71 River St
Acton, MA 01720
4 bd 3 ba 3,096 sqft Lot 22,972 sqft single_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 | $744,100 | $261,200 | $1,005,300 | $17,241 |
| 2024 | $696,500 | $261,200 | $957,700 | $15,965 |
| 2023 | $652,500 | $237,500 | $890,000 | $15,628 |
| 2022 | $556,200 | $206,500 | $762,700 | $14,835 |
| 2021 | $532,400 | $191,100 | $723,500 | $14,636 |
| 2020 | $536,400 | $191,100 | $727,500 | $13,997 |
| 2019 | $497,600 | $191,100 | $688,700 | $13,340 |
| 2018 | $487,000 | $191,100 | $678,100 | $13,142 |
| 2017 | $484,100 | $191,100 | $675,200 | $12,869 |
| 2016 | $462,600 | $191,100 | $653,700 | $12,571 |
| 2015 | $459,300 | $191,100 | $650,400 | $12,390 |
| 2013 | $341,500 | $161,000 | $502,500 | $9,598 |
Property facts
Year built
—
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
3,096 sqft
Lot size
22,972 sqft
ZIP code
01720
City
Acton
Street
River St
Coordinates
42.45967, -71.44493
Comparable properties nearby
Frequently asked questions
When did 71 River St last sell?
No public-record sale is on file for 71 River St.
What is the current tax assessment for 71 River St?
The most recent total assessment for 71 River St (year 2025) is $1,005,300 with $17,241 in property tax.
When was 71 River St built?
The year built for 71 River St is not in our records.
How does 71 River St compare to others on River St?
We track 5 other properties on River St. Browse the list under "Other properties on River St" to compare beds, baths, and sale history.
What are the property facts for 71 River St?
71 River St is a 4 bed, 3 bath, 3,096 sqft, 22,972 sqft lot single_family.
Is 71 River St a flip candidate?
No — 71 River St does not appear in our flips dataset.
Is 71 River St a tax-appeal candidate?
No — 71 River 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
-4.1%
Implied 1-yr
-16.3%
2026 Q3
$549.9K
2026 Q4
$519.4K
ZIP 01720 — Median Price History + Forecast
Explore nearby
Geography
Other properties on River St