Active Listings
159
⇧ 38.3% vs 115 last year
Data as of March 2026. Source: Realtor.com.
The CASTLE ROCK, CO real estate market (80109) currently shows 159 active listings, with 53 pending sales. Homes are averaging 30 days on the market before going under contract.
Inventory has increased compared to last year, with 44 more homes available — giving buyers more choice.
Homes are selling faster, averaging 30 days on market compared to 31 days last year.
The median listing price has risen 4.2% year-over-year, from $665,163 to $693,000.
Whether you are buying or selling in CASTLE ROCK, CO, SELL123.com can help you save significantly on commission — typically 2% compared to traditional 5% broker fees. Call (240) SELL-123 for a free consultation.
Population: 27,852 · Density: 413.8/mi² · Median household income: $144,034
Typical home value: $615,043 · Homeownership: 81.6%
| Zip | City / State | Distance | Listings | Market Value | Median $ | Average $ |
|---|---|---|---|---|---|---|
| 80109 | Castle Rock, CO 80109 | 0.0 mi | 123 | $106,214,559 | $659,950 | $863,533 |
| 80104 | Castle Rock, CO 80104 | 6.1 mi | 250 | $209,361,250 | $675,000 | $837,445 |
| 80134 | Parker, CO 80134 | 10.4 mi | 404 | $352,697,252 | $676,495 | $873,013 |
| 80130 | Littleton, CO 80130 | 11.4 mi | 57 | $41,558,016 | $701,500 | $729,088 |
| 80125 | Littleton, CO 80125 | 11.8 mi | 152 | $177,529,312 | $880,000 | $1,167,956 |
| 80126 | Littleton, CO 80126 | 12.6 mi | 127 | $119,738,775 | $795,000 | $942,825 |
| 80135 | Sedalia, CO 80135 | 13.9 mi | 30 | $57,546,990 | $1,574,500 | $1,918,233 |
| 80122 | Littleton, CO 80122 | 15.2 mi | 119 | $71,442,364 | $529,975 | $600,356 |
| 80128 | Littleton, CO 80128 | 16.6 mi | 157 | $91,753,155 | $461,125 | $584,415 |
| 80111 | Englewood, CO 80111 | 17.1 mi | 94 | $123,073,542 | $1,139,000 | $1,309,293 |
| 80133 | Palmer Lake, CO 80133 | 17.2 mi | 23 | $15,939,391 | $591,500 | $693,017 |
| 80425 | Buffalo Creek, CO 80425 | 17.7 mi | 1 | $875,000 | $875,000 | $875,000 |
| 80016 | Aurora, CO 80016 | 18.4 mi | 269 | $226,696,253 | $750,000 | $842,737 |
As of March 2026, there are 159 active listings in CASTLE ROCK, CO (zip code 80109), compared to 115 the prior year.
The median listing price in CASTLE ROCK, CO 80109 is $693,000 as of March 2026, a 4.2% increase from $665,163 the prior year.
Homes in CASTLE ROCK, CO 80109 spend an average of 30 days on the market before going under contract, compared to 31 days the prior year.
Based on current inventory and days-on-market data as of March 2026, CASTLE ROCK, CO 80109 is currently a Balanced Market. Inventory has increased compared to last year, with 44 more homes available — giving buyers more choice. Homes are selling faster, averaging 30 days on market compared to 31 days last year.
With SELL123.com's maximum 3% commission, sellers in CASTLE ROCK, CO 80109 save an estimated $13,860 compared to a typical 5% commission on the median listing price of $693,000. Our fee structure: 1% listing + 2% selling broker — no additional buyer or seller fees. Call (240) SELL-123 or email info@SELL123.com for a free consultation.