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Table Data - Resident Population in Polk County, IA

NOTE: To improve accessibility of data for all users, this file was converted from a text format to an html table.

Title Resident Population in Polk County, IA
Series ID IAPOLK3POP
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 1:57 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
1970-01-01 286.130
1971-01-01 291.300
1972-01-01 292.800
1973-01-01 297.300
1974-01-01 300.800
1975-01-01 303.100
1976-01-01 304.500
1977-01-01 302.100
1978-01-01 302.900
1979-01-01 302.300
1980-01-01 303.170
1981-01-01 304.865
1982-01-01 304.567
1983-01-01 305.725
1984-01-01 307.092
1985-01-01 308.349
1986-01-01 309.714
1987-01-01 312.846
1988-01-01 317.114
1989-01-01 322.465
1990-01-01 328.531
1991-01-01 333.568
1992-01-01 339.643
1993-01-01 345.143
1994-01-01 349.349
1995-01-01 354.096
1996-01-01 357.986
1997-01-01 360.985
1998-01-01 365.086
1999-01-01 370.592
2000-01-01 375.727
2001-01-01 380.796
2002-01-01 385.529
2003-01-01 389.923
2004-01-01 393.561
2005-01-01 401.567
2006-01-01 408.593
2007-01-01 415.722
2008-01-01 422.242
2009-01-01 428.565
2010-01-01 432.360
2011-01-01 438.783
2012-01-01 444.753
2013-01-01 452.780
2014-01-01 461.069
2015-01-01 467.517
2016-01-01 474.593
2017-01-01 480.962
2018-01-01 486.222
2019-01-01 491.031
2020-01-01 493.022
2021-01-01 497.842
2022-01-01 501.184
2023-01-01 505.255

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