503 State St
Portsmouth, NH 03801
1 bd 1 ba 652 sqft Built 1850 condo
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 | $350,800 | — | $350,800 | $4,038 |
| 2023 | $228,300 | — | $228,300 | $3,682 |
Property facts
Year built
1850
Property type
condo
Stories
2
Beds
1
Baths
1
Living area
652 sqft
Lot size
—
ZIP code
03801
City
Portsmouth
Street
State St
Coordinates
43.07471, -70.76132
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 503 State St last sell?
No public-record sale is on file for 503 State St.
What is the current tax assessment for 503 State St?
The most recent total assessment for 503 State St (year 2025) is $350,800 with $4,038 in property tax.
When was 503 State St built?
503 State St was built in 1850.
How does 503 State St compare to others on State St?
We track 8 other properties on State St. Browse the list under "Other properties on State St" to compare beds, baths, and sale history.
What are the property facts for 503 State St?
503 State St is a 1 bed, 1 bath, 652 sqft condo.
Is 503 State St a flip candidate?
No — 503 State St does not appear in our flips dataset.
Is 503 State St a tax-appeal candidate?
No — 503 State 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 State St