12 Monument Sq
Boston, MA 02129
1 bd 1 ba 756 sqft Built 1895 condo_townhome_rowhome_coop
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 | $618,700 | — | $618,700 | $7,165 |
| 2024 | $594,700 | — | $594,700 | $6,482 |
| 2023 | $565,900 | — | $565,900 | $6,078 |
| 2022 | $544,000 | — | $544,000 | $5,919 |
| 2021 | $533,400 | — | $533,400 | $5,691 |
| 2020 | $501,900 | — | $501,900 | $5,300 |
| 2019 | $468,900 | — | $468,900 | $4,942 |
| 2018 | $446,600 | — | $446,600 | $4,680 |
| 2017 | $433,400 | — | $433,400 | $4,590 |
| 2016 | $412,800 | — | $412,800 | $4,541 |
| 2015 | $377,600 | — | $377,600 | $4,573 |
| 2014 | $336,200 | — | $336,200 | $4,229 |
| 2006 | $362,300 | — | $362,300 | $4,029 |
| 2005 | $336,000 | — | $336,000 | $3,605 |
| 2004 | $336,000 | — | $336,000 | $3,410 |
Property facts
Year built
1895
Property type
condo_townhome_rowhome_coop
Stories
—
Beds
1
Baths
1
Living area
756 sqft
Lot size
—
ZIP code
02129
City
Boston
Street
Monument Sq
Coordinates
42.37641, -71.05960
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 12 Monument Sq last sell?
No public-record sale is on file for 12 Monument Sq.
What is the current tax assessment for 12 Monument Sq?
The most recent total assessment for 12 Monument Sq (year 2025) is $618,700 with $7,165 in property tax.
When was 12 Monument Sq built?
12 Monument Sq was built in 1895.
How does 12 Monument Sq compare to others on Monument Sq?
We track 8 other properties on Monument Sq. Browse the list under "Other properties on Monument Sq" to compare beds, baths, and sale history.
What are the property facts for 12 Monument Sq?
12 Monument Sq is a 1 bed, 1 bath, 756 sqft condo_townhome_rowhome_coop.
Is 12 Monument Sq a flip candidate?
No — 12 Monument Sq does not appear in our flips dataset.
Is 12 Monument Sq a tax-appeal candidate?
No — 12 Monument Sq is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.0%
Implied 1-yr
-8.2%
2026 Q3
$977.9K
2026 Q4
$954.8K
ZIP 02129 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Monument Sq