NOTE: THIS DATA FILE WILL CHANGE! To improve accessibility of data for all users, we will convert this file from a text format to an html table by the end of June 2024. Title: Resident Population in Richland County, MT Series ID: MTRICH3POP Source: U.S. Census Bureau Release: Annual Estimates of the Population for Counties (Not a Press Release) Seasonal Adjustment: Not Seasonally Adjusted Frequency: Annual Units: Thousands of Persons Date Range: 1970-01-01 to 2023-01-01 Last Updated: 2024-03-14 1:56 PM CDT Notes: Data for "Resident Population" are estimates as of July 1. Data for 1970, 1980, 1990, and 2000 are annual census. Population estimates are updated annually using current data on births, deaths, and migration to calculate population change since the most recent decennial census. The annual time series of estimates begins with the most recent decennial census data and extends to the vintage year. Each vintage of estimates includes all years since the most recent decennial census. DATE VALUE 1970-01-01 9.837 1971-01-01 9.900 1972-01-01 9.800 1973-01-01 9.900 1974-01-01 10.000 1975-01-01 10.200 1976-01-01 10.400 1977-01-01 10.600 1978-01-01 11.100 1979-01-01 11.700 1980-01-01 12.243 1981-01-01 13.173 1982-01-01 14.208 1983-01-01 14.002 1984-01-01 13.599 1985-01-01 13.289 1986-01-01 12.668 1987-01-01 11.831 1988-01-01 11.464 1989-01-01 11.016 1990-01-01 10.640 1991-01-01 10.534 1992-01-01 10.438 1993-01-01 10.234 1994-01-01 10.193 1995-01-01 10.159 1996-01-01 10.036 1997-01-01 9.969 1998-01-01 9.893 1999-01-01 9.765 2000-01-01 9.590 2001-01-01 9.362 2002-01-01 9.191 2003-01-01 9.067 2004-01-01 8.934 2005-01-01 9.006 2006-01-01 9.029 2007-01-01 9.087 2008-01-01 9.129 2009-01-01 9.340 2010-01-01 9.760 2011-01-01 10.151 2012-01-01 10.791 2013-01-01 11.173 2014-01-01 11.555 2015-01-01 11.931 2016-01-01 11.442 2017-01-01 11.101 2018-01-01 10.955 2019-01-01 10.943 2020-01-01 11.534 2021-01-01 11.329 2022-01-01 11.230 2023-01-01 11.173