Real Estate Data API

21227 Baltimore

122 active listings out of 11K total properties we track in ZIP 21227 (Baltimore, MD) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

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Active
122
Median
$325K
±0%
Sales (12mo)
404
Tracked
11K
Zoomed out

While you're here, take in the bigger picture — maps below show Washington, D.C. metro, not just 21227. Same company, same dataset, different resolution.

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Over the past 12 months, ZIP 21227 has recorded 404 home sales.

Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404
Get this data →

Right now, 122 homes are actively for sale in ZIP 21227. Median list price is $325K at $205/sqft. Hover each hex for micro-neighborhood stats (median price, $/sqft, top property type).

Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404
Get this data →
Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404
Get this data →
Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404
Get this data →
Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404
Get this data →
Key Numbers
Tracked
11K
Active
122
Median list
$325K
Sales (12mo)
404

Inventory breakdown

Distribution of the 122 currently-active listings in ZIP 21227. Full dataset covers 11K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 48 (41.4%)
$300K–$500K 64 (55.2%)
$500K–$750K 4 (3.4%)
$750K–$1M 0 (0%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 3
2 bd 15
3 bd 59
4 bd 34
5+ bd 10
Active by property type
Single Family 75 (61.5%)
Townhouse 40 (32.8%)
Condo 3 (2.5%)
Multi Family 2 (1.6%)
Apartment 2 (1.6%)
For Developers

Get Baltimore 21227 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/21227
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "21227",
  "total_tracked": 11212,
  "active": 122,
  "median_list": 324950
}
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ZIP 21227 · Baltimore, MD real estate: market summary

As of June 2026, Straply tracks 11,212 homes in ZIP 21227 (Baltimore, MD), with 122 active for sale at a median list price of $324,950 (~$205/sq ft). Notably, it has notably historic housing — 19% of homes predate 1940.

Median list price
$324,950
Median $/sq ft
$205
Active listings
122
Properties tracked
11,212

Frequently asked: ZIP 21227 · Baltimore, MD real estate

What is the median home price in ZIP 21227?

The median list price in ZIP 21227 (Baltimore, MD) is $324,950 (about $205 per square foot), based on 122 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 21227?

Active listings in ZIP 21227 (Baltimore, MD) concentrate in: 55% $300k–$500k and 41% under $300k.

How many homes are for sale in ZIP 21227?

Straply is tracking 122 active listings in ZIP 21227 (Baltimore, MD) out of 11,212 properties on record as of June 2026.

How old are the homes in ZIP 21227?

Most homes in ZIP 21227 (Baltimore, MD) were built in the 1950s. About 19% were built after 1980, while 19% predate 1940. The newest tracked home dates to 2026.

What types of homes are in ZIP 21227?

ZIP 21227 (Baltimore, MD) is mostly single-family homes (62% of listings). Also common: townhouses 33%.

How many bedrooms do homes in ZIP 21227 typically have?

The most common size in ZIP 21227 (Baltimore, MD) is 3 bd.

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