Wilcox Street in downtown Castle Rock (2018-02-09 09:37:29)

City facts

Castle Rock population and demographics

About 76,614 residents, with income, housing and age compared with Colorado and the US.

Population

76,614

1.32% of Colorado

Median household income

$143,031

82% above US

Median home value

$621,700

105% above US

Median rent

$1,946/mo

44% above US

Median age

35.8

US 38.7

Homeownership

79%

US 65%

How Castle Rock compares

Median household income
  • Castle Rock$143,031
  • Colorado$92,470
  • United States$78,538
Median home value
  • Castle Rock$621,700
  • Colorado$502,200
  • United States$303,400
Median monthly rent
  • Castle Rock$1,946
  • Colorado$1,693
  • United States$1,348

Castle Rock and nearby cities

Population
Median household income

Nearby cities are other Local City Network guides in Colorado, nearest first.

Castle Rock zip codes

See Castle Rock

A Brief History of Rhyolite in Castle Rock video thumbnail

FROM THE ARCHIVES

A Brief History of Rhyolite in Castle Rock

Castle Rock Museum staff explain the local rhyolite quarrying industry and its nineteenth-century importance.

Watch on YouTube ↗

Questions

What is the population of Castle Rock?

About 76,614 people, according to the Census Bureau’s American Community Survey 5-year estimates (2019–2023 5-year estimates).

What is the median household income in Castle Rock?

$143,031, 55% above the Colorado median and 82% above the national median.

How much does a home cost in Castle Rock?

The median value of owner-occupied homes is $621,700; median gross rent is $1,946 a month.

How many people own their home in Castle Rock?

About 79% of households own their home (Colorado: 66%, US: 65%).

What is the median age in Castle Rock?

35.8 years (Colorado: 37.5, US: 38.7).

Source: U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates. Estimates have margins of error; dollar figures are in 2023 dollars.

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