12421 Denver
34 active listings out of 642 total properties we track in ZIP 12421 (Denver, NY) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show New York (statewide), not just 12421. Same company, same dataset, different resolution.
- Tracked
- 642
- Active
- 34
- Median list
- $332K
- Sales (12mo)
- 11
- Tracked
- 642
- Active
- 34
- Median list
- $332K
- Sales (12mo)
- 11
- Tracked
- 642
- Active
- 34
- Median list
- $332K
- Sales (12mo)
- 11
- Tracked
- 642
- Active
- 34
- Median list
- $332K
- Sales (12mo)
- 11
- Tracked
- 642
- Active
- 34
- Median list
- $332K
- Sales (12mo)
- 11
Inventory breakdown
Distribution of the 34 currently-active listings in ZIP 12421. Full dataset covers 642 properties — listings, off-market homes, rentals, and full history.
Get Denver 12421 data in your app
GET https://api.straply.com/v1/markets/zip/12421
Authorization: Bearer $STRAPLY_KEY{
"zip": "12421",
"total_tracked": 642,
"active": 34,
"median_list": 332000
}Nearby ZIP codes
Other New York ZIPs within a short drive of 12421.
ZIP 12421 · Denver, NY real estate: market summary
As of November 2026, Straply tracks 642 homes in ZIP 12421 (Denver, NY), with 34 active for sale at a median list price of $332,000 (~$225/sq ft). Notably, most homes were built in the 1980s.
- Median list price
- $332,000
- Median $/sq ft
- $225
- Active listings
- 34
- Median sale price
- $256,100 (-46% YoY)
- Properties tracked
- 642
Frequently asked: ZIP 12421 · Denver, NY real estate
What is the median home price in ZIP 12421?
The median list price in ZIP 12421 (Denver, NY) is $332,000 (about $225 per square foot), based on 34 active listings tracked by Straply as of November 2026.
What price range are homes in ZIP 12421?
Active listings in ZIP 12421 (Denver, NY) concentrate in: 50% under $300k and 24% $300k–$500k.
Are home prices in ZIP 12421 going up or down?
The median sale price is $256,100, down 46% year over year. Straply tracked 11 sales here over the past 12 months.
How many homes are for sale in ZIP 12421?
Straply is tracking 34 active listings in ZIP 12421 (Denver, NY) out of 642 properties on record as of November 2026.
How old are the homes in ZIP 12421?
Most homes in ZIP 12421 (Denver, NY) were built in the 1980s. About 51% were built after 1980, while 10% predate 1940. The newest tracked home dates to 2023.
What types of homes are in ZIP 12421?
ZIP 12421 (Denver, NY) is mostly single-family homes (53% of listings). Also common: townhouses 21%, manufactured homes 9%.
How many bedrooms do homes in ZIP 12421 typically have?
The most common size in ZIP 12421 (Denver, NY) is 3 bd.
What areas are near ZIP 12421?
Nearby markets Straply also tracks include Roxbury 12474, Halcottsville 12438, Fleischmanns 12430, Prattsville 12468.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.