Portsmouth NH
412 active listings out of 11K total properties we track across 13 Portsmouth ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
Download Portsmouth, NH property data
725,483 property records for all of New Hampshire — 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 · 58.9 MB Parquet · CSV (125.7 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 Hampshire (statewide), not just Portsmouth. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 412 currently-active listings in Portsmouth, NH. Full dataset covers 11K properties — listings, off-market homes, rentals, and full history.
ZIP codes in Portsmouth
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other New Hampshire cities within driving distance.
Get Portsmouth, NH data in your app
GET https://api.straply.com/v1/markets/city/portsmouth-nh
Authorization: Bearer $STRAPLY_KEY{
"city": "portsmouth-nh",
"total_tracked": 11433,
"active": 412,
"median_list": 825000
}Portsmouth, NH real estate: market summary
As of November 2026, Straply tracks 11,433 homes in Portsmouth, NH, with 412 active for sale at a median list price of $825,000 (~$639/sq ft). Notably, it has notably historic housing — 33% of homes predate 1940.
- Median list price
- $825,000
- Median $/sq ft
- $639
- Active listings
- 412
- Median sale price
- $711,250 (-7% YoY)
- Properties tracked
- 11,433
Frequently asked: Portsmouth, NH real estate
What is the median home price in Portsmouth?
The median list price in Portsmouth, NH is $825,000 (about $639 per square foot), based on 412 active listings tracked by Straply as of November 2026.
What price range are homes in Portsmouth?
Active listings in Portsmouth, NH concentrate in: 21% $300k–$500k and 21% $500k–$750k.
Are home prices in Portsmouth going up or down?
The median sale price is $711,250, down 7% year over year. Straply tracked 371 sales here over the past 12 months.
How many homes are for sale in Portsmouth?
Straply is tracking 412 active listings in Portsmouth, NH out of 11,433 properties on record as of November 2026.
How old are the homes in Portsmouth?
Most homes in Portsmouth, NH were built in the 1980s. About 43% were built after 1980, while 33% predate 1940. The newest tracked home dates to 2026.
What types of homes are in Portsmouth?
Portsmouth, NH is mostly condos (56% of listings). Also common: single-family homes 31%.
How many bedrooms do homes in Portsmouth typically have?
The most common size in Portsmouth, NH is 2 bd.
What are the most active ZIP codes in Portsmouth?
The ZIP codes with the most active listings in Portsmouth, NH are 03801, 03820, 03840.
What areas are near Portsmouth?
Nearby markets Straply also tracks include New Castle, Greenland, Stratham, North Hampton.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.