Castle Rock, CO—80109
Real Estate Data & Market Trends
Key Metrics at a Glance
Other Zip Codes in Castle Rock, CO
Home Price Trends — Castle Rock, CO
As of Oct '25, the median home price in Castle Rock, CO is $653,000, with a year-over-year change of -2.2%. This indicates that home prices in Castle Rock, CO are decreasing. According to Zillow, the 1-year price projection is -1.0%, suggesting a relatively flat housing market in the next year.
Cost per Home Type
| Home Type | Median Home Value | YoY % Change |
|---|---|---|
All Homes | $653,000 | -2.2% |
| Single Family | $655,000 | -2.2% |
| Condos | N/A | N/A |
Cost per Home Size
| Home Size | Median Home Value | YoY % Change |
|---|---|---|
1 Bed | N/A | N/A |
2 Bed | $556,000 | -2.6% |
3 Bed | $575,000 | -2.2% |
4 Bed | $683,000 | -2.3% |
| 5 Bed | $809,000 | -3.0% |
% of Housing Stock
Rental Trends — Castle Rock, CO
As of July '25, Rentcast reports the average rent in Castle Rock, CO is $2,940, with a year-over-year rent change of -4.9%. Per bedroom, the median rent as of July '25 in Castle Rock, CO is studios: $2,000, 1-bedrooms: $1,730, 2-bedrooms: $2,650, 3-bedrooms: $2,880, 4-bedrooms: $3,430. The most common rental property sizes in Castle Rock, CO are 3-bedroom and 2-bedroom, accounting for 35.6% and 27.3% of the rental stock.
| Type | Median Rent | Average Rent |
|---|---|---|
| Average Rent | $2,930 | $2,940 |
| Studio Rent | $800 | $2,000 |
| 1 Bed Rent | $1,710 | $1,730 |
| 2 Bed Rent | $2,600 | $2,650 |
| 3 Bed Rent | $2,900 | $2,880 |
| 4 Bed Rent | $3,400 | $3,430 |
% of Rental Stock
Property Listings — Castle Rock, CO
As of Oct '25, Realtor.com reports that the median days on market for a home in Castle Rock, CO is 50. This is a increase of 17.0% from last year, suggesting that homes are sitting on the market longer than last year. The percentage of listed homes with a reduced price is 53.0%, representing a large inventory and a lot of supply pressure on home prices.
| Metric | Zip Code Average | Year over Year % Change |
|---|---|---|
Median Listing Price | $718,000 | 1.0% |
Listing Count | 179 | 43.0% |
| Listings as % of Homes | 0.7% | 43.0% |
Days on Market | 50 | 17.0% |
Demographics — Castle Rock, CO
As of the latest ACS Survey released in 2023, Castle Rock, CO has a population of 27,800, which has increased by 22.3% over the past 5 years. Castle Rock, CO is a popular place for families, as children make up 27.5% of the population. The area has a highly educated workforce, with 56.6% of adult residents holding a bachelor’s degree or higher. There are many residents working remotely, with 26.5% reporting working from home.
| Metric | Latest Census | YoY % Change |
|---|---|---|
Population | 27,800 | 22.3% |
% Under 18 | 27.5% | -9.5% |
% Seniors | 8.7% | -10.3% |
% WFH | 26.5% | 167.7% |
% w/ College Degree | 56.6% | 1.3% |
As of the latest ACS Survey released in 2023, Castle Rock, CO is a predominantly white area, with 79.7% of the population identifying as white. The white population has shrunk by 3.7% in the last 5 years. The second most common race or ethnicity in Castle Rock, CO is hispanic, making up 12.0% of the population. Foreign-born residents account for 6.1% of the population in Castle Rock, CO, and this percentage has increased by 13.0% as of the ACS Survey 5 years prior, suggesting more immigrants are calling the area home.
Race and Ethnicity
| Metric | Latest Census | 5-Year % Change |
|---|---|---|
% White | 79.7% | -3.7% |
% Black | 1.1% | -26.7% |
% Hispanic | 12.0% | 11.1% |
% Asian | 2.5% | 19.0% |
% Foreign Born | 6.1% | 13.0% |
Mortgage and Risk — Castle Rock, CO
According to HUD data as of 2023, there were 805 mortgage originations in Castle Rock, CO, of which 87.0% of loans were conventional mortgages. The average loan-to-value was 49.0%, with 15.0% above 90% LTV (elevated). This implies medium mortgage risk in Castle Rock, CO. Investor activity is low, as 1.0% of loans were by investors. 8.0% of loans were cash-out refinances, suggesting few homeowners are tapping equity.
Mortgages
| Metric | Zip Code Average |
|---|---|
Total Loan Originations | 805 |
% Conventional Loans | 87.0% |
% Government Loans | 13.0% |
% Investor Loans | 1.0% |
% Second Loans | 1.0% |
% Cash Out Refinance | 8.0% |
Loan Activity
Rentals and Section 8 — Castle Rock, CO
As of 2024, the percent of homes in Castle Rock, CO under the Section 8 program is 1.4%. This is considered low, suggesting that the neighborhood is sparsely composed of Section 8 homes. Section 8 opportunity is good when HUD pays more than market rent. 1-bedroom and 3-bedroom and 4-bedroom units appear to be good home sizes to consider for Section 8 housing in Castle Rock, CO, because HUD payments exceed market rent, while 2-bedroom units do not.
Section 8 Market Size
Total Units under HUD | 23 |
Total Units Section 8 | 23 |
% Rentals under Section 8 | 1.4% |
% Occupied Section 8 | 77.0% |
Section 8 Opportunity
| Home Size | HUD Premium | Market Rent | Max HUD Rent |
|---|---|---|---|
| 1 Bedroom | $450 | $1,710 | $2,160 |
| 2 Bedroom | -$20 | $2,600 | $2,580 |
| 3 Bedroom | $470 | $2,900 | $3,370 |
| 4 Bedroom | $370 | $3,400 | $3,770 |
Affordability — Castle Rock, CO
Home Price to Income Ratio
| Metric | Zip Code Average |
|---|---|
| Home Price to Income Ratio | 4.5 |
| Median Home Price | $653,000 |
| Median Household Income | $148,000 |