Latest Data (2017)
Population 62,276
Nationwide Rank 599

Quick Facts

Castle Rock, Colorado is the 599th largest city in the United States as of 2017.

Castle Rock, Colorado is a town.

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

Castle Rock, Colorado is growing extremely quickly. It is growing faster than 98% of similarly sized cities since 2000.

Castle Rock, Colorado Border Map

Similarly Sized Cities In US

US Rank Name Population Growth
2000-2017
589 Rowlett, Texas 62,868 39.3%
590 Lehi, Utah 62,712 218.6%
591 Coon Rapids, Minnesota 62,656 1.5%
592 Grand Junction, Colorado 62,475 36.8%
593 La Habra, California 62,466 5.0%
594 Waltham, Massachusetts 62,442 5.4%
595 Brentwood, California 62,433 152.4%
596 Ankeny, Iowa 62,416 126.2%
597 Springfield, Oregon 62,353 16.4%
598 Council Bluffs, Iowa 62,316 6.8%
599 Castle Rock, Colorado 62,276 197.6%
600 North Miami, Florida 62,225 4.1%
601 Hamilton, Ohio 62,092 2.4%
602 Noblesville, Indiana 61,882 105.8%
603 Moore, Oklahoma 61,523 49.0%
604 Burnsville, Minnesota 61,439 1.9%
605 National City, California 61,363 12.9%
606 Taylor, Michigan 61,276 -7.1%
607 Malden, Massachusetts 61,246 8.7%
608 Doral, Florida 61,130 189.3%
609 Idaho Falls, Idaho 61,076 19.4%

Similarly Sized Cities In Colorado

US Rank Name Population Growth
2000-2017
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%
810 Littleton 47,734 18.0%
940 Brighton 40,562 90.4%
992 Northglenn 38,928 19.9%
1115 Englewood 34,407 7.6%
1216 Wheat Ridge 31,294 -4.7%

Demographics

Population History

Year Population Rank in US
2017 62,276 599
2016 57,666 651
2015 55,591 671
2014 55,747 661
2013 53,063 692
2012 51,348 709
2011 50,085 718
2010 48,231 744
2009 45,691 772
2008 44,362 787
2007 42,337 811
2006 39,077 872
2005 35,249 963
2004 32,313 1,032
2003 29,709 1,112
2002 25,769 1,268
2001 23,192 1,385
2000 20,924 1,517
1990 8,244 2,851