43 Union St
Portsmouth, NH 03801
3 bd 3 ba 1,982 sqft Built 1908 Lot 1,742 sqft multi_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 | $356,100 | $428,500 | $784,600 | $9,031 |
| 2023 | $253,800 | $248,400 | $502,200 | $8,100 |
| 2022 | $277,200 | $248,400 | $525,600 | $7,989 |
| 2021 | $277,200 | $248,400 | $525,600 | $7,900 |
| 2020 | $277,200 | $248,400 | $525,600 | $7,726 |
| 2019 | $277,200 | $248,400 | $525,600 | $7,810 |
| 2018 | $251,800 | $242,700 | $494,500 | $7,833 |
| 2017 | $230,500 | $203,200 | $433,700 | $6,670 |
| 2016 | $182,100 | $156,300 | $338,400 | $5,766 |
| 2015 | $182,100 | $156,300 | $338,400 | $5,682 |
| 2014 | $128,200 | $162,600 | $290,800 | $5,263 |
| 2011 | $128,200 | $162,600 | $290,800 | $5,042 |
| 2007 | $145,300 | $111,100 | $256,400 | $4,190 |
Property facts
Year built
1908
Property type
multi_family
Stories
3
Beds
3
Baths
3
Living area
1,982 sqft
Lot size
1,742 sqft
ZIP code
03801
City
Portsmouth
Street
Union St
Coordinates
43.07221, -70.76671
Comparable properties nearby
Frequently asked questions
When did 43 Union St last sell?
No public-record sale is on file for 43 Union St.
What is the current tax assessment for 43 Union St?
The most recent total assessment for 43 Union St (year 2025) is $784,600 with $9,031 in property tax.
When was 43 Union St built?
43 Union St was built in 1908.
How does 43 Union St compare to others on Union St?
We track 8 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 43 Union St?
43 Union St is a 3 bed, 3 bath, 1,982 sqft, 1,742 sqft lot multi_family.
Is 43 Union St a flip candidate?
No — 43 Union St does not appear in our flips dataset.
Is 43 Union St a tax-appeal candidate?
No — 43 Union 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 Union St