105 Union St
Boston, MA 02135
3 bd 1 ba 1,313 sqft Built 1910 Lot 1,313 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 | $537,900 | — | $537,900 | $6,229 |
| 2024 | $481,000 | — | $481,000 | $5,243 |
| 2023 | $481,000 | — | $481,000 | $5,166 |
| 2022 | $453,700 | — | $453,700 | $4,936 |
| 2021 | $453,700 | — | $453,700 | $4,841 |
| 2020 | $472,900 | — | $472,900 | $4,994 |
| 2019 | $463,700 | — | $463,700 | $4,887 |
| 2018 | $433,500 | — | $433,500 | $4,543 |
| 2017 | $401,400 | — | $401,400 | $4,251 |
| 2016 | $368,300 | — | $368,300 | $4,051 |
| 2015 | $340,900 | — | $340,900 | $4,128 |
| 2014 | $309,700 | — | $309,700 | $3,896 |
Property facts
Year built
1910
Property type
condos
Stories
—
Beds
3
Baths
1
Living area
1,313 sqft
Lot size
1,313 sqft
ZIP code
02135
City
Boston
Street
Union St
Coordinates
42.34614, -71.15177
Comparable properties nearby
Frequently asked questions
When did 105 Union St last sell?
No public-record sale is on file for 105 Union St.
What is the current tax assessment for 105 Union St?
The most recent total assessment for 105 Union St (year 2025) is $537,900 with $6,229 in property tax.
When was 105 Union St built?
105 Union St was built in 1910.
How does 105 Union St compare to others on Union St?
We track 6 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 105 Union St?
105 Union St is a 3 bed, 1 bath, 1,313 sqft, 1,313 sqft lot condos.
Is 105 Union St a flip candidate?
No — 105 Union St does not appear in our flips dataset.
Is 105 Union St a tax-appeal candidate?
No — 105 Union 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
+1.0%
Implied 1-yr
+3.9%
2026 Q3
$768.9K
2026 Q4
$775.9K
ZIP 02135 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St