3 Key St
Millis, MA 02054
2 bd 2 ba 1,414 sqft Built 1984 condos
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 | $333,800 | — | $333,800 | $5,474 |
| 2024 | $330,900 | — | $330,900 | $5,433 |
| 2023 | $279,500 | — | $279,500 | $4,888 |
| 2022 | $255,500 | — | $255,500 | $4,824 |
| 2021 | $240,500 | — | $240,500 | $4,719 |
| 2020 | $200,300 | — | $200,300 | $4,034 |
| 2019 | $201,400 | — | $201,400 | $3,766 |
| 2018 | $201,400 | — | $201,400 | $3,629 |
| 2017 | $195,000 | — | $195,000 | $3,592 |
| 2016 | $187,700 | — | $187,700 | $3,273 |
| 2015 | $187,700 | — | $187,700 | $3,191 |
| 2014 | $183,000 | — | $183,000 | $3,122 |
| 2006 | $203,100 | — | $203,100 | $2,336 |
| 2005 | $193,300 | — | $193,300 | $2,242 |
| 2003 | $130,800 | — | $130,800 | $2,027 |
Property facts
Year built
1984
Property type
condos
Stories
2
Beds
2
Baths
2
Living area
1,414 sqft
Lot size
—
ZIP code
02054
City
Millis
Street
Key St
Coordinates
42.17764, -71.36534
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 3 Key St last sell?
No public-record sale is on file for 3 Key St.
What is the current tax assessment for 3 Key St?
The most recent total assessment for 3 Key St (year 2025) is $333,800 with $5,474 in property tax.
When was 3 Key St built?
3 Key St was built in 1984.
How does 3 Key St compare to others on Key St?
We track 8 other properties on Key St. Browse the list under "Other properties on Key St" to compare beds, baths, and sale history.
What are the property facts for 3 Key St?
3 Key St is a 2 bed, 2 bath, 1,414 sqft condos.
Is 3 Key St a flip candidate?
No — 3 Key St does not appear in our flips dataset.
Is 3 Key St a tax-appeal candidate?
No — 3 Key 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
+0.7%
Implied 1-yr
+2.8%
2026 Q3
$740.5K
2026 Q4
$745.3K