Real Estate Data API

19720 New Castle

159 active listings out of 20K total properties we track in ZIP 19720 (New Castle, DE) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
159
Median
$350K
±0%
Sales (12mo)
601
Tracked
20K
Zoomed out

While you're here, take in the bigger picture — maps below show Delaware (statewide), not just 19720. Same company, same dataset, different resolution.

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Key Numbers
Tracked
20K
Active
159
Median list
$350K
Sales (12mo)
601
Get this data →
Key Numbers
Tracked
20K
Active
159
Median list
$350K
Sales (12mo)
601
Get this data →
Key Numbers
Tracked
20K
Active
159
Median list
$350K
Sales (12mo)
601
Get this data →
Key Numbers
Tracked
20K
Active
159
Median list
$350K
Sales (12mo)
601
Get this data →
Key Numbers
Tracked
20K
Active
159
Median list
$350K
Sales (12mo)
601

Inventory breakdown

Distribution of the 159 currently-active listings in ZIP 19720. Full dataset covers 20K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 48 (32.2%)
$300K–$500K 73 (49%)
$500K–$750K 18 (12.1%)
$750K–$1M 7 (4.7%)
$1M–$2M 3 (2%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 6
2 bd 14
3 bd 87
4 bd 40
5+ bd 11
Active by property type
Single Family 127 (79.9%)
Townhouse 23 (14.5%)
Manufactured 3 (1.9%)
Multi Family 2 (1.3%)
Apartment 2 (1.3%)
Condo 2 (1.3%)
For Developers

Get New Castle 19720 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/19720
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "19720",
  "total_tracked": 19582,
  "active": 159,
  "median_list": 350000
}
Get an API key Read the docs

ZIP 19720 · New Castle, DE real estate: market summary

As of June 2026, Straply tracks 19,582 homes in ZIP 19720 (New Castle, DE), with 159 active for sale at a median list price of $350,000 (~$214/sq ft). Notably, most homes were built in the 1950s.

Median list price
$350,000
Median $/sq ft
$214
Active listings
159
Properties tracked
19,582

Frequently asked: ZIP 19720 · New Castle, DE real estate

What is the median home price in ZIP 19720?

The median list price in ZIP 19720 (New Castle, DE) is $350,000 (about $214 per square foot), based on 159 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 19720?

Active listings in ZIP 19720 (New Castle, DE) concentrate in: 49% $300k–$500k and 32% under $300k.

How many homes are for sale in ZIP 19720?

Straply is tracking 159 active listings in ZIP 19720 (New Castle, DE) out of 19,582 properties on record as of June 2026.

How old are the homes in ZIP 19720?

Most homes in ZIP 19720 (New Castle, DE) were built in the 1950s. About 36% were built after 1980, while 6% predate 1940. The newest tracked home dates to 2026.

What types of homes are in ZIP 19720?

ZIP 19720 (New Castle, DE) is mostly single-family homes (80% of listings). Also common: townhouses 14%.

How many bedrooms do homes in ZIP 19720 typically have?

The most common size in ZIP 19720 (New Castle, DE) is 3 bd.

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