20170 Herndon
163 active listings out of 12K total properties we track in ZIP 20170 (Herndon, VA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
While you're here, take in the bigger picture — maps below show Washington, D.C. metro, not just 20170. Same company, same dataset, different resolution.
Over the past 12 months, ZIP 20170 has recorded 357 home sales. In September 2026 there were22 sales (+22.2% vs the prior month). Most recent median sale price: $741K.
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
Right now, 163 homes are actively for sale in ZIP 20170. Median list price is $580K at $323/sqft. Hover each hex for micro-neighborhood stats (median price, $/sqft, top property type).
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
- Tracked
- 12K
- Active
- 163
- Median list
- $580K
- Sales (12mo)
- 357
Inventory breakdown
Distribution of the 163 currently-active listings in ZIP 20170. Full dataset covers 12K properties — listings, off-market homes, rentals, and full history.
Get Herndon 20170 data in your app
GET https://api.straply.com/v1/markets/zip/20170
Authorization: Bearer $STRAPLY_KEY{
"zip": "20170",
"total_tracked": 11934,
"active": 163,
"median_list": 580000
}Nearby ZIP codes
Other Virginia ZIPs within a short drive of 20170.
ZIP 20170 · Herndon, VA real estate: market summary
As of November 2026, Straply tracks 11,934 homes in ZIP 20170 (Herndon, VA), with 163 active for sale at a median list price of $580,000 (~$323/sq ft). Notably, most homes were built in the 1970s.
- Median list price
- $580,000
- Median $/sq ft
- $323
- Active listings
- 163
- Median sale price
- $741,000 (+2% YoY)
- Properties tracked
- 11,934
Frequently asked: ZIP 20170 · Herndon, VA real estate
What is the median home price in ZIP 20170?
The median list price in ZIP 20170 (Herndon, VA) is $580,000 (about $323 per square foot), based on 163 active listings tracked by Straply as of November 2026.
What price range are homes in ZIP 20170?
Active listings in ZIP 20170 (Herndon, VA) concentrate in: 33% $300k–$500k and 21% $500k–$750k.
Are home prices in ZIP 20170 going up or down?
The median sale price is $741,000, up 2% year over year. Straply tracked 357 sales here over the past 12 months.
How many homes are for sale in ZIP 20170?
Straply is tracking 163 active listings in ZIP 20170 (Herndon, VA) out of 11,934 properties on record as of November 2026.
How old are the homes in ZIP 20170?
Most homes in ZIP 20170 (Herndon, VA) were built in the 1970s. About 60% were built after 1980. The newest tracked home dates to 2025.
What types of homes are in ZIP 20170?
ZIP 20170 (Herndon, VA) is mostly single-family homes (42% of listings). Also common: townhouses 28%, condos 26%.
How many bedrooms do homes in ZIP 20170 typically have?
The most common size in ZIP 20170 (Herndon, VA) is 3 bd.
What areas are near ZIP 20170?
Nearby markets Straply also tracks include Sterling 20164, Reston 20194, Reston 20190, Sterling 20166.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.