Title: Resident Population in Sangamon County, IL Series ID: ILSANG7POP 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 2019-01-01 Last Updated: 2020-03-27 9:53 AM 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 1970-01-01 161.335 1971-01-01 165.700 1972-01-01 166.400 1973-01-01 168.300 1974-01-01 169.000 1975-01-01 173.100 1976-01-01 176.300 1977-01-01 177.200 1978-01-01 176.500 1979-01-01 176.200 1980-01-01 176.070 1981-01-01 175.720 1982-01-01 175.162 1983-01-01 175.971 1984-01-01 176.144 1985-01-01 176.512 1986-01-01 175.827 1987-01-01 176.187 1988-01-01 177.185 1989-01-01 177.649 1990-01-01 178.688 1991-01-01 181.315 1992-01-01 184.247 1993-01-01 186.941 1994-01-01 189.337 1995-01-01 189.592 1996-01-01 189.969 1997-01-01 189.638 1998-01-01 189.441 1999-01-01 188.957 2000-01-01 189.125 2001-01-01 190.301 2002-01-01 191.420 2003-01-01 191.819 2004-01-01 192.170 2005-01-01 192.518 2006-01-01 193.166 2007-01-01 193.657 2008-01-01 194.489 2009-01-01 195.323 2010-01-01 197.769 2011-01-01 199.038 2012-01-01 199.404 2013-01-01 199.141 2014-01-01 199.184 2015-01-01 198.898 2016-01-01 198.026 2017-01-01 197.072 2018-01-01 195.639 2019-01-01 194.672