89 Mountain St
Williamsburg, MA 01039
3 bd 3 ba 2,708 sqft Built 1987 Lot 69,696 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 | $471,000 | $76,500 | $547,500 | $10,386 |
| 2024 | $422,500 | $76,500 | $499,000 | $9,032 |
| 2023 | $380,800 | $76,500 | $457,300 | $8,981 |
| 2022 | $362,800 | $76,500 | $439,300 | $8,540 |
| 2021 | $323,400 | $76,500 | $399,900 | $8,386 |
| 2019 | $320,400 | $76,600 | $397,000 | $7,861 |
| 2018 | $320,400 | $76,600 | $397,000 | $8,011 |
| 2017 | $320,400 | $76,600 | $397,000 | $7,614 |
| 2015 | $327,900 | $75,100 | $403,000 | $7,250 |
| 2013 | $327,900 | $75,100 | $403,000 | $6,787 |
| 2005 | $305,500 | $45,000 | $350,500 | $5,776 |
| 2004 | $305,500 | $45,000 | $350,500 | $5,492 |
| 2003 | $305,500 | $45,000 | $350,500 | $5,983 |
Property facts
Year built
1987
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
2,708 sqft
Lot size
69,696 sqft
ZIP code
01039
City
Williamsburg
Street
Mountain St
Coordinates
42.39381, -72.67797
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 89 Mountain St last sell?
No public-record sale is on file for 89 Mountain St.
What is the current tax assessment for 89 Mountain St?
The most recent total assessment for 89 Mountain St (year 2025) is $547,500 with $10,386 in property tax.
When was 89 Mountain St built?
89 Mountain St was built in 1987.
How does 89 Mountain St compare to others on Mountain St?
We track 8 other properties on Mountain St. Browse the list under "Other properties on Mountain St" to compare beds, baths, and sale history.
What are the property facts for 89 Mountain St?
89 Mountain St is a 3 bed, 3 bath, 2,708 sqft, 69,696 sqft lot single_family.
Is 89 Mountain St a flip candidate?
No — 89 Mountain St does not appear in our flips dataset.
Is 89 Mountain St a tax-appeal candidate?
No — 89 Mountain 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
+4.5%
Implied 1-yr
+18.1%
2026 Q2
$447.8K
2026 Q3
$463.4K
ZIP 01039 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mountain St