21 Algonquin St
Boston, MA 02124
6 bd 4 ba 3,908 sqft Built 1885 Lot 5,526 sqft multi_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 | $779,300 | $245,200 | $1,024,500 | $11,864 |
| 2024 | $739,800 | $244,700 | $984,500 | $10,731 |
| 2023 | $685,100 | $226,600 | $911,700 | $9,792 |
| 2022 | $502,700 | $206,000 | $708,700 | $7,711 |
| 2021 | $469,800 | $192,500 | $662,300 | $7,067 |
| 2020 | $434,600 | $193,300 | $627,900 | $6,631 |
| 2019 | $423,200 | $147,300 | $570,500 | $6,013 |
| 2018 | $395,900 | $147,300 | $543,200 | $5,693 |
| 2017 | $370,000 | $147,300 | $517,300 | $5,478 |
| 2016 | $323,000 | $147,300 | $470,300 | $5,173 |
| 2015 | $289,900 | $112,800 | $402,700 | $4,877 |
| 2014 | $266,900 | $112,800 | $379,700 | $4,777 |
| 2006 | $167,500 | $53,600 | $221,100 | $2,459 |
| 2005 | $148,100 | $53,600 | $201,700 | $2,164 |
| 2004 | $148,100 | $53,600 | $201,700 | $2,047 |
Property facts
Year built
1885
Property type
multi_family
Stories
2
Beds
6
Baths
4
Living area
3,908 sqft
Lot size
5,526 sqft
ZIP code
02124
City
Boston
Street
Algonquin St
Coordinates
42.29790, -71.07417
Comparable properties nearby
Frequently asked questions
When did 21 Algonquin St last sell?
No public-record sale is on file for 21 Algonquin St.
What is the current tax assessment for 21 Algonquin St?
The most recent total assessment for 21 Algonquin St (year 2025) is $1,024,500 with $11,864 in property tax.
When was 21 Algonquin St built?
21 Algonquin St was built in 1885.
How does 21 Algonquin St compare to others on Algonquin St?
We track 2 other properties on Algonquin St. Browse the list under "Other properties on Algonquin St" to compare beds, baths, and sale history.
What are the property facts for 21 Algonquin St?
21 Algonquin St is a 6 bed, 4 bath, 3,908 sqft, 5,526 sqft lot multi_family.
Is 21 Algonquin St a flip candidate?
No — 21 Algonquin St does not appear in our flips dataset.
Is 21 Algonquin St a tax-appeal candidate?
No — 21 Algonquin 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
-1.1%
Implied 1-yr
-4.3%
2026 Q3
$729.4K
2026 Q4
$721.1K
ZIP 02124 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Algonquin St