Real Estate Data API

17857 Northumberland

35 active listings out of 3.2K total properties we track in ZIP 17857 (Northumberland, PA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
35
Median
$229K
±0%
Sales (12mo)
82
Tracked
3.2K
Zoomed out

While you're here, take in the bigger picture — maps below show Pennsylvania (statewide), not just 17857. Same company, same dataset, different resolution.

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Key Numbers
Tracked
3.2K
Active
35
Median list
$229K
Sales (12mo)
82
Get this data →
Key Numbers
Tracked
3.2K
Active
35
Median list
$229K
Sales (12mo)
82
Get this data →
Key Numbers
Tracked
3.2K
Active
35
Median list
$229K
Sales (12mo)
82
Get this data →
Key Numbers
Tracked
3.2K
Active
35
Median list
$229K
Sales (12mo)
82
Get this data →
Key Numbers
Tracked
3.2K
Active
35
Median list
$229K
Sales (12mo)
82

Inventory breakdown

Distribution of the 35 currently-active listings in ZIP 17857. Full dataset covers 3.2K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 26 (74.3%)
$300K–$500K 6 (17.1%)
$500K–$750K 2 (5.7%)
$750K–$1M 1 (2.9%)
$1M–$2M 0 (0%)
$2M+ 0 (0%)
Active by bedroom count
Studio/1 bd 0
2 bd 7
3 bd 21
4 bd 4
5+ bd 2
Active by property type
Single Family 31 (88.6%)
Manufactured 3 (8.6%)
Lot 1 (2.9%)
For Developers

Get Northumberland 17857 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/17857
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "17857",
  "total_tracked": 3166,
  "active": 35,
  "median_list": 229000
}
Get an API key Read the docs

ZIP 17857 · Northumberland, PA real estate: market summary

As of June 2026, Straply tracks 3,166 homes in ZIP 17857 (Northumberland, PA), with 35 active for sale at a median list price of $229,000 (~$165/sq ft). Notably, it has notably historic housing — 37% of homes predate 1940.

Median list price
$229,000
Median $/sq ft
$165
Active listings
35
Properties tracked
3,166

Frequently asked: ZIP 17857 · Northumberland, PA real estate

What is the median home price in ZIP 17857?

The median list price in ZIP 17857 (Northumberland, PA) is $229,000 (about $165 per square foot), based on 35 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 17857?

Active listings in ZIP 17857 (Northumberland, PA) concentrate in: 74% under $300k and 17% $300k–$500k.

How many homes are for sale in ZIP 17857?

Straply is tracking 35 active listings in ZIP 17857 (Northumberland, PA) out of 3,166 properties on record as of June 2026.

How old are the homes in ZIP 17857?

Most homes in ZIP 17857 (Northumberland, PA) were built in the 1900s. About 26% were built after 1980, while 37% predate 1940. The newest tracked home dates to 2023.

What types of homes are in ZIP 17857?

ZIP 17857 (Northumberland, PA) is mostly single-family homes (89% of listings). Also common: manufactured homes 9%.

How many bedrooms do homes in ZIP 17857 typically have?

The most common size in ZIP 17857 (Northumberland, PA) is 3 bd.

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