940