21 Beacon St
Boston, MA 02108
1 bd 1 ba 590 sqft Built 1899 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 | $584,900 | — | $584,900 | $6,773 |
| 2024 | $568,300 | — | $568,300 | $6,194 |
| 2023 | $568,300 | — | $568,300 | $6,104 |
| 2022 | $549,200 | — | $549,200 | $5,975 |
| 2021 | $538,400 | — | $538,400 | $5,745 |
| 2020 | $628,800 | — | $628,800 | $6,640 |
| 2019 | $503,500 | — | $503,500 | $5,307 |
| 2018 | $474,800 | — | $474,800 | $4,976 |
| 2017 | $452,200 | — | $452,200 | $4,789 |
| 2016 | $460,900 | — | $460,900 | $5,070 |
| 2015 | $392,176 | — | $392,176 | $4,749 |
| 2014 | $366,520 | — | $366,520 | $4,611 |
| 2006 | $285,800 | — | $285,800 | $3,178 |
| 2005 | $259,700 | — | $259,700 | $2,787 |
| 2004 | $259,700 | — | $259,700 | $2,636 |
Property facts
Year built
1899
Property type
condos
Stories
—
Beds
1
Baths
1
Living area
590 sqft
Lot size
—
ZIP code
02108
City
Boston
Street
Beacon St
Coordinates
42.35828, -71.06244
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Beacon St last sell?
No public-record sale is on file for 21 Beacon St.
What is the current tax assessment for 21 Beacon St?
The most recent total assessment for 21 Beacon St (year 2025) is $584,900 with $6,773 in property tax.
When was 21 Beacon St built?
21 Beacon St was built in 1899.
How does 21 Beacon St compare to others on Beacon St?
We track 8 other properties on Beacon St. Browse the list under "Other properties on Beacon St" to compare beds, baths, and sale history.
What are the property facts for 21 Beacon St?
21 Beacon St is a 1 bed, 1 bath, 590 sqft condos.
Is 21 Beacon St a flip candidate?
No — 21 Beacon St does not appear in our flips dataset.
Is 21 Beacon St a tax-appeal candidate?
No — 21 Beacon 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
+9.6%
Implied 1-yr
+38.5%
2026 Q3
$7.5M
2026 Q4
$7.5M
ZIP 02108 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Beacon St