20 Mill St
Hopkinton, MA 01748
4 bd 4 ba 3,479 sqft Built 2014 Lot 98,446 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 | $839,300 | $319,700 | $1,159,000 | $16,435 |
| 2024 | $671,900 | $304,900 | $976,800 | $14,271 |
| 2023 | $624,600 | $269,200 | $893,800 | $14,131 |
| 2022 | $570,000 | $245,600 | $815,600 | $13,890 |
| 2021 | $550,900 | $238,700 | $789,600 | $13,486 |
| 2020 | $532,400 | $233,400 | $765,800 | $12,881 |
| 2019 | $524,100 | $229,100 | $753,200 | $12,932 |
| 2018 | $508,500 | $218,600 | $727,100 | $12,288 |
| 2017 | $492,400 | $212,800 | $705,200 | $11,847 |
| 2016 | $414,300 | $208,600 | $622,900 | $10,608 |
| 2015 | $382,100 | $203,000 | $585,100 | $10,508 |
| 2014 | — | $203,000 | $203,000 | $3,579 |
| 2006 | — | $216,900 | $216,900 | $2,705 |
Property facts
Year built
2014
Property type
single_family
Stories
—
Beds
4
Baths
4
Living area
3,479 sqft
Lot size
98,446 sqft
ZIP code
01748
City
Hopkinton
Street
Mill St
Coordinates
42.21671, -71.48810
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 20 Mill St last sell?
No public-record sale is on file for 20 Mill St.
What is the current tax assessment for 20 Mill St?
The most recent total assessment for 20 Mill St (year 2025) is $1,159,000 with $16,435 in property tax.
When was 20 Mill St built?
20 Mill St was built in 2014.
How does 20 Mill St compare to others on Mill St?
We track 8 other properties 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 20 Mill St?
20 Mill St is a 4 bed, 4 bath, 3,479 sqft, 98,446 sqft lot single_family.
Is 20 Mill St a flip candidate?
No — 20 Mill St does not appear in our flips dataset.
Is 20 Mill St a tax-appeal candidate?
No — 20 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
+1.4%
Implied 1-yr
+5.6%
2026 Q3
$1.2M
2026 Q4
$1.21M
ZIP 01748 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mill St