20 Throne Hill Rd
Groton, MA 01450
4 bd 3 ba 3,270 sqft Built 1984 Lot 55,321 sqft single_family
Most recent sale
$800,000
Jun 27, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jun 27, 2022 | Sold | $800,000 | MLS #72981317 |
| May 13, 2022 | Listed | $739,000 | MLS #72981317 |
| Aug 19, 2013 | Sold | $410,000 | MLS #71543274 |
| Jun 18, 2013 | Listed | $399,900 | MLS #71543274 |
| May 17, 2012 | Listing removed | $409,900 | MLSPIN |
| Apr 24, 2012 | Price changed | $409,900 | MLS #71361959 |
| Apr 4, 2012 | Listed | $419,900 | MLS #71361959 |
| Sep 19, 1996 | Sold | $224,500 | Public Record |
| Dec 30, 1992 | Sold | $210,000 | Public Record |
| Jul 8, 1991 | Sold | $215,000 | Public Record |
| Mar 15, 1991 | Sold | $229,250 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $521,700 | $247,000 | $768,700 | $11,723 |
| 2024 | $510,200 | $247,000 | $757,200 | $11,426 |
| 2023 | $398,500 | $231,600 | $630,100 | $9,855 |
| 2022 | $327,700 | $203,500 | $531,200 | $9,131 |
| 2021 | $318,600 | $196,900 | $515,500 | $9,073 |
| 2020 | $300,800 | $196,900 | $497,700 | $8,650 |
| 2019 | $263,100 | $188,000 | $451,100 | $8,169 |
| 2018 | $231,400 | $179,000 | $410,400 | $7,662 |
| 2017 | $231,400 | $179,000 | $410,400 | $7,494 |
| 2016 | $237,000 | $169,600 | $406,600 | $7,636 |
| 2015 | $237,000 | $169,600 | $406,600 | $7,429 |
| 2014 | $214,000 | $169,600 | $383,600 | $6,667 |
| 2006 | $256,700 | $163,300 | $420,000 | $5,951 |
| 2005 | $256,700 | $163,300 | $420,000 | $5,813 |
| 2004 | $225,000 | $135,100 | $360,100 | $5,560 |
| 2003 | $225,000 | $135,100 | $360,100 | $5,124 |
Property facts
Year built
1984
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
3,270 sqft
Lot size
55,321 sqft
ZIP code
01450
City
Groton
Street
Throne Hill Rd
Coordinates
42.62756, -71.61277
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$9,483
Gross rental yield
14.22%
Implied cap rate
9.25%
Trend-extrapolated value
—
Frequently asked questions
When did 20 Throne Hill Rd last sell?
20 Throne Hill Rd most recently sold on Jun 27, 2022 for $800,000.
What is the current tax assessment for 20 Throne Hill Rd?
The most recent total assessment for 20 Throne Hill Rd (year 2025) is $768,700 with $11,723 in property tax.
How does 20 Throne Hill Rd's assessment compare to its last sale price?
The current assessment is 3.9% below the last sale price of $800,000.
When was 20 Throne Hill Rd built?
20 Throne Hill Rd was built in 1984.
How does 20 Throne Hill Rd compare to others on Throne Hill Rd?
We track 8 other properties on Throne Hill Rd. Browse the list under "Other properties on Throne Hill Rd" to compare beds, baths, and sale history.
What are the property facts for 20 Throne Hill Rd?
20 Throne Hill Rd is a 4 bed, 3 bath, 3,270 sqft, 55,321 sqft lot single_family.
Is 20 Throne Hill Rd a flip candidate?
No — 20 Throne Hill Rd does not appear in our flips dataset.
Is 20 Throne Hill Rd a tax-appeal candidate?
No — 20 Throne Hill Rd 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
Explore nearby
Geography
Other properties on Throne Hill Rd