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CITY

Castle Rock

Colorado · 83,815 residents (2025 est.) · 34.742 sq mi
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The short version

Castle Rock is significantly wealthier than the US average, with a median household income of $145,197. The city has more than doubled in size since 2000, adding 58,899 residents. 56% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has more than tripled since 2000, reaching $652,900. Poverty is rare here, at 3.8% of residents. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 36.5
US median: 38.9
More educated
56% hold a bachelor's degree
US average: 36%
Less affordable
home values up 94%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
79,123
+291%since 2000
from 20,224 in 2000
1990 – 2025
Population density
2,277 / sq mi
+91%since 2009
from 1,189 / sq mi in 2009
US average: 281
Median age
36.5
+14%since 2000
from 31.9 in 2000
US average: 38.9

PEP 2025 EST:83,815 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
2K23K44K65K86K1990201020202024Castle Rock
202479K
1990201020202024
Age distribution, 2024
Under 56.9%(5,476)
US avg: 5.6%
5 to 97.4%(5,832)
US avg: 6%
10 to 147.1%(5,616)
US avg: 6.4%
15 to 197%(5,537)
US avg: 6.6%
20 to 245.5%(4,367)
US avg: 6.5%
25 to 3413.4%(10,579)
US avg: 13.7%
35 to 4416.7%(13,239)
US avg: 13.2%
45 to 5414.2%(11,237)
US avg: 12.2%
55 to 6410.4%(8,205)
US avg: 12.7%
65 to 747.6%(6,019)
US avg: 10.2%
75 to 843%(2,395)
US avg: 5.1%
85 and over0.8%(621)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$145,197
+24%inflation adjusted, since 2000
from $64,138 in 2000
US average: $82,259
1990 – 2024
Per capita income
$62,170
+132%since 2000
from $26,760 in 2000
US average: $44,673
Households earning $100K+
78.9%
+19.3 ptssince 2009
from 59.6% in 2009
US average: 53.3%
Poverty rate
3.8%
+0.2 ptssince 2000
from 3.6% in 2000
US average: 12.5%
Income inequality (Gini)
0.394
+9%since 2010
from 0.362 in 2010
US average: 0.476
Workforce by industry, 2024
Other services10.4%
US avg: 6.7%
Information9.8%
US avg: 10.8%
Public administration7.5%
US avg: 4.8%
Retail trade7%
US avg: 9.9%
Wholesale trade6.3%
US avg: 6.9%
Arts, entertainment, food4%
US avg: 1.9%
Finance & insurance3.4%
US avg: 5.9%
Professional, scientific, technical2.4%
US avg: 5.1%
Transportation & warehousing2.1%
US avg: 2.2%
Education & health services1%
US avg: 0.9%
Agriculture, forestry, fishing0.9%
US avg: 1.6%
Construction0.6%
US avg: 1.2%
Manufacturing0.2%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$652,900
+94%inflation adjusted, since 2000
from $184,300 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$2,000
+39%inflation adjusted, since 2000
from $791 in 2000
US average: $1,442
Owner-occupied
78.8%
+4.6 ptssince 2000
from 74.1% in 2000
21.2% rent
Vacancy rate
3.2%
−0.1 ptssince 2009
from 3.4% in 2009
US average: 10.0%
Owner cost-burdened
21.3%
−10.7 ptssince 2009
from 32.0% in 2009
US average: 22.9%
Renter cost-burdened
58.8%
+14.8 ptssince 2009
from 44.0% in 2009
US average: 47.4%
Afford Score
4.5
+39%since 2009
from 3.2 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
Gentrification Score
79
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Castle Rock on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic90.3%(18,253)
Black0.4%(84)
Hispanic / Latino6.2%(1,250)
Asian1.1%(221)
Other0%
2024
White, non-Hispanic77.8%(61,562)
Black0.8%(600)
Hispanic / Latino11.7%(9,234)
Asian2.5%(2,008)
Other7.2%(5,719)
Diversity Score
47
+32%since 2009
from 35 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican6.7%(5,309)
Spaniard1.4%(1,103)
Puerto Rican0.6%(498)
Colombian0.6%(474)
Dominican0.3%(257)
Venezuelan0.3%(208)
Cuban0.2%(147)
Salvadoran0.1%(95)
Peruvian0.1%(89)
Chilean0.1%(82)
+ 5 more hispanic origin groups with data
Argentine0.1%(64)
Costa Rican0.1%(62)
Bolivian0%(26)
Asian origin
Asian Indian0.8%(629)
Chinese0.5%(422)
Hmong0.3%(224)
Korean0.2%(174)
Mongolian0.2%(161)
Vietnamese0.1%(83)
Filipino0.1%(63)
Japanese0.1%(58)
Thai0.1%(46)
Malaysian0%(28)
Burmese0%(27)
Pakistani0%(20)
+ 2 more asian origin groups with data
Uzbek0%(18)
Laotian0%(11)
Pacific Islander origin
Chamorro0.1%(52)
Samoan0%(27)
Guamanian0%(19)
Ancestry
German21.2%(16,741)
English17.3%(13,689)
Irish11.8%(9,340)
Italian5.3%(4,200)
Scottish3.7%(2,889)
American3.6%(2,886)
Norwegian2.8%(2,245)
Dutch2.4%(1,868)
Polish2.1%(1,694)
French2%(1,584)
Swedish1.7%(1,348)
Welsh1.2%(986)
+ 37 more ancestry groups with data
Russian0.9%(749)
Danish0.8%(661)
Czech0.7%(570)
Hungarian0.4%(345)
Arab0.4%(329)
Swiss0.4%(314)
Ukrainian0.4%(287)
British0.3%(256)
Brazilian0.3%(228)
Greek0.3%(205)
Portuguese0.2%(197)
Lithuanian0.2%(196)
Lebanese0.2%(190)
Finnish0.2%(170)
West Indian0.2%(152)
Syrian0.1%(114)
Canadian0.1%(105)
Austrian0.1%(102)
Romanian0.1%(82)
Slovak0.1%(78)
Belgian0.1%(74)
Serbian0.1%(65)
Jamaican0.1%(61)
Slovene0.1%(44)
Iranian0%(32)
Nigerian0%(32)
Croatian0%(29)
Guyanese0%(28)
Kenyan0%(19)
Egyptian0%(17)
Turkish0%(15)
Haitian0%(12)
RANKED:Largest German population · Largest English population · Largest Irish population · Largest Mexican population · Largest Italian population
Section 05

Education

Bachelor's degree or higher
55.9%
+17.3 ptssince 2000
from 38.6% in 2000
US average: 35.6%
High school or higher
97.1%
+2.8 ptssince 2000
from 94.4% in 2000
US average: 89.6%
Graduate degree
18.8%
+8.5 ptssince 2000
from 10.3% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
28.6 min
+31%since 2000
from 21.8 min in 2000
US average: 26.5
Drive alone to work
62.9%
−14.4 ptssince 2009
from 77.3% in 2009
US average: 68.9%
Carpooled to work
5.3%
−2.9 ptssince 2009
from 8.2% in 2009
US average: 8.5%
Public transit
0.1%
−0.9 ptssince 2009
from 1.0% in 2009
US average: 3.2%
Worked from home
28.8%
+18.1 ptssince 2009
from 10.7% in 2009
US average: 15.0%
Walked to work
1.7%
−0.3 ptssince 2009
from 2.0% in 2009
US average: 2.4%
Biked to work
0.1%
−0.1 ptssince 2009
from 0.2% in 2009
US average: 0.4%
No vehicle available
2.3%
+0.2 ptssince 2009
from 2.0% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
4.4%
−2.2 ptssince 2011
from 6.6% in 2011
US average: 5.2%
Labor force participation
74.6%
−3.5 ptssince 2011
from 78.2% in 2011
US average: 63.5%
Self-employed
9.9%
−0.7 ptssince 2009
from 10.6% in 2009
US average: 13.1%
Management & professional
55.1%
−13.7 ptssince 2009
from 68.8% in 2009
US average: 42.5%
Section 08

People & community

Male
49.5%
−1.8 ptssince 2009
from 51.3% in 2009
Female
50.5%
+1.8 ptssince 2009
from 48.7% in 2009
Foreign born
5.6%
+0.2 ptssince 2009
from 5.4% in 2009
US average: 14.1%
Veterans
7.5%
−43.2 ptssince 2009
from 50.7% in 2009
US average: 6.2%
With a disability
7.5%
+0.6 ptssince 2012
from 6.9% in 2012
US average: 13.3%
Uninsured
4.8%
−86.2 ptssince 2013
from 91.0% in 2013
US average: 8.4%
Broadband at home
97.7%
+2.6 ptssince 2017
from 95.1% in 2017
US average: 91.0%
English only at home
91.8%
−1.9 ptssince 2016
from 93.7% in 2016
US average: 77.7%
Spanish at home
5.1%
+1.2 ptssince 2016
from 3.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married26.5%(8,117)
Married63.3%(19,414)
Widowed1.3%(384)
Divorced9%(2,751)
Women 15+
Never married25.1%(7,926)
Married60.5%(19,063)
Widowed4%(1,258)
Divorced10.4%(3,286)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Castle Rock, Colorado?

Castle Rock, Colorado has about 79,123 residents according to the 2024 American Community Survey.

What is the median household income in Castle Rock, Colorado?

The typical household in Castle Rock, Colorado earns about $145,197 a year. Half of households make more than that, and half make less.

Is Castle Rock, Colorado expensive?

In Castle Rock, Colorado, the median home is worth about $652,900, and the typical rent is about $2,000 a month.

How educated are people in Castle Rock, Colorado?

About 55.9% of adults age 25 and over in Castle Rock, Colorado hold a bachelor's degree or higher.

What is the poverty rate in Castle Rock, Colorado?

About 3.8% of people in Castle Rock, Colorado live below the federal poverty line.

Has Castle Rock, Colorado grown since 1990?

Yes, Castle Rock, Colorado has grown since 1990. The population has added about 70,415 residents, a change of about 809 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →

Castle Rock, Colorado: demographics, income & housing data · CensusEasy