618 Dennett St
Portsmouth, NH 03801
3 bd 3 ba 2,500 sqft Built 1947 Lot 7,841 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 | $646,700 | $379,900 | $1,026,600 | $11,816 |
| 2023 | $441,800 | $261,000 | $702,800 | $11,336 |
| 2022 | $441,800 | $261,000 | $702,800 | $10,683 |
| 2021 | $441,800 | $261,000 | $702,800 | $10,563 |
| 2020 | $439,900 | $261,000 | $700,900 | $10,303 |
| 2019 | $439,900 | $261,000 | $700,900 | $10,415 |
| 2018 | $317,000 | $237,200 | $554,200 | $8,779 |
| 2017 | $317,000 | $237,200 | $554,200 | $8,524 |
| 2016 | $262,000 | $187,800 | $449,800 | $7,665 |
| 2015 | $257,700 | $187,800 | $445,500 | $7,480 |
| 2014 | $134,200 | $153,000 | $287,200 | $5,198 |
| 2011 | $117,900 | $153,000 | $270,900 | $2,449 |
| 2007 | $137,300 | $125,800 | $263,100 | $4,299 |
Property facts
Year built
1947
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
2,500 sqft
Lot size
7,841 sqft
ZIP code
03801
City
Portsmouth
Street
Dennett St
Coordinates
43.07476, -70.77593
Comparable properties nearby
Frequently asked questions
When did 618 Dennett St last sell?
No public-record sale is on file for 618 Dennett St.
What is the current tax assessment for 618 Dennett St?
The most recent total assessment for 618 Dennett St (year 2025) is $1,026,600 with $11,816 in property tax.
When was 618 Dennett St built?
618 Dennett St was built in 1947.
How does 618 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 618 Dennett St?
618 Dennett St is a 3 bed, 3 bath, 2,500 sqft, 7,841 sqft lot single_family.
Is 618 Dennett St a flip candidate?
No — 618 Dennett St does not appear in our flips dataset.
Is 618 Dennett St a tax-appeal candidate?
No — 618 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