645 Tremont St
Boston, MA 02118
1 bd 1 ba 633 sqft Built 1899 Lot 633 sqft condos
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 | $804,200 | — | $804,200 | $9,313 |
| 2024 | $776,500 | — | $776,500 | $8,464 |
| 2023 | $753,500 | — | $753,500 | $8,093 |
| 2022 | $717,600 | — | $717,600 | $7,807 |
| 2021 | $717,600 | — | $717,600 | $7,657 |
| 2020 | $674,000 | — | $674,000 | $7,117 |
| 2019 | $654,400 | — | $654,400 | $6,897 |
| 2018 | $617,400 | — | $617,400 | $6,470 |
| 2017 | $582,700 | — | $582,700 | $6,171 |
| 2016 | $560,200 | — | $560,200 | $6,162 |
| 2015 | $523,300 | — | $523,300 | $6,337 |
| 2014 | $480,300 | — | $480,300 | $6,042 |
| 2006 | $294,400 | — | $294,400 | $3,274 |
| 2005 | $294,400 | — | $294,400 | $3,159 |
| 2004 | $280,400 | — | $280,400 | $2,846 |
| 2003 | $254,900 | — | $254,900 | $2,878 |
Property facts
Year built
1899
Property type
condos
Stories
2
Beds
1
Baths
1
Living area
633 sqft
Lot size
633 sqft
ZIP code
02118
City
Boston
Street
Tremont St
Coordinates
42.34228, -71.07537
Comparable properties nearby
Frequently asked questions
When did 645 Tremont St last sell?
No public-record sale is on file for 645 Tremont St.
What is the current tax assessment for 645 Tremont St?
The most recent total assessment for 645 Tremont St (year 2025) is $804,200 with $9,313 in property tax.
When was 645 Tremont St built?
645 Tremont St was built in 1899.
How does 645 Tremont St compare to others on Tremont St?
We track 8 other properties on Tremont St. Browse the list under "Other properties on Tremont St" to compare beds, baths, and sale history.
What are the property facts for 645 Tremont St?
645 Tremont St is a 1 bed, 1 bath, 633 sqft, 633 sqft lot condos.
Is 645 Tremont St a flip candidate?
No — 645 Tremont St does not appear in our flips dataset.
Is 645 Tremont St a tax-appeal candidate?
No — 645 Tremont 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
+2.6%
Implied 1-yr
+10.5%
2026 Q3
$2.1M
2026 Q4
$2.15M
ZIP 02118 — Median Price History + Forecast
Explore nearby
Geography
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