21 Adams Ave
Groton, MA 01450
12 bd 12 ba 7,526 sqft Built 1961 Lot 64,033 sqft multi_family
Most recent sale
$1,800,000
Jul 13, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jul 13, 2022 | Sold | $1,800,000 | MLS #72982822 |
| May 17, 2022 | Listed | $1,800,000 | MLS #72982822 |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $882,500 | $288,300 | $1,170,800 | $17,855 |
| 2024 | $868,500 | $288,300 | $1,156,800 | $17,456 |
| 2023 | $868,500 | $283,800 | $1,152,300 | $18,022 |
| 2022 | $570,400 | $263,800 | $834,200 | $14,340 |
| 2021 | $533,900 | $232,000 | $765,900 | $13,480 |
| 2020 | $533,900 | $237,400 | $771,300 | $13,405 |
| 2019 | $533,900 | $237,400 | $771,300 | $13,968 |
| 2018 | $533,900 | $237,400 | $771,300 | $14,400 |
| 2017 | $533,900 | $237,400 | $771,300 | $14,084 |
| 2016 | $522,500 | $206,500 | $729,000 | $13,691 |
| 2015 | $522,500 | $206,500 | $729,000 | $13,319 |
| 2014 | $522,500 | $206,500 | $729,000 | $12,670 |
| 2006 | $569,700 | $214,300 | $784,000 | $11,109 |
| 2005 | $569,700 | $214,300 | $784,000 | $10,851 |
| 2004 | $586,600 | $108,700 | $695,300 | $10,735 |
| 2003 | $586,600 | $108,700 | $695,300 | $9,894 |
Property facts
Year built
1961
Property type
multi_family
Stories
6
Beds
12
Baths
12
Living area
7,526 sqft
Lot size
64,033 sqft
ZIP code
01450
City
Groton
Street
Adams Ave
Coordinates
42.60894, -71.57438
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$10,800
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
—
Frequently asked questions
When did 21 Adams Ave last sell?
21 Adams Ave most recently sold on Jul 13, 2022 for $1,800,000.
What is the current tax assessment for 21 Adams Ave?
The most recent total assessment for 21 Adams Ave (year 2025) is $1,170,800 with $17,855 in property tax.
How does 21 Adams Ave's assessment compare to its last sale price?
The current assessment is 35.0% below the last sale price of $1,800,000.
When was 21 Adams Ave built?
21 Adams Ave was built in 1961.
How does 21 Adams Ave compare to others on Adams Ave?
We do not currently track other properties on Adams Ave.
What are the property facts for 21 Adams Ave?
21 Adams Ave is a 12 bed, 12 bath, 7,526 sqft, 64,033 sqft lot multi_family.
Is 21 Adams Ave a flip candidate?
No — 21 Adams Ave does not appear in our flips dataset.
Is 21 Adams Ave a tax-appeal candidate?
No — 21 Adams Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+3.0%
Implied 1-yr
+12.0%
2026 Q3
$1.24M
2026 Q4
$1.24M
ZIP 01450 — Median Price History + Forecast
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Geography