CO area data
Castle rock, CO
Castle rock, CO.
Population: 38,479 (Census ACS)
The median home value in Castle rock, CO is $610,075 — down 1.2% over the past year. Homes sell for a median $650,000 after a median 21 days on market. Typical rent runs $2,411/month. 13 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively Moderate, with lightning, winterweather, hail the top-rated hazards. Cost of living is 5.0% above the US average (BEA, metro/state-level).
$610,075
Median home value
-1.2%
1-year change
21
Median days on market
Relatively Moderate
Hazard risk (county)
Home values & appreciation
- Median home value
- $610,075
- 1-year appreciation
- -1.2%
- 3-year appreciation
- -0.8%
- 5-year appreciation
- +9.4%
- 10-year appreciation
- +61.9%
- All-time peak (2022-06)
- $655,846
- House Price Index (state)
- 675.7 (-1.4% YoY)
Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)
Market activity
- Median sale price
- $650,000
- Median list price
- $662,000
- Median price per sqft
- $244
- 1-year sale-price change
- -7.9%
- Median days on market
- 21 days
- Homes sold (recent period)
- 194
- For-sale inventory
- 316
- Sale-to-list ratio
- 98.8%
- Active listings
- 206
- 1-year forecast
- -1.3%
- Days to pending
- 53 days
- New listings (monthly)
- 86
Source: recent area sales and market data (ZIP-level)
Rents
- Typical rent
- $2,411/mo
- 1-year rent change
- +1.0%
- Studio fair-market rent
- $1,110/mo
- 1BR fair-market rent
- $1,388/mo
- 2BR fair-market rent
- $1,657/mo
- 3BR fair-market rent
- $2,154/mo
- 4BR fair-market rent
- $2,485/mo
Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)
Affordability
- Cost of living index (Above Average)
- 105.0 (100 = US avg)
- Electricity rate (state-level)
- 15.9¢/kWh
- Natural gas rate (state-level)
- $11.20/MCF
- 30-year mortgage rate (national)
- 6.66%
- 15-year mortgage rate (national)
- 6.00%
Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)
Schools
- Total schools
- 13
- Elementary schools
- 8
- Middle schools
- 1
- High schools
- 3
- Charter schools
- 3
- Schools include
- Castle Rock Elementary School, Douglas County High School, South Ridge Elementary An IB World School, Academy Charter School, Renaissance Expedition Learn Outward Bound School
Source: NCES school directory, 2022-23 (school-address-based)
Natural hazards & flood risk
- Overall hazard risk (county)
- Relatively Moderate
- Top hazards (county)
- lightning, winterWeather, hail, strongWind, tornado
- Notable hazard ratings (county)
- coldWave: Relatively Low · drought: Relatively Low · earthquake: Relatively Low · hail: Relatively High · heatWave: Relatively Low · iceStorm: Relatively Low
- FEMA flood zone
- X
- Flood risk level
- Minimal
- Wildfire risk to homes (county)
- Higher than 98% of US counties
- Buildings in wildfire direct-exposure zone
- 31.4%
- Radon potential (county)
- High radon potential — EPA Zone 1 of 3
- EPA Superfund (NPL) sites within 5 mi
- None
- Nearest Superfund site
- Air Force Plant PJKS (23 mi)
Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL
Climate (30-year normals)
- Annual precipitation
- 18.8 in
- USDA plant hardiness zone
- 5b (extreme annual low -15 to -10°F)
Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)
Air quality
- Air quality rating
- Good
- Median AQI (annual)
- 49
- Days with Good air quality
- 200
- Days with Moderate air quality
- 149
- Days with Unhealthy air quality
- 1
- Highest AQI recorded (year)
- 177
Source: EPA air quality data (nearest monitoring station, annual)
Walkability & transit
- Walkability index
- 7.3 / 20
- Transit service frequency
- -99,999
- Jobs reachable by car (30 min)
- 47,293
- Jobs reachable by transit (45 min)
- 37,897
Source: EPA Smart Location Database (metropolitan block groups)
Amenities
- National parks within ~60 mi
- 1
- Nearest national park
- Florissant Fossil Beds National Monument (35 mi)
- Airports within 30 mi
- 30
- Nearest airport
- Kelgun Airport (2 mi)
- Nearest major airport
- Centennial Airport (APA) (20 mi)
- Hospitals nearby (~15 mi)
- 6
- Hospitals include
- SKY RIDGE MEDICAL CENTER, AdventHealth Parker, ADVENTHEALTH CASTLE ROCK
- Avg hospital rating (CMS)
- 4.0 / 5
- Best hospital rating nearby (CMS)
- 5.0 / 5
- Solar radiation rating
- Good (4.8 kWh/m²/day)
Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)
Migration
- Net migration (county)
- +2,388 tax filers
Source: IRS county-to-county migration data (county-level, ~12-month lag)
Housing stock
- Median year housing built
- 2,003
- Housing built before 1970
- 4.0%
- Housing built 2000 or later
- 59.4%
- Median annual property tax
- $3,423
- Mean commute to work
- 22 min
- Households with broadband internet
- 88.7%
Source: Census ACS 5-year estimates (ZIP-level)
Employment & development
- Total county employment
- 128,126
- Average weekly wage
- $1,597
- Top industries (by employment)
- Professional Services, Health Care, Accommodation & Food
- Annual residential building permits (county)
- 2,120
Sources: BLS QCEW (county-level) · Census Building Permits (county-level)
How it compares
| Castle rock | State median | US median | |
|---|---|---|---|
| Median home value | $610,075 | $497,277 | $289,727 |
| Median sale price | $650,000 | $495,000 | $325,000 |
| Median days on market | 21 days | 48 days | 51 days |
| Typical rent | $2,411/mo | $2,002/mo | $1,808/mo |
| Median annual property tax | $3,423 | $1,694 | $2,006 |
State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.
Area data compiled from public government, academic, and industry research feeds. Data sources →
Common questions
- What is the median home value in Castle rock, CO?
- $610,075.
- What is the median sale price in Castle rock, CO?
- $650,000.
- How long do homes take to sell in Castle rock, CO?
- Median days on market: 21 days.
- What is typical rent in Castle rock, CO?
- Typical rent: $2,411/month.
- What is the natural-hazard risk in Castle rock, CO?
- Overall risk: Relatively Moderate (FEMA NRI, county-level). Top hazards: lightning, winterWeather, hail, strongWind, tornado.
- Is Castle rock, CO in a flood zone?
- Minimal (FEMA NFIP). FEMA flood zone X.
- What is the wildfire risk in Castle rock, CO?
- Risk to homes is higher than 98% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
- What is the radon potential in Castle rock, CO?
- High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
- Are there Superfund sites near Castle rock, CO?
- No current or proposed National Priorities List sites within 5 miles (EPA).
- How many schools serve Castle rock, CO?
- 13 schools (8 elementary, 1 middle, 3 high) (NCES, 2022-23).
- Is Castle rock, CO walkable?
- Walkability index: 7.3/20 (EPA Smart Location Database).
- What is the air quality in Castle rock, CO?
- Good. Median AQI: 49. (EPA AQI).
- What is the cost of living in Castle rock, CO?
- Regional Price Parity: 105.0 (100 = US average) (Above Average) (BEA RPP, metro/state-level).
ZIP code for Castle rock
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Data last updated
Most recent source refresh: Sep 2026. See all data sources →