Last official estimated population of Castle Rock town (Douglas County**, Colorado state) was 55,747 (year 2014)[1]. This was 0.017% of total US population and 1.02% of total Colorado state population. Area of Castle Rock town is 34.0 mi² (=88 km²)[6], in this year population density was 1,640.92 p/mi². If population growth rate would be same as in period 2010-2014 (+3.69%/yr), Castle Rock town population in 2024 would be 80,068*.
Historical population of Castle Rock town for period 1880-2014:
Estimated population for 2014[1]. Click on flag to hide it.
Population • Legends • Position
[1880-1890] +13.6 %/yr
[1890-1900] -0.35 %/yr
[1900-1910] +1.85 %/yr
[1910-1920] +2.36 %/yr
[1920-1930] +0.36 %/yr
[1930-1940] +1.95 %/yr
[1940-1950] +2.48 %/yr
[1950-1960] +4.51 %/yr
[1960-1970] +2.89 %/yr
[1970-1980] +9.86 %/yr
[1980-1990] +7.71 %/yr
[1990-2000] +9.43 %/yr
[2000-2005] +12.4 %/yr
[2005-2010] +5.78 %/yr
[2010-2014] +3.69 %/yr
• Centennial city population
14.8 mi, 356°
• Parker town
9.8 mi, 25°
• Littleton city
17.3 mi, 329°
• Greenwood Village city
16.9 mi, 349°
• Lone Tree city
10.7 mi, 355°
• Castle Pines city
6 mi, 351°
• Elizabeth town
13.3 mi, 94°
• Columbine Valley town
18.1 mi, 328°
• Foxfield town
15.1 mi, 13°
• Larkspur town
10.3 mi, 189°
*Calculated by population.us from last known population growth rate, not official data.
**Some cities are placed on more than one county. Only 1 county is shown.
[1] Cities and Towns (Incorporated Places and Minor Civil Divisions) 2014, archived from the original, retrieved 02/23/2016
[2] City and Town Intercensal Estimates (2000-2010), archived from the original, retrieved 02/23/2016
[3] Places: 1990 and 1999 Populations, With Numeric and Percent Population Change, archived from the original, retrieved 02/23/2016
[4] Population of the 100 Largest Urban Places: 1980,
[5] Population of the 100 Largest Urban Places in history,
[6] Area, latitude longitude data, retrieved 02/23/2016
[7] Through the Decades, Overview 1790-2010, PDF, large files! >100 Mb
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