21 Warren St
Waltham, MA 02453
2 bd 1 ba 724 sqft Built 1982 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 | $400,200 | — | $400,200 | $3,930 |
| 2024 | $366,600 | — | $366,600 | $3,534 |
| 2023 | $352,500 | — | $352,500 | $3,638 |
| 2022 | $342,800 | — | $342,800 | $3,819 |
| 2021 | $349,400 | — | $349,400 | $3,955 |
| 2020 | $299,000 | — | $299,000 | $3,573 |
| 2019 | $276,900 | — | $276,900 | $3,506 |
| 2018 | $247,100 | — | $247,100 | $3,116 |
| 2017 | $247,100 | — | $247,100 | $3,104 |
| 2016 | $219,400 | — | $219,400 | $2,685 |
| 2015 | $198,900 | — | $198,900 | $2,612 |
| 2013 | $181,500 | — | $181,500 | $2,448 |
| 2006 | $229,300 | — | $229,300 | $2,369 |
| 2005 | $209,000 | — | $209,000 | $2,067 |
| 2004 | $195,100 | — | $195,100 | $1,797 |
| 2003 | $171,900 | — | $171,900 | $1,662 |
Property facts
Year built
1982
Property type
condos
Stories
3
Beds
2
Baths
1
Living area
724 sqft
Lot size
—
ZIP code
02453
City
Waltham
Street
Warren St
Coordinates
42.37498, -71.20858
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Warren St last sell?
No public-record sale is on file for 21 Warren St.
What is the current tax assessment for 21 Warren St?
The most recent total assessment for 21 Warren St (year 2025) is $400,200 with $3,930 in property tax.
When was 21 Warren St built?
21 Warren St was built in 1982.
How does 21 Warren St compare to others on Warren St?
We track 8 other properties on Warren St. Browse the list under "Other properties on Warren St" to compare beds, baths, and sale history.
What are the property facts for 21 Warren St?
21 Warren St is a 2 bed, 1 bath, 724 sqft condos.
Is 21 Warren St a flip candidate?
No — 21 Warren St does not appear in our flips dataset.
Is 21 Warren St a tax-appeal candidate?
No — 21 Warren 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
+1.7%
Implied 1-yr
+6.9%
2026 Q3
$1.08M
2026 Q4
$1.1M
ZIP 02453 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Warren St