492 Union St
Portsmouth, NH 03801
3 bd 2 ba 1,587 sqft Built 1892 Lot 6,098 sqft single_family
Most recent sale
$1,075,000
Jul 6, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 6, 2022 | Sold | $1,075,000 | Public Record |
| Jul 5, 2022 | Sold | $1,075,000 | PrimeMLS |
| May 12, 2022 | Listed | $1,100,000 | MLS #4909513 |
| Oct 1, 2019 | Sold | $750,000 | PrimeMLS |
| Jun 7, 2016 | Listing removed | $699,900 | PrimeMLS |
| May 18, 2013 | Listing removed | $449,900 | PrimeMLS |
| May 16, 2013 | Sold | $449,933 | Public Record |
| Apr 8, 2013 | Listed | $449,900 | MLS #4227938 |
| Apr 28, 2008 | Sold | $382,533 | Public Record |
| Mar 14, 2003 | Sold | $290,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $588,600 | $611,800 | $1,200,400 | $13,817 |
| 2023 | $364,300 | $364,200 | $728,500 | $11,751 |
| 2022 | $364,300 | $364,200 | $728,500 | $11,073 |
| 2021 | $364,300 | $364,200 | $728,500 | $10,949 |
| 2020 | $344,200 | $364,200 | $708,400 | $10,413 |
| 2019 | $344,200 | $364,200 | $708,400 | $10,527 |
| 2018 | $304,000 | $331,000 | $635,000 | $10,058 |
| 2017 | $300,000 | $331,000 | $631,000 | $9,705 |
| 2016 | $235,900 | $257,200 | $493,100 | $8,402 |
| 2015 | $186,500 | $257,200 | $443,700 | $7,450 |
| 2014 | $165,800 | $223,300 | $389,100 | $7,043 |
| 2011 | $149,200 | $223,300 | $372,500 | $6,459 |
| 2007 | $183,600 | $164,400 | $348,000 | $5,686 |
Property facts
Year built
1892
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
1,587 sqft
Lot size
6,098 sqft
ZIP code
03801
City
Portsmouth
Street
Union St
Coordinates
43.06690, -70.76287
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$6,450
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
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Frequently asked questions
When did 492 Union St last sell?
492 Union St most recently sold on Jul 6, 2022 for $1,075,000.
What is the current tax assessment for 492 Union St?
The most recent total assessment for 492 Union St (year 2025) is $1,200,400 with $13,817 in property tax.
How does 492 Union St's assessment compare to its last sale price?
The current assessment is 11.7% above the last sale price of $1,075,000.
When was 492 Union St built?
492 Union St was built in 1892.
How does 492 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 492 Union St?
492 Union St is a 3 bed, 2 bath, 1,587 sqft, 6,098 sqft lot single_family.
Is 492 Union St a flip candidate?
No — 492 Union St does not appear in our flips dataset.
Is 492 Union St a tax-appeal candidate?
No — 492 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