As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$1,103,502
$173,779,800
Tax history for 285 3rd St
Year
Property tax
Land + Additions
Assessment*
2025
$1,103,502
$173,779,800
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 292
Heating & Cooling
Heating Type: Forced Air
Room Information
# of Rooms: 450
Exterior
Exterior Information
Physical Condition: Excellent
Property Information
Living Sq. Ft: 279,327
Gross Sq. Ft: 279,327
Ground Floor Sq. Ft: 279,327
# of Stories: 7
Lot Information
# of Buildings: 1
Land Sq. Ft: 142,930
Municipality Name: CAMBRIDGE
Acres: 3.2812
State Use Description: MIXED USE-PRIM RES & COMM
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 292
Baths: 292.0
Sq. Ft.: 279,327
Stories: 7.0
Lot Size: 3.28 acres
Style: Other
Year Built: 2008
Year Renovated: —
County: Middlesex County
APN: 572478S
Home facts updated by county records on Sep 10, 2026
Around this home
Schools
Kennedy-Longfellow School
Public PreK-5 • Assigned • 0.4mi
5/10
Vassal Lane Upper School
Public 6-8 • Assigned • 0.4mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Despite new zoning laws encouraging housing production, Cambridge remains a Seller's market driven by pent-up demand and a constant influx of buyers. Because it is a historic, built-out city, there is little new housing to replace existing...
properties, & true supply growth is severely constrained.
The Cambridge market is quite resilient. New zoning regulations now allow MF homes on traditional SF lots, as the City aims to boost housing supply & improve affordability. The high demand is consistently driven by the area's world-class healthcare,...
education, tech sectors, and high quality of life.