507 Dennett St
Portsmouth, NH 03801
3 bd 2 ba 1,404 sqft Built 1941 Lot 6,098 sqft single_family
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 | $373,400 | $359,600 | $733,000 | $8,437 |
| 2023 | $247,000 | $247,000 | $494,000 | $7,968 |
| 2022 | $246,600 | $247,000 | $493,600 | $7,503 |
| 2021 | $246,600 | $247,000 | $493,600 | $7,419 |
| 2020 | $245,800 | $247,000 | $492,800 | $7,244 |
| 2019 | $245,800 | $247,000 | $492,800 | $7,323 |
| 2018 | $215,800 | $224,500 | $440,300 | $6,974 |
| 2017 | $215,800 | $224,500 | $440,300 | $6,772 |
| 2016 | $145,600 | $170,700 | $316,300 | $5,390 |
| 2015 | $121,800 | $170,700 | $292,500 | $4,911 |
| 2014 | $147,200 | $128,300 | $275,500 | $4,987 |
| 2011 | $146,000 | $128,300 | $274,300 | $4,256 |
| 2007 | $156,900 | $117,100 | $274,000 | $4,477 |
Property facts
Year built
1941
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
1,404 sqft
Lot size
6,098 sqft
ZIP code
03801
City
Portsmouth
Street
Dennett St
Coordinates
43.07604, -70.77498
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 507 Dennett St last sell?
No public-record sale is on file for 507 Dennett St.
What is the current tax assessment for 507 Dennett St?
The most recent total assessment for 507 Dennett St (year 2025) is $733,000 with $8,437 in property tax.
When was 507 Dennett St built?
507 Dennett St was built in 1941.
How does 507 Dennett St compare to others on Dennett St?
We track 8 other properties on Dennett St. Browse the list under "Other properties on Dennett St" to compare beds, baths, and sale history.
What are the property facts for 507 Dennett St?
507 Dennett St is a 3 bed, 2 bath, 1,404 sqft, 6,098 sqft lot single_family.
Is 507 Dennett St a flip candidate?
No — 507 Dennett St does not appear in our flips dataset.
Is 507 Dennett St a tax-appeal candidate?
No — 507 Dennett 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 Dennett St