Title: Resident Population in Polk County, FL Series ID: FLPOLK5POP 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 1:55 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 1970-01-01 228.515 1971-01-01 241.500 1972-01-01 252.400 1973-01-01 262.000 1974-01-01 274.000 1975-01-01 284.400 1976-01-01 289.600 1977-01-01 296.000 1978-01-01 301.200 1979-01-01 312.700 1980-01-01 321.652 1981-01-01 332.973 1982-01-01 339.930 1983-01-01 346.080 1984-01-01 354.414 1985-01-01 363.802 1986-01-01 372.057 1987-01-01 380.106 1988-01-01 389.160 1989-01-01 398.231 1990-01-01 407.756 1991-01-01 415.136 1992-01-01 423.171 1993-01-01 429.224 1994-01-01 438.480 1995-01-01 447.182 1996-01-01 454.512 1997-01-01 463.519 1998-01-01 471.450 1999-01-01 478.047 2000-01-01 485.316 2001-01-01 491.271 2002-01-01 498.330 2003-01-01 508.248 2004-01-01 520.963 2005-01-01 538.527 2006-01-01 557.284 2007-01-01 573.139 2008-01-01 580.205 2009-01-01 582.398 2010-01-01 603.119 2011-01-01 610.026 2012-01-01 615.581 2013-01-01 622.808 2014-01-01 634.624 2015-01-01 648.823 2016-01-01 666.271 2017-01-01 685.790 2018-01-01 707.095 2019-01-01 724.967 2020-01-01 730.158 2021-01-01 755.598 2022-01-01 788.382 2023-01-01 818.330