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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

Niobrara County, Wyoming: 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”.
Niobrara County
ItemValueAs reported
CountyNiobrara CountyNiobrara County
StateWyomingWyoming
State FIPS code5656
County FIPS code027027
Census region (code)44
Census division (code)88
Estimates base, April 1, 20202,4702470
Resident population, July 1, 20202,4532453
Resident population, July 1, 20212,4132413
Resident population, July 1, 20222,3462346
Resident population, July 1, 20232,3272327
Resident population, July 1, 20242,3012301
Numeric population change, 2023 to 2024-26-26
Births, year to July 1, 20242323
Deaths, year to July 1, 20243636
Natural change (births minus deaths), year to July 1, 2024-13-13
International migration, year to July 1, 202400
Domestic migration, year to July 1, 2024-12-12
Residual, year to July 1, 2024-1-1
Birth rate per 1,000 population, year to July 1, 20249.93959.9394987035
Death rate per 1,000 population, year to July 1, 202415.557515.557476232
Natural change rate per 1,000 population, year to July 1, 2024-5.6180-5.617977528
International migration rate per 1,000 population, year to July 1, 20240.00000.0
Domestic migration rate per 1,000 population, year to July 1, 2024-5.1858-5.185825411
Group quarters population, July 1, 2024209209

Values as reported by the source: county_name=Niobrara County, state_name=Wyoming, state_fips=56, county_fips=027, region=4, division=8, estimates_base_2020=2470, pop_2020=2453, pop_2021=2413, pop_2022=2346, pop_2023=2327, pop_2024=2301, npopchg_2024=-26, births_2024=23, deaths_2024=36, naturalchg_2024=-13, internationalmig_2024=0, domesticmig_2024=-12, residual_2024=-1, rbirth_2024=9.9394987035, rdeath_2024=15.557476232, rnaturalchg_2024=-5.617977528, rinternationalmig_2024=0.0, rdomesticmig_2024=-5.185825411, gq_estimates_2024=209