18 Union Park
Boston, MA 02118
7 bd 5 ba 5,620 sqft Built 1890 Lot 2,304 sqft multi_family
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 | $4,726,000 | $1,188,500 | $5,914,500 | $68,490 |
| 2024 | $3,651,800 | $955,200 | $4,607,000 | $50,216 |
| 2023 | $1,826,800 | $574,100 | $2,400,900 | $25,786 |
| 2022 | $3,248,600 | $1,073,200 | $4,321,800 | $47,021 |
| 2021 | $3,154,000 | $1,041,900 | $4,195,900 | $44,770 |
| 2020 | $2,423,100 | $1,165,600 | $3,588,700 | $37,897 |
| 2019 | $2,224,284 | $776,756 | $3,001,040 | $31,631 |
| 2018 | $1,984,770 | $759,870 | $2,744,640 | $28,764 |
| 2017 | $1,940,302 | $827,414 | $2,767,716 | $29,310 |
| 2016 | $1,714,000 | $844,700 | $2,558,700 | $28,146 |
| 2015 | $1,686,000 | $494,000 | $2,180,000 | $26,400 |
| 2014 | $1,342,300 | $490,900 | $1,833,200 | $23,062 |
| 2006 | $1,323,100 | $235,600 | $1,558,700 | $17,333 |
| 2005 | $1,247,700 | $235,600 | $1,483,300 | $15,916 |
| 2004 | $1,150,600 | $235,600 | $1,386,200 | $14,070 |
| 2003 | $724,400 | $198,100 | $922,500 | $10,415 |
Property facts
Year built
1890
Property type
multi_family
Stories
4
Beds
7
Baths
5
Living area
5,620 sqft
Lot size
2,304 sqft
ZIP code
02118
City
Boston
Street
Union Park
Coordinates
42.34244, -71.07148
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 18 Union Park last sell?
No public-record sale is on file for 18 Union Park.
What is the current tax assessment for 18 Union Park?
The most recent total assessment for 18 Union Park (year 2025) is $5,914,500 with $68,490 in property tax.
When was 18 Union Park built?
18 Union Park was built in 1890.
How does 18 Union Park compare to others on Union Park?
We track 8 other properties on Union Park. Browse the list under "Other properties on Union Park" to compare beds, baths, and sale history.
What are the property facts for 18 Union Park?
18 Union Park is a 7 bed, 5 bath, 5,620 sqft, 2,304 sqft lot multi_family.
Is 18 Union Park a flip candidate?
No — 18 Union Park does not appear in our flips dataset.
Is 18 Union Park a tax-appeal candidate?
No — 18 Union Park is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.6%
Implied 1-yr
+10.5%
2026 Q3
$2.1M
2026 Q4
$2.15M
ZIP 02118 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union Park