Population.us

Population of Castle Rock, CO

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 2026 would be 86,081*.

Historical population

Historical population of Castle Rock town for period 1880-2014:

Castle Rock town on population map

Estimated population for 2014^[1]. Click on flag to hide it.

Population • Legends • Position

Settlements near Castle Rock town

• 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°

Sources, notices

*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