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Living in
Castle Rock.
About
Life in Castle Rock
Castle Rock feels like a classic Denver-area suburb in rapid expansion—it's experiencing significant growth pressure, with new residential construction constantly reshaping the landscape. You'll find a well-educated, affluent community here with a median household income around $145,000 and a 54.9% college degree rate, but that prosperity comes with a cost: median home values sit around $653,000 and rent averages $2,000 monthly, making it decidedly above-average for housing expenses. The real trade-off here is commuting.
Castle Rock at a Glance
Population, income, housing and more
Median Age
36.5 yrs
Poverty Rate
3.8%
Foreign-Born
5.6%
Broadband Internet
97.7%
of households
Population Growth
+14.6%
recent change · Census Bureau
Median household income
Demographics5.6% foreign-born, most often from Mexico
Who lives in Castle Rock: race and ethnicity, ages, households, languages and countries of origin
In Castle Rock, the largest foreign-born group is from Mexico (24.3%), and 5.1% of residents speak Spanish at home.
Under 18
26.1%
of residents
65 and Older
11.4%
of residents
Households with Kids
42.1%
anyone under 18
Living Alone
19.5%
of households
Married Couples
65.0%
of households
Avg Household Size
2.78
people
Race & Ethnicity
Hispanic or Latino of any race; other groups are non-Hispanic
Top countries of origin (foreign-born)
Languages Spoken at Home
Cost of Livingrent 14% above CO average
Rent, home values, and income in Castle Rock
In Castle Rock, rent runs 14% above the CO average, and home values are 21% above the CO average.
Median rent (per month)
Median home value
Rent Burdened
58.8%
spending 30%+ of income on rent
Severely Rent Burdened
26.3%
spending 50%+
Cost of Living Index
105.8
metro area (BEA) · US avg = 100
Median Property Tax
$3,635
per year, owner-occupied homes
Homeowners
78.8%
of occupied homes are owned
Typical Home Built
2007
median year built
Vacant Homes
3.2%
of housing units
Home Value Trend
Latest: $657,743 (September 2026)
Jobs & Economyunemployment 0.4 pts below CO average
Unemployment in Castle Rock and typical pay across the metro area
Unemployment in Castle Rock is 0.4 percentage points lower than the CO average.
Unemployment rate
City-level rate · BLS annual average
Unemployment Rate — 10 Year Trend
City-level (BLS) · Annual averages
What Castle Rock Residents Do for Work · share of employed residents by industry
City residents, wherever they work
Median Salary by Occupation · metro area
Denver-Aurora-Lakewood, CO metro area
Commute28.6 min avg
How Castle Rock residents get to work, and the nearest airports
In Castle Rock, most residents drive alone to work (63%), and 55% get there in under 30 minutes.
How People Get to Work
Commute Time Distribution
Nearest airports · with airline service
- 35 mi
Denver International Airport (DEN)
Major hub40.0M passengers boarded in 2025
Straight-line distance. Size is the FAA’s hub category, based on passenger traffic: regional airports may have only a few flights a day.
Safetyviolent crime 91% below national average
Crime rates for 2025
Violent crime in Castle Rock runs 91% below the national average.
Violent Crime Rate
30.3
per 100,000 residents
Below average (329 national, 2025)
Property Crime Rate
942.5
per 100,000 residents
Below average (1,552 national, 2025)
Castle Rock Police Department
Natural DisastersWinter Weather most common — 29 events in 2025
Natural hazard risk, storms and earthquakes
FEMA National Risk Index
Relatively Moderate
88.7 / 100
Compares expected losses from natural hazards, social vulnerability and community resilience against every US county (higher = more risk).
Douglas County, county-wide · FEMA NRI December 2025
In Douglas County, which includes Castle Rock, the most common type is winter weather, with 29 recorded events in 2025.
Most common events:
Storm events by year
| Year | Events | Top Type | Property Damage |
|---|---|---|---|
| 2025 | 29 | Winter Weather | Not estimated |
| 2024 | 40 | Winter Weather | $20,000 |
| 2023 | 38 | Winter Weather | $25,000 |
| 2022 | 34 | Winter Weather | None reported |
| 2021 | 28 | Winter Weather | None reported |
| 2020 | 22 | High Wind | None reported |
| 2019 | 28 | Winter Weather | None reported |
| 2018 | 24 | Hail | None reported |
Property damage is the National Weather Service's estimate filed with each event. “None reported” means the events were logged with $0 damage; “Not estimated” means no estimate was filed. Storms covering several counties aren't counted here, since NOAA doesn't split their damage by county.
1 earthquake of magnitude 2.5+ within 100 miles in the past year
Douglas County, county-wide
Air Quality46 median AQI — Good
Days by air quality category (2025)
Air quality in Douglas County, which includes Castle Rock, is typically good — 247 good-air days per year.
Median AQI
46
Good Days
247
per year
Moderate Days
111
per year
Unhealthy Days
0
per year
Douglas County, county-wide
Climate83°F summers, 19°F winters
30-year climate averages (1991–2020) — monthly temperatures and precipitation
Castle Rock has warm summers (avg high 83°F) and very cold winters (avg low 19°F).
Spring (Mar–May)
60°/34°F
avg high / low
Summer (Jun–Aug)
83°/54°F
avg high / low
Fall (Sep–Nov)
65°/36°F
avg high / low
Winter (Dec–Feb)
46°/19°F
avg high / low
Annual Precipitation
17.6"
Annual Snowfall
57.5"
Hot Days/Year
23
days above 90°F
Freeze Days/Year
167
days below 32°F
Rainy Days/Year
74
Average month
Show month-by-month table ↓Hide table ↑
| Month | High | Low | Precip |
|---|---|---|---|
| Jan | 46°F | 18°F | 0.55" |
| Feb | 47°F | 20°F | 0.70" |
| Mar | 54°F | 27°F | 1.54" |
| Apr | 59°F | 33°F | 2.08" |
| May | 68°F | 42°F | 1.97" |
| Jun | 80°F | 51°F | 2.20" |
| Jul | 86°F | 56°F | 2.32" |
| Aug | 84°F | 55°F | 2.52" |
| Sep | 77°F | 47°F | 1.39" |
| Oct | 65°F | 35°F | 0.85" |
| Nov | 54°F | 26°F | 0.79" |
| Dec | 46°F | 18°F | 0.69" |
Healthcare1 hospital, avg 5.0/5
Hospitals, ratings, and health insurance in Castle Rock
Castle Rock has 1 hospital, averaging 5.0 out of 5 on CMS's quality rating — above-average care.
Hospitals
1
within city limits
Uninsured
4.8%
of residents
Avg Hospital Rating
5.0 / 5
Adventhealth Castle Rock
Acute Care Hospitals · ER available
Nearby hospitals · within 15 miles
Sky Ridge Medical Center
Acute Care Hospitals · ER available · 10.6 mi away · Lone Tree
Denver Springs
Psychiatric · 12.6 mi away · Englewood
Adventhealth Parker
Acute Care Hospitals · ER available · 12.7 mi away · Parker
Adult Health · vs. the typical US place
Share of adults. Modeled estimates, not counted cases. “US” = the typical US place.
Medicare-certified hospitals only. Doesn’t include clinics, urgent care, or freestanding ERs.
Education16.8:1 student/teacher ratio
Schools and degree attainment in Castle Rock
Castle Rock's student/teacher ratio is 16.8:1 (higher than the national average of 16:1), and 55.9% of adults 25+ hold a bachelor's degree or higher.
Public Schools
18
within city limits
Private Schools
0
within city limits
College Degree Rate
55.9%
adults 25+ with bachelor's or higher
Student/Teacher Ratio
16.8:1
National avg 16:1
Schools located within city limits (2023) — school-level metrics change slowly year to year
Parks & Recreationclosest: Florissant Fossil Beds National Monument, 39 mi
Nearby national parks, recreation areas and public libraries for Castle Rock
Castle Rock has 2 nearby national parks or recreation areas, closest being Florissant Fossil Beds National Monument (39 mi away).
Nearby National Parks & Recreation Areas
Florissant Fossil Beds National Monument
National Monument
39 mi awayRocky Mountain National Park
National Park
81 mi awayPublic Libraries in Castle Rock
Philip & Jerry Miller Library
100 South Wilcox, Castle Rock
Cities Near Castle Rock
The closest cities within 60 miles
Planning a move to Castle Rock?
Read our full moving guide — what it's really like to live here.
Castle Rock FAQ
Is Castle Rock, Colorado affordable?⌄
Castle Rock's median rent is $2,000/month, which is significantly above the national average. The median household income is $145,197/year. Median home value is $652,900.
Is Castle Rock, Colorado safe?⌄
Castle Rock's violent crime rate was 30 per 100,000 residents in 2025, which is well below the national average — one of the safer cities in the country of 329/100k that year. Property crime rate is 943 per 100,000. As with any city, crime rates vary by neighborhood.
What is the job market like in Castle Rock, Colorado?⌄
Castle Rock has an unemployment rate of 3.6%, which is solid, slightly below the national average of 4.3%.
What is the cost of living in Castle Rock, Colorado?⌄
The cost of living in Castle Rock is primarily driven by housing. Median rent is $2,000/month and median household income is $145,197/year. The median home value is $652,900. About 59% of renters spend more than 30% of their income on housing.
How is the commute in Castle Rock, Colorado?⌄
The average commute in Castle Rock is 29 minutes, which is about average compared to the national average of 26 minutes.
Data from the US Census Bureau, BLS, FBI, NOAA, EPA, Zillow Research and other public sources. Where our data comes from