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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

Fallon County, Montana: 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”.
Fallon County
ItemValueAs reported
CountyFallon CountyFallon County
StateMontanaMontana
State FIPS code3030
County FIPS code025025
Census region (code)44
Census division (code)88
Estimates base, April 1, 20203,0493049
Resident population, July 1, 20203,0293029
Resident population, July 1, 20213,0113011
Resident population, July 1, 20223,0473047
Resident population, July 1, 20232,9992999
Resident population, July 1, 20242,9462946
Numeric population change, 2023 to 2024-53-53
Births, year to July 1, 20243939
Deaths, year to July 1, 20243636
Natural change (births minus deaths), year to July 1, 202433
International migration, year to July 1, 2024-1-1
Domestic migration, year to July 1, 2024-54-54
Residual, year to July 1, 2024-1-1
Birth rate per 1,000 population, year to July 1, 202413.120313.120269134
Death rate per 1,000 population, year to July 1, 202412.111012.111017662
Natural change rate per 1,000 population, year to July 1, 20241.00931.0092514718
International migration rate per 1,000 population, year to July 1, 2024-0.3364-0.336417157
Domestic migration rate per 1,000 population, year to July 1, 2024-18.1665-18.16652649
Group quarters population, July 1, 20244444

Values as reported by the source: county_name=Fallon County, state_name=Montana, state_fips=30, county_fips=025, region=4, division=8, estimates_base_2020=3049, pop_2020=3029, pop_2021=3011, pop_2022=3047, pop_2023=2999, pop_2024=2946, npopchg_2024=-53, births_2024=39, deaths_2024=36, naturalchg_2024=3, internationalmig_2024=-1, domesticmig_2024=-54, residual_2024=-1, rbirth_2024=13.120269134, rdeath_2024=12.111017662, rnaturalchg_2024=1.0092514718, rinternationalmig_2024=-0.336417157, rdomesticmig_2024=-18.16652649, gq_estimates_2024=44