Real Estate Data API

21237 Baltimore

118 active listings out of 9.9K total properties we track in ZIP 21237 (Baltimore, MD) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
118
Median
$372K
±0%
Sales (12mo)
360
Tracked
9.9K
Zoomed out

While you're here, take in the bigger picture — maps below show Maryland (statewide), not just 21237. Same company, same dataset, different resolution.

Get this data →
Key Numbers
Tracked
9.9K
Active
118
Median list
$372K
Sales (12mo)
360
Get this data →
Key Numbers
Tracked
9.9K
Active
118
Median list
$372K
Sales (12mo)
360
Get this data →
Key Numbers
Tracked
9.9K
Active
118
Median list
$372K
Sales (12mo)
360
Get this data →
Key Numbers
Tracked
9.9K
Active
118
Median list
$372K
Sales (12mo)
360
Get this data →
Key Numbers
Tracked
9.9K
Active
118
Median list
$372K
Sales (12mo)
360

Inventory breakdown

Distribution of the 118 currently-active listings in ZIP 21237. Full dataset covers 9.9K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 35 (32.4%)
$300K–$500K 51 (47.2%)
$500K–$750K 18 (16.7%)
$750K–$1M 3 (2.8%)
$1M–$2M 0 (0%)
$2M+ 1 (0.9%)
Active by bedroom count
Studio/1 bd 2
2 bd 14
3 bd 40
4 bd 38
5+ bd 19
Active by property type
Single Family 68 (57.6%)
Townhouse 37 (31.4%)
Condo 10 (8.5%)
Lot 2 (1.7%)
Multi Family 1 (0.8%)
For Developers

Get Baltimore 21237 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/21237
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "21237",
  "total_tracked": 9884,
  "active": 118,
  "median_list": 372400
}
Get an API key Read the docs

ZIP 21237 · Baltimore, MD real estate: market summary

As of June 2026, Straply tracks 9,884 homes in ZIP 21237 (Baltimore, MD), with 118 active for sale at a median list price of $372,400 (~$200/sq ft). Notably, most homes were built in the 1950s.

Median list price
$372,400
Median $/sq ft
$200
Active listings
118
Properties tracked
9,884

Frequently asked: ZIP 21237 · Baltimore, MD real estate

What is the median home price in ZIP 21237?

The median list price in ZIP 21237 (Baltimore, MD) is $372,400 (about $200 per square foot), based on 118 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 21237?

Active listings in ZIP 21237 (Baltimore, MD) concentrate in: 47% $300k–$500k and 32% under $300k.

How many homes are for sale in ZIP 21237?

Straply is tracking 118 active listings in ZIP 21237 (Baltimore, MD) out of 9,884 properties on record as of June 2026.

How old are the homes in ZIP 21237?

Most homes in ZIP 21237 (Baltimore, MD) were built in the 1950s. About 43% were built after 1980, while 7% predate 1940. The newest tracked home dates to 2026.

What types of homes are in ZIP 21237?

ZIP 21237 (Baltimore, MD) is mostly single-family homes (58% of listings). Also common: townhouses 31%, condos 8%.

How many bedrooms do homes in ZIP 21237 typically have?

The most common size in ZIP 21237 (Baltimore, MD) is 3 bd.

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