21 Thornley St
Boston, MA 02125
3 bd 1 ba 1,344 sqft Built 1906 Lot 1,344 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 | $611,500 | — | $611,500 | $7,081 |
| 2024 | $554,300 | — | $554,300 | $6,042 |
| 2023 | $537,700 | — | $537,700 | $5,775 |
| 2022 | $512,100 | — | $512,100 | $5,572 |
| 2021 | $502,100 | — | $502,100 | $5,357 |
| 2020 | $413,800 | — | $413,800 | $4,370 |
| 2019 | $383,000 | — | $383,000 | $4,037 |
| 2018 | $358,100 | — | $358,100 | $3,753 |
| 2017 | $328,600 | — | $328,600 | $3,480 |
| 2016 | $304,200 | — | $304,200 | $3,346 |
| 2015 | $241,100 | — | $241,100 | $2,920 |
| 2014 | $215,300 | — | $215,300 | $2,708 |
| 2006 | $247,100 | — | $247,100 | $2,748 |
Property facts
Year built
1906
Property type
condos
Stories
1
Beds
3
Baths
1
Living area
1,344 sqft
Lot size
1,344 sqft
ZIP code
02125
City
Boston
Street
Thornley St
Coordinates
42.31441, -71.05876
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Thornley St last sell?
No public-record sale is on file for 21 Thornley St.
What is the current tax assessment for 21 Thornley St?
The most recent total assessment for 21 Thornley St (year 2025) is $611,500 with $7,081 in property tax.
When was 21 Thornley St built?
21 Thornley St was built in 1906.
How does 21 Thornley St compare to others on Thornley St?
We track 5 other properties on Thornley St. Browse the list under "Other properties on Thornley St" to compare beds, baths, and sale history.
What are the property facts for 21 Thornley St?
21 Thornley St is a 3 bed, 1 bath, 1,344 sqft, 1,344 sqft lot condos.
Is 21 Thornley St a flip candidate?
No — 21 Thornley St does not appear in our flips dataset.
Is 21 Thornley St a tax-appeal candidate?
No — 21 Thornley 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
+3.9%
Implied 1-yr
+15.5%
2026 Q2
$979.7K
2026 Q3
$1.01M
ZIP 02125 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Thornley St