81 Thornton St
Portsmouth, NH 03801
3 bd 3 ba 2,280 sqft Built 1856 townhomes
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,015,200 | — | $1,015,200 | $11,685 |
| 2023 | $657,900 | — | $657,900 | $10,612 |
| 2022 | $657,900 | — | $657,900 | $10,000 |
| 2021 | $657,900 | — | $657,900 | $9,888 |
| 2020 | $657,900 | — | $657,900 | $9,671 |
Property facts
Year built
1856
Property type
townhomes
Stories
2
Beds
3
Baths
3
Living area
2,280 sqft
Lot size
—
ZIP code
03801
City
Portsmouth
Street
Thornton St
Coordinates
43.07637, -70.77228
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 81 Thornton St last sell?
No public-record sale is on file for 81 Thornton St.
What is the current tax assessment for 81 Thornton St?
The most recent total assessment for 81 Thornton St (year 2025) is $1,015,200 with $11,685 in property tax.
When was 81 Thornton St built?
81 Thornton St was built in 1856.
How does 81 Thornton St compare to others on Thornton St?
We track 8 other properties on Thornton St. Browse the list under "Other properties on Thornton St" to compare beds, baths, and sale history.
What are the property facts for 81 Thornton St?
81 Thornton St is a 3 bed, 3 bath, 2,280 sqft townhomes.
Is 81 Thornton St a flip candidate?
No — 81 Thornton St does not appear in our flips dataset.
Is 81 Thornton St a tax-appeal candidate?
No — 81 Thornton St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.5%
Implied 1-yr
+2.1%
2026 Q3
$1.3M
2026 Q4
$1.31M
ZIP 03801 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Thornton St