20 Louisburg Sq
Boston, MA 02108
6 bd 8 ba 7,610 sqft Built 1838 Lot 2,316 sqft single_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 | $6,560,100 | $6,234,200 | $12,794,300 | $148,158 |
| 2024 | $7,486,400 | $6,701,400 | $14,187,800 | $154,647 |
| 2023 | $7,486,400 | $6,701,400 | $14,187,800 | $152,377 |
| 2022 | $7,015,700 | $6,382,300 | $13,398,000 | $145,770 |
| 2021 | $6,878,100 | $6,257,200 | $13,135,300 | $140,154 |
| 2020 | $7,581,000 | $4,735,300 | $12,316,300 | $130,060 |
| 2019 | $7,863,500 | $3,865,500 | $11,729,000 | $123,624 |
| 2018 | $7,100,300 | $3,865,500 | $10,965,800 | $114,922 |
| 2017 | $6,453,100 | $3,865,500 | $10,318,600 | $109,274 |
| 2016 | $6,061,000 | $3,865,500 | $9,926,500 | $109,192 |
| 2015 | $6,411,700 | $3,131,800 | $9,543,500 | $115,572 |
| 2014 | $5,063,620 | $2,662,030 | $7,725,650 | $97,189 |
| 2006 | $5,126,800 | $588,400 | $5,715,200 | $63,553 |
| 2005 | $4,998,000 | $588,400 | $5,586,400 | $59,942 |
| 2004 | $4,784,200 | $588,400 | $5,372,600 | $54,532 |
| 2003 | $3,142,700 | $545,400 | $3,688,100 | $41,639 |
Property facts
Year built
1838
Property type
single_family
Stories
—
Beds
6
Baths
8
Living area
7,610 sqft
Lot size
2,316 sqft
ZIP code
02108
City
Boston
Street
Louisburg Sq
Coordinates
42.35867, -71.06920
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 20 Louisburg Sq last sell?
No public-record sale is on file for 20 Louisburg Sq.
What is the current tax assessment for 20 Louisburg Sq?
The most recent total assessment for 20 Louisburg Sq (year 2025) is $12,794,300 with $148,158 in property tax.
When was 20 Louisburg Sq built?
20 Louisburg Sq was built in 1838.
How does 20 Louisburg Sq compare to others on Louisburg Sq?
We track 2 other properties on Louisburg Sq. Browse the list under "Other properties on Louisburg Sq" to compare beds, baths, and sale history.
What are the property facts for 20 Louisburg Sq?
20 Louisburg Sq is a 6 bed, 8 bath, 7,610 sqft, 2,316 sqft lot single_family.
Is 20 Louisburg Sq a flip candidate?
No — 20 Louisburg Sq does not appear in our flips dataset.
Is 20 Louisburg Sq a tax-appeal candidate?
No — 20 Louisburg 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
+9.6%
Implied 1-yr
+38.5%
2026 Q3
$7.5M
2026 Q4
$7.5M
ZIP 02108 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Louisburg Sq