(CO-99-2) County Population Estimates for July 1, 1999 and Population Change for April 1, 1990 to July 1, 1999 (includes revised April 1, 1990 Population Estimates Base) Source: Population Estimates Program, Population Division, U.S. Census Bureau, Washington, DC 20233 Contact: Demographic Call Center Staff, 1-866-758-1060 Internet Release Date: March 9, 2000 4/1/90 Numeric Percent Population Population Population 7/1/99 Estimates Change Change FIPS State/County Code and Area Name Estimate Base 1990-99 1990-99 50 Vermont............................ 593,740 562,758 30,982 5.5 50001 Addison County, VT................. 35,440 32,953 2,487 7.5 50003 Bennington County, VT.............. 35,965 35,845 120 0.3 50005 Caledonia County, VT............... 28,821 27,846 975 3.5 50007 Chittenden County, VT.............. 143,947 131,761 12,186 9.2 50009 Essex County, VT................... 6,644 6,405 239 3.7 50011 Franklin County, VT................ 44,431 39,980 4,451 11.1 50013 Grand Isle County, VT.............. 6,370 5,318 1,052 19.8 50015 Lamoille County, VT................ 21,935 19,735 2,200 11.1 50017 Orange County, VT.................. 27,871 26,149 1,722 6.6 50019 Orleans County, VT................. 25,496 24,053 1,443 6.0 50021 Rutland County, VT................. 62,407 62,142 265 0.4 50023 Washington County, VT.............. 56,289 54,928 1,361 2.5 50025 Windham County, VT................. 42,670 41,588 1,082 2.6 50027 Windsor County, VT................. 55,454 54,055 1,399 2.6