Real Estate Data API

20851 Rockville

29 active listings out of 3.8K total properties we track in ZIP 20851 (Rockville, MD) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
29
Median
$600K
±0%
Sales (12mo)
130
Tracked
3.8K
Zoomed out

While you're here, take in the bigger picture — maps below show Washington, D.C. metro, not just 20851. Same company, same dataset, different resolution.

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Over the past 12 months, ZIP 20851 has recorded 130 home sales.

Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130
Get this data →

Right now, 29 homes are actively for sale in ZIP 20851. Median list price is $600K at $364/sqft. Hover each hex for micro-neighborhood stats (median price, $/sqft, top property type).

Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130
Get this data →
Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130
Get this data →
Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130
Get this data →
Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130
Get this data →
Key Numbers
Tracked
3.8K
Active
29
Median list
$600K
Sales (12mo)
130

Inventory breakdown

Distribution of the 29 currently-active listings in ZIP 20851. Full dataset covers 3.8K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 0 (0%)
$300K–$500K 5 (17.2%)
$500K–$750K 21 (72.4%)
$750K–$1M 3 (10.3%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 0
2 bd 1
3 bd 10
4 bd 10
5+ bd 8
Active by property type
Single Family 28 (96.6%)
Townhouse 1 (3.4%)
For Developers

Get Rockville 20851 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/20851
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "20851",
  "total_tracked": 3752,
  "active": 29,
  "median_list": 599999
}
Get an API key Read the docs

ZIP 20851 · Rockville, MD real estate: market summary

As of June 2026, Straply tracks 3,752 homes in ZIP 20851 (Rockville, MD), with 29 active for sale at a median list price of $599,999 (~$364/sq ft). Notably, most homes were built in the 1950s.

Median list price
$599,999
Median $/sq ft
$364
Active listings
29
Properties tracked
3,752

Frequently asked: ZIP 20851 · Rockville, MD real estate

What is the median home price in ZIP 20851?

The median list price in ZIP 20851 (Rockville, MD) is $599,999 (about $364 per square foot), based on 29 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 20851?

Active listings in ZIP 20851 (Rockville, MD) concentrate in: 72% $500k–$750k and 17% $300k–$500k.

How many homes are for sale in ZIP 20851?

Straply is tracking 29 active listings in ZIP 20851 (Rockville, MD) out of 3,752 properties on record as of June 2026.

How old are the homes in ZIP 20851?

Most homes in ZIP 20851 (Rockville, MD) were built in the 1950s. About 5% were built after 1980. The newest tracked home dates to 2024.

What types of homes are in ZIP 20851?

ZIP 20851 (Rockville, MD) is mostly single-family homes (97% of listings).

How many bedrooms do homes in ZIP 20851 typically have?

The most common size in ZIP 20851 (Rockville, MD) is 3 bd.

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