40 Brook St
Acton, MA 01720
3 bd 3 ba 3,893 sqft Built 1848 Lot 173,369 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 | $798,200 | $359,200 | $1,157,400 | $19,849 |
| 2024 | $768,400 | $359,200 | $1,127,600 | $18,797 |
| 2023 | $750,400 | $326,900 | $1,077,300 | $18,917 |
| 2022 | $683,600 | $284,500 | $968,100 | $18,830 |
| 2021 | $463,800 | $263,700 | $727,500 | $14,717 |
| 2020 | $545,400 | $263,700 | $809,100 | $15,567 |
| 2019 | $433,700 | $263,700 | $697,400 | $13,509 |
| 2018 | $402,000 | $263,700 | $665,700 | $12,901 |
| 2017 | $392,600 | $263,700 | $656,300 | $12,509 |
| 2016 | $388,800 | $263,700 | $652,500 | $12,548 |
| 2015 | $317,900 | $263,700 | $581,600 | $11,079 |
| 2013 | $297,600 | $263,700 | $561,300 | $10,721 |
| 2006 | $311,200 | $272,100 | $583,300 | $8,505 |
| 2005 | $304,900 | $236,900 | $541,800 | $7,482 |
| 2004 | $279,100 | $236,900 | $516,000 | $7,239 |
| 2003 | $273,300 | $214,500 | $487,800 | $6,610 |
Property facts
Year built
1848
Property type
single_family
Stories
—
Beds
3
Baths
3
Living area
3,893 sqft
Lot size
173,369 sqft
ZIP code
01720
City
Acton
Street
Brook St
Coordinates
42.49444, -71.41979
Comparable properties nearby
Frequently asked questions
When did 40 Brook St last sell?
No public-record sale is on file for 40 Brook St.
What is the current tax assessment for 40 Brook St?
The most recent total assessment for 40 Brook St (year 2025) is $1,157,400 with $19,849 in property tax.
When was 40 Brook St built?
40 Brook St was built in 1848.
How does 40 Brook St compare to others on Brook St?
We do not currently track other properties on Brook St.
What are the property facts for 40 Brook St?
40 Brook St is a 3 bed, 3 bath, 3,893 sqft, 173,369 sqft lot single_family.
Is 40 Brook St a flip candidate?
No — 40 Brook St does not appear in our flips dataset.
Is 40 Brook St a tax-appeal candidate?
No — 40 Brook 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
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Geography