Iselin NJ
158 active listings out of 5.9K total properties we track across 4 Iselin ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
Download Iselin, NJ property data
3,552,486 property records for all of New Jersey — address, beds/baths, sqft, year built, status, list and last-sale price, price and tax history. Parquet or CSV.
Files are published by ZIP, county and state; this city is inside the state file.
Monthly snapshot · 303.0 MB Parquet · CSV (604.2 MB)
Records keep changing after a snapshot is compiled.
Rebuilt every day · same columns, same file layout
While you're here, take in the bigger picture — maps below show New Jersey (statewide), not just Iselin. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 158 currently-active listings in Iselin, NJ. Full dataset covers 5.9K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Iselin
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other New Jersey cities within driving distance.
Get Iselin, NJ data in your app
GET https://api.straply.com/v1/markets/city/iselin-nj
Authorization: Bearer $STRAPLY_KEY{
"city": "iselin-nj",
"total_tracked": 5881,
"active": 158,
"median_list": 549900
}Iselin, NJ real estate: market summary
As of November 2026, Straply tracks 5,881 homes in Iselin, NJ, with 158 active for sale at a median list price of $549,900 (~$406/sq ft). Notably, most homes were built in the 1940s.
- Median list price
- $549,900
- Median $/sq ft
- $406
- Active listings
- 158
- Median sale price
- $549,500 (+0% YoY)
- Properties tracked
- 5,881
Frequently asked: Iselin, NJ real estate
What is the median home price in Iselin?
The median list price in Iselin, NJ is $549,900 (about $406 per square foot), based on 158 active listings tracked by Straply as of November 2026.
What price range are homes in Iselin?
Active listings in Iselin, NJ concentrate in: 43% $500k–$750k and 23% $300k–$500k.
Are home prices in Iselin going up or down?
The median sale price is $549,500, up 0% year over year. Straply tracked 140 sales here over the past 12 months.
How many homes are for sale in Iselin?
Straply is tracking 158 active listings in Iselin, NJ out of 5,881 properties on record as of November 2026.
How old are the homes in Iselin?
Most homes in Iselin, NJ were built in the 1940s. About 22% were built after 1980, while 9% predate 1940. The newest tracked home dates to 2026.
What types of homes are in Iselin?
Iselin, NJ is mostly single-family homes (73% of listings). Also common: condos 14%.
How many bedrooms do homes in Iselin typically have?
The most common size in Iselin, NJ is 4 bd.
What are the most active ZIP codes in Iselin?
The ZIP codes with the most active listings in Iselin, NJ are 08830, 07095.
What areas are near Iselin?
Nearby markets Straply also tracks include Colonia, Woodbridge, Avenel, Fords.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.