18 Union St
Newburyport, MA 01950
3 bd 3 ba 2,587 sqft Built 1790 Lot 11,761 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 | $932,000 | $461,300 | $1,393,300 | $13,348 |
| 2024 | $865,900 | $419,300 | $1,285,200 | $12,813 |
| 2023 | $719,600 | $364,600 | $1,084,200 | $11,644 |
| 2022 | $591,600 | $303,800 | $895,400 | $10,754 |
| 2021 | $538,900 | $276,200 | $815,100 | $10,303 |
| 2020 | $491,600 | $276,200 | $767,800 | $9,859 |
| 2019 | $491,600 | $276,200 | $767,800 | $10,043 |
| 2018 | $462,000 | $263,100 | $725,100 | $9,615 |
| 2017 | $336,000 | $250,600 | $586,600 | $7,890 |
| 2016 | $212,100 | $228,300 | $440,400 | $5,897 |
| 2015 | $198,500 | $228,300 | $426,800 | $5,694 |
| 2014 | $179,100 | $207,500 | $386,600 | $5,474 |
| 2006 | $210,100 | $253,300 | $463,400 | $4,754 |
| 2005 | $204,100 | $253,300 | $457,400 | $4,812 |
| 2003 | $147,400 | $169,600 | $317,000 | $4,327 |
Property facts
Year built
1790
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
2,587 sqft
Lot size
11,761 sqft
ZIP code
01950
City
Newburyport
Street
Union St
Coordinates
42.80406, -70.85561
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 18 Union St last sell?
No public-record sale is on file for 18 Union St.
What is the current tax assessment for 18 Union St?
The most recent total assessment for 18 Union St (year 2025) is $1,393,300 with $13,348 in property tax.
When was 18 Union St built?
18 Union St was built in 1790.
How does 18 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 18 Union St?
18 Union St is a 3 bed, 3 bath, 2,587 sqft, 11,761 sqft lot single_family.
Is 18 Union St a flip candidate?
No — 18 Union St does not appear in our flips dataset.
Is 18 Union St a tax-appeal candidate?
No — 18 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
-2.3%
Implied 1-yr
-9.0%
2026 Q3
$844.4K
2026 Q4
$832.5K
ZIP 01950 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St