500 Union St
Westborough, MA 01581
2 bd 2 ba 1,483 sqft Built 2007 condo_townhome_rowhome_coop
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 | $477,800 | — | $477,800 | $7,783 |
| 2024 | $458,800 | — | $458,800 | $7,529 |
| 2023 | $443,000 | — | $443,000 | $7,460 |
| 2022 | $409,400 | — | $409,400 | $7,570 |
| 2021 | $393,400 | — | $393,400 | $7,294 |
| 2020 | $354,800 | — | $354,800 | $6,500 |
| 2019 | $368,500 | — | $368,500 | $6,755 |
| 2018 | $338,000 | — | $338,000 | $6,239 |
| 2017 | $338,000 | — | $338,000 | $6,016 |
| 2016 | $303,400 | — | $303,400 | $5,391 |
| 2015 | $285,500 | — | $285,500 | $5,307 |
| 2014 | $285,500 | — | $285,500 | $5,507 |
Property facts
Year built
2007
Property type
condo_townhome_rowhome_coop
Stories
—
Beds
2
Baths
2
Living area
1,483 sqft
Lot size
—
ZIP code
01581
City
Westborough
Street
Union St
Coordinates
42.26971, -71.61121
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 500 Union St last sell?
No public-record sale is on file for 500 Union St.
What is the current tax assessment for 500 Union St?
The most recent total assessment for 500 Union St (year 2025) is $477,800 with $7,783 in property tax.
When was 500 Union St built?
500 Union St was built in 2007.
How does 500 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 500 Union St?
500 Union St is a 2 bed, 2 bath, 1,483 sqft condo_townhome_rowhome_coop.
Is 500 Union St a flip candidate?
No — 500 Union St does not appear in our flips dataset.
Is 500 Union St a tax-appeal candidate?
No — 500 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
-3.8%
Implied 1-yr
-15.3%
2026 Q2
$487.6K
2026 Q3
$462.9K
ZIP 01581 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St