400 K St
Boston, MA 02127
2 bd 1 ba 859 sqft Built 1890 Lot 859 sqft 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 | $595,600 | — | $595,600 | $6,897 |
| 2024 | $587,900 | — | $587,900 | $6,408 |
| 2023 | $576,000 | — | $576,000 | $6,186 |
| 2022 | $553,700 | — | $553,700 | $6,024 |
| 2021 | $542,900 | — | $542,900 | $5,793 |
| 2020 | $508,700 | — | $508,700 | $5,372 |
| 2019 | $441,500 | — | $441,500 | $4,653 |
| 2018 | $420,300 | — | $420,300 | $4,405 |
| 2017 | $392,900 | — | $392,900 | $4,161 |
| 2016 | $370,700 | — | $370,700 | $4,078 |
| 2015 | $361,600 | — | $361,600 | $4,379 |
| 2014 | $322,800 | — | $322,800 | $4,061 |
| 2006 | $231,100 | — | $231,100 | $2,570 |
| 2005 | $222,900 | — | $222,900 | $2,392 |
| 2004 | $202,400 | — | $202,400 | $2,054 |
| 2003 | $218,900 | — | $218,900 | $2,471 |
Property facts
Year built
1890
Property type
condos
Stories
2
Beds
2
Baths
1
Living area
859 sqft
Lot size
859 sqft
ZIP code
02127
City
Boston
Street
K St
Coordinates
42.33019, -71.03704
Comparable properties nearby
Frequently asked questions
When did 400 K St last sell?
No public-record sale is on file for 400 K St.
What is the current tax assessment for 400 K St?
The most recent total assessment for 400 K St (year 2025) is $595,600 with $6,897 in property tax.
When was 400 K St built?
400 K St was built in 1890.
How does 400 K St compare to others on K St?
We track 8 other properties on K St. Browse the list under "Other properties on K St" to compare beds, baths, and sale history.
What are the property facts for 400 K St?
400 K St is a 2 bed, 1 bath, 859 sqft, 859 sqft lot condos.
Is 400 K St a flip candidate?
No — 400 K St does not appear in our flips dataset.
Is 400 K St a tax-appeal candidate?
No — 400 K 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
-0.4%
Implied 1-yr
-1.7%
2026 Q3
$1.02M
2026 Q4
$1.01M
ZIP 02127 — Median Price History + Forecast
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Geography