Latest Data (2017)
Population 107,125
Nationwide Rank 280

Quick Facts

Boulder, Colorado is the 280th largest city in the United States as of 2017.

Boulder, Colorado is a city.

Boulder, Colorado is as large as it has ever been. In 2017 Boulder had its largest population ever.

Boulder, Colorado's growth is about average. 51% of similarly sized cities are growing faster since 2000.

Boulder, Colorado Border Map

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2017
270 Centennial, Colorado 110,250 7.6%
271 West Palm Beach, Florida 110,222 32.9%
272 Everett, Washington 110,079 14.3%
273 Richmond, California 110,040 10.4%
274 Clovis, California 109,691 56.8%
275 Billings, Montana 109,642 19.2%
276 Waterbury, Connecticut 108,629 1.2%
277 Broken Arrow, Oklahoma 108,303 34.2%
278 Lakeland, Florida 108,054 27.0%
279 West Covina, California 107,598 2.1%
280 Boulder, Colorado 107,125 13.2%
281 Daly City, California 107,074 3.3%
282 Santa Maria, California 107,014 37.0%
283 Hillsboro, Oregon 106,894 49.8%
284 Sandy Springs, Georgia 106,739 25.6%
285 Norwalk, California 106,084 1.4%
286 Jurupa Valley, California 106,028
287 Lewisville, Texas 106,021 35.2%
288 Greeley, Colorado 105,448 34.5%
289 Davie, Florida 105,149 27.9%
290 Green Bay, Wisconsin 105,116 2.2%

Similarly Sized Cities In Colorado

US Rank Name Population Growth
2000-2017
158 Fort Collins 165,080 37.4%
164 Lakewood 154,958 7.3%
192 Thornton 136,978 64.5%
236 Arvada 118,807 16.1%
257 Westminster 112,812 11.3%
264 Pueblo 111,127 8.8%
270 Centennial 110,250 7.6%
280 Boulder 107,125 13.2%
288 Greeley 105,448 34.5%
335 Longmont 94,341 30.5%
452 Loveland 76,701 47.8%
527 Broomfield 68,341 72.7%
592 Grand Junction 62,475 36.8%
599 Castle Rock 62,276 197.6%
678 Commerce City 55,923 164.4%
709 Parker 54,202 119.1%

Demographics

Population History

Year Population Rank in US
2017 107,125 280
2016 108,090 276
2015 107,349 276
2014 105,112 278
2013 103,166 279
2012 101,808 280
2011 100,579 284
2010 97,385 291
2009 100,160 276
2008 99,466 274
2007 98,521 272
2006 98,305 267
2005 97,233 267
2004 96,412 268
2003 95,895 267
2002 95,759 262
2001 94,984 262
2000 94,598 260
1990 86,098 249