6 Key St
Millis, MA 02054
2 bd 2 ba 1,300 sqft Built 1984 condo_townhome_rowhome_coop
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 | $324,700 | — | $324,700 | $5,325 |
| 2024 | $321,800 | — | $321,800 | $5,284 |
| 2023 | $271,400 | — | $271,400 | $4,747 |
| 2022 | $247,800 | — | $247,800 | $4,678 |
| 2021 | $232,800 | — | $232,800 | $4,568 |
| 2020 | $193,500 | — | $193,500 | $3,897 |
| 2019 | $194,500 | — | $194,500 | $3,637 |
| 2018 | $194,500 | — | $194,500 | $3,505 |
| 2017 | $185,600 | — | $185,600 | $3,419 |
| 2016 | $178,400 | — | $178,400 | $3,111 |
| 2015 | $178,400 | — | $178,400 | $3,033 |
| 2014 | $171,300 | — | $171,300 | $2,922 |
| 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
condo_townhome_rowhome_coop
Stories
—
Beds
2
Baths
2
Living area
1,300 sqft
Lot size
—
ZIP code
02054
City
Millis
Street
Key St
Coordinates
42.17836, -71.36470
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 6 Key St last sell?
No public-record sale is on file for 6 Key St.
What is the current tax assessment for 6 Key St?
The most recent total assessment for 6 Key St (year 2025) is $324,700 with $5,325 in property tax.
When was 6 Key St built?
6 Key St was built in 1984.
How does 6 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 6 Key St?
6 Key St is a 2 bed, 2 bath, 1,300 sqft condo_townhome_rowhome_coop.
Is 6 Key St a flip candidate?
No — 6 Key St does not appear in our flips dataset.
Is 6 Key St a tax-appeal candidate?
No — 6 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
-1.2%
Implied 1-yr
-5.0%
2026 Q3
$697.6K
2026 Q4
$688.1K