9 Knowlton St
South Boston, MA 02127
2 bd 2 ba 801 sqft Built 1905 condo
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 20, 2022 | Sold | $695,000 | Public Record |
| Jun 12, 2019 | Sold | $620,000 | MLSPIN |
| May 29, 2019 | Relisted | $615,000 | MLSPIN |
| May 23, 2019 | Relisted | $615,000 | MLSPIN |
| Apr 9, 2019 | Listing removed | $1,250 | Avail |
| Apr 8, 2019 | Listed for rent | $1,250 | Avail |
| Apr 2, 2019 | Listed | $615,000 | MLSPIN |
| Dec 30, 2013 | Sold | $400,000 | MLSPIN |
| Nov 2, 2013 | Listed | $409,000 | MLSPIN |
| Aug 16, 2010 | Sold | $317,500 | MLSPIN |
| Jun 2, 2010 | Price changed | $329,000 | MLSPIN |
| May 7, 2010 | Price changed | $344,000 | MLSPIN |
| Apr 20, 2010 | Listed | $359,000 | MLSPIN |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $642,000 | — | $642,000 | $7,434 |
| 2024 | $621,100 | — | $621,100 | $6,770 |
| 2023 | $608,500 | — | $608,500 | $6,535 |
| 2022 | $584,900 | — | $584,900 | $6,364 |
| 2021 | $573,500 | — | $573,500 | $6,119 |
| 2020 | $537,200 | — | $537,200 | $5,673 |
| 2019 | $502,200 | — | $502,200 | $5,293 |
| 2018 | $478,200 | — | $478,200 | $5,012 |
| 2017 | $447,000 | — | $447,000 | $4,734 |
| 2016 | $421,700 | — | $421,700 | $4,639 |
| 2015 | $374,800 | — | $374,800 | $4,539 |
| 2014 | $334,600 | — | $334,600 | $4,209 |
Property facts
Year built
1905
Property type
condo
Stories
1
Beds
2
Baths
2
Living area
801 sqft
Lot size
—
ZIP code
02127
City
South Boston
Street
Knowlton St
Coordinates
42.33262, -71.04995
Comparable properties nearby
Frequently asked questions
When did 9 Knowlton St last sell?
No public-record sale is on file for 9 Knowlton St.
What is the current tax assessment for 9 Knowlton St?
The most recent total assessment for 9 Knowlton St (year 2025) is $642,000 with $7,434 in property tax.
When was 9 Knowlton St built?
9 Knowlton St was built in 1905.
How does 9 Knowlton St compare to others on Knowlton St?
We do not currently track other properties on Knowlton St.
What are the property facts for 9 Knowlton St?
9 Knowlton St is a 2 bed, 2 bath, 801 sqft condo.
Is 9 Knowlton St a flip candidate?
No — 9 Knowlton St does not appear in our flips dataset.
Is 9 Knowlton St a tax-appeal candidate?
No — 9 Knowlton 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