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 Union County, PA Series ID: PAUNIO9POP 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 28.603 1971-01-01 29.700 1972-01-01 30.100 1973-01-01 30.400 1974-01-01 31.200 1975-01-01 31.900 1976-01-01 32.000 1977-01-01 32.200 1978-01-01 32.700 1979-01-01 33.200 1980-01-01 32.870 1981-01-01 33.110 1982-01-01 33.412 1983-01-01 33.567 1984-01-01 34.407 1985-01-01 34.591 1986-01-01 34.824 1987-01-01 34.875 1988-01-01 35.619 1989-01-01 36.034 1990-01-01 36.251 1991-01-01 36.482 1992-01-01 36.668 1993-01-01 38.323 1994-01-01 40.938 1995-01-01 41.127 1996-01-01 41.635 1997-01-01 41.516 1998-01-01 41.041 1999-01-01 41.531 2000-01-01 41.606 2001-01-01 41.918 2002-01-01 42.016 2003-01-01 42.075 2004-01-01 42.543 2005-01-01 42.760 2006-01-01 43.556 2007-01-01 43.589 2008-01-01 43.647 2009-01-01 43.243 2010-01-01 45.005 2011-01-01 45.130 2012-01-01 45.195 2013-01-01 44.773 2014-01-01 45.017 2015-01-01 45.573 2016-01-01 45.527 2017-01-01 44.744 2018-01-01 45.090 2019-01-01 44.498 2020-01-01 42.646 2021-01-01 42.469 2022-01-01 42.690 2023-01-01 42.042