99 Sumner St
Boston, MA 02128
1 bd 1 ba 445 sqft Built 2021 condos
Most recent sale
$489,900
Feb 23, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 1, 2025 | Listing removed | $499,000 | MLSPIN |
| Apr 10, 2025 | Relisted | $499,000 | MLSPIN |
| Apr 3, 2025 | Listing removed | $505,000 | MLSPIN |
| Feb 12, 2025 | Price changed | $505,000 | MLSPIN |
| Jan 3, 2025 | Relisted | $510,000 | MLSPIN |
| Jan 1, 2025 | Listing removed | $510,000 | MLSPIN |
| Jul 1, 2024 | Price changed | $510,000 | MLSPIN |
| Jun 6, 2024 | Listed | $535,000 | MLSPIN |
| Oct 14, 2022 | Listing removed | $554,000 | MLSPIN |
| Sep 7, 2022 | Listed | $554,000 | MLS #73033079 |
| Aug 13, 2022 | Listing removed | $484,900 | MLSPIN |
| Feb 23, 2022 | Sold | $489,900 | MLS #72931372 |
| Jan 5, 2022 | Listed | $484,900 | MLS #72931372 |
| Sep 16, 2021 | Listed | $484,900 | MLS #72871946 |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $472,900 | — | $472,900 | $5,476 |
| 2024 | $453,300 | — | $453,300 | $4,941 |
| 2023 | $444,200 | — | $444,200 | $4,771 |
Property facts
Year built
2021
Property type
condos
Stories
—
Beds
1
Baths
1
Living area
445 sqft
Lot size
—
ZIP code
02128
City
Boston
Street
Sumner St
Coordinates
42.36850, -71.04336
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$2,939
Gross rental yield
7.20%
Implied cap rate
4.68%
Trend-extrapolated value
—
Frequently asked questions
When did 99 Sumner St last sell?
99 Sumner St most recently sold on Feb 23, 2022 for $489,900.
What is the current tax assessment for 99 Sumner St?
The most recent total assessment for 99 Sumner St (year 2025) is $472,900 with $5,476 in property tax.
How does 99 Sumner St's assessment compare to its last sale price?
The current assessment is 3.5% below the last sale price of $489,900.
When was 99 Sumner St built?
99 Sumner St was built in 2021.
How does 99 Sumner St compare to others on Sumner St?
We track 8 other properties on Sumner St. Browse the list under "Other properties on Sumner St" to compare beds, baths, and sale history.
What are the property facts for 99 Sumner St?
99 Sumner St is a 1 bed, 1 bath, 445 sqft condos.
Is 99 Sumner St a flip candidate?
No — 99 Sumner St does not appear in our flips dataset.
Is 99 Sumner St a tax-appeal candidate?
No — 99 Sumner 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
+0.2%
Implied 1-yr
+0.7%
2026 Q3
$735.9K
2026 Q4
$737.1K
ZIP 02128 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Sumner St