Total population (all ages) in Montana

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Definitions: This indicator represents an estimate of the total number of people residing in respective Montana geographic areas.

Data Source: U.S. Census Bureau, Population Estimates Program and the Decennial Census.

Footnotes: UPDATED - September 2021
GEOGRAPHY - Data reflect place of residence.
DATE - July 1 of reference year for intercensal estimates and April 1 for decennial census numbers. 

NOTE - Between each decennial census, annual intercensal estimates are revised each year as new administrative records become available.
 Data is updated to the most current vintage year estimates back to the most recent census.