31 Mill St
Dorchester, MA 02122
7 bd 4 ba 3,704 sqft Built 1830 Lot 48,352 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 | $682,500 | $859,200 | $1,541,700 | $17,853 |
| 2024 | $456,200 | $765,700 | $1,221,900 | $13,319 |
| 2023 | $422,300 | $708,900 | $1,131,200 | $12,149 |
| 2022 | $391,000 | $656,400 | $1,047,400 | $11,396 |
| 2021 | $372,400 | $625,100 | $997,500 | $10,643 |
| 2020 | $366,100 | $600,500 | $966,600 | $10,207 |
| 2019 | $424,600 | $454,200 | $878,800 | $9,263 |
| 2018 | $374,900 | $454,200 | $829,100 | $8,689 |
| 2017 | $335,400 | $454,200 | $789,600 | $8,362 |
| 2016 | $277,300 | $454,200 | $731,500 | $8,047 |
| 2015 | $328,200 | $338,200 | $666,400 | $8,070 |
| 2014 | $257,000 | $338,200 | $595,200 | $7,488 |
| 2006 | $277,500 | $170,100 | $447,600 | $4,977 |
| 2005 | $237,500 | $170,100 | $407,600 | $4,374 |
| 2004 | $237,500 | $170,100 | $407,600 | $4,137 |
Property facts
Year built
1830
Property type
multi_family
Stories
2
Beds
7
Baths
4
Living area
3,704 sqft
Lot size
48,352 sqft
ZIP code
02122
City
Dorchester
Street
Mill St
Coordinates
42.29933, -71.05275
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 31 Mill St last sell?
No public-record sale is on file for 31 Mill St.
What is the current tax assessment for 31 Mill St?
The most recent total assessment for 31 Mill St (year 2025) is $1,541,700 with $17,853 in property tax.
When was 31 Mill St built?
31 Mill St was built in 1830.
How does 31 Mill St compare to others on Mill St?
We track 1 other property on Mill St. Browse the list under "Other properties on Mill St" to compare beds, baths, and sale history.
What are the property facts for 31 Mill St?
31 Mill St is a 7 bed, 4 bath, 3,704 sqft, 48,352 sqft lot multi_family.
Is 31 Mill St a flip candidate?
No — 31 Mill St does not appear in our flips dataset.
Is 31 Mill St a tax-appeal candidate?
No — 31 Mill 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
+0.1%
Implied 1-yr
+0.5%
2026 Q3
$726.2K
2026 Q4
$727K
ZIP 02122 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mill St