Real Estate Data API

80104 Castle Rock

475 active listings out of 16K total properties we track in ZIP 80104 (Castle Rock, CO) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
475
Median
$679K
+0.8%
Sold/mo
4
-94.3%
Tracked
16K
Zoomed out

While you're here, take in the bigger picture — maps below show Colorado (statewide), not just 80104. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
16K
Active
475
Median list
$679K
Sales (12mo)
887
Get this data →
Key Numbers
Tracked
16K
Active
475
Median list
$679K
Sales (12mo)
887
Get this data →
Key Numbers
Tracked
16K
Active
475
Median list
$679K
Sales (12mo)
887
Get this data →
Key Numbers
Tracked
16K
Active
475
Median list
$679K
Sales (12mo)
887
Get this data →
Key Numbers
Tracked
16K
Active
475
Median list
$679K
Sales (12mo)
887

Inventory breakdown

Distribution of the 475 currently-active listings in ZIP 80104. Full dataset covers 16K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 6 (1.3%)
$300K–$500K 58 (12.6%)
$500K–$750K 211 (45.8%)
$750K–$1M 93 (20.2%)
$1M–$2M 73 (15.8%)
$2M+ 20 (4.3%)
Active by bedroom count
Studio/1 bd 14
2 bd 58
3 bd 146
4 bd 149
5+ bd 104
Active by property type
Single Family 393 (82.7%)
Condo 43 (9.1%)
Townhouse 35 (7.4%)
Lot 2 (0.4%)
Multi Family 2 (0.4%)
For Developers

Get Castle Rock 80104 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/80104
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "80104",
  "total_tracked": 16081,
  "active": 475,
  "median_list": 678876
}
Get an API key Read the docs

ZIP 80104 · Castle Rock, CO real estate: market summary

As of June 2026, Straply tracks 16,081 homes in ZIP 80104 (Castle Rock, CO), with 475 active for sale at a median list price of $678,876 (~$229/sq ft). Notably, it skews heavily toward new construction — 91% of homes were built after 1980, and 3,435 since 2020.

Median list price
$678,876
Median $/sq ft
$229
Active listings
475
Median sale price
$627,500 (+1% YoY)
Properties tracked
16,081

Frequently asked: ZIP 80104 · Castle Rock, CO real estate

What is the median home price in ZIP 80104?

The median list price in ZIP 80104 (Castle Rock, CO) is $678,876 (about $229 per square foot), based on 475 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 80104?

Active listings in ZIP 80104 (Castle Rock, CO) concentrate in: 46% $500k–$750k and 20% $750k–$1m.

Are home prices in ZIP 80104 going up or down?

The median sale price is $627,500, up 1% year over year. Straply tracked 887 sales here over the past 12 months.

How many homes are for sale in ZIP 80104?

Straply is tracking 475 active listings in ZIP 80104 (Castle Rock, CO) out of 16,081 properties on record as of June 2026.

How old are the homes in ZIP 80104?

Most homes in ZIP 80104 (Castle Rock, CO) were built in the 2000s. About 91% were built after 1980. The newest tracked home dates to 2026.

What types of homes are in ZIP 80104?

ZIP 80104 (Castle Rock, CO) is mostly single-family homes (83% of listings). Also common: condos 9%, townhouses 7%.

How many bedrooms do homes in ZIP 80104 typically have?

The most common size in ZIP 80104 (Castle Rock, CO) is 4 bd.

Data as of June 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.