273 Putnam Ave, Cambridge, MA 02139 Property Records

Middlesex County and Cambridge City property record for 273 Putnam Ave, Cambridge, MA 02139

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	1,248 sqft · built 1940
Lot Size	0.107 acres (4,665 sqft)
Owner	Individual Name on Record
Flood Zone	Zone X (minimal risk)
APN	`129-32`

Property Details

APN / Parcel Number

Primary APN	`129-32`
Alternative APN	`CAMB M:00129 L:00032`

Interior

Units	2 Units
Stories	2 Stories
Building Area	1,248 sqft Total Area
Gross Area	1,776 sqft
1st Floor Area	576 sqft

Exterior

Year Built	Built 1940
Effective Year Built	Effective 1940
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	4,665 sqft (0.107 acres)
Garage Type	Carport
Carport	Carport
Deck Area	Deck Area

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Gas

Location & Zoning

Street Address	273 PUTNAM AVE
City	CAMBRIDGE
State	MA
Zip	02139-3725
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	C-1
Legal Lot Number	32
Jurisdiction	CAMBRIDGE MA
Township / Civil Division	CAMBRIDGE
Census Block Group	1
Census Block	1012
Census Tract	359400

Owner

Source: Middlesex County and Cambridge City records, as of July 20, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on Record
Mailing Address	269 PUTNAM AVE, CAMBRIDGE, MA 02139-3878
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Record Updated	Sep 20, 2026

Tax Assessment & Valuation

Source: Middlesex County and Cambridge City assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
Municipality	Cambridge City
Unified School District	Cambridge School District (PK - 12)

Tax Bill & Assessment History

Year	Assessed Value	Assessed Market Value
2025	$930,100 (-0.98%) Land $781,000 Building $149,100	$1,707,815 (+36.56%)
2024	$939,300 Land $814,300 Building $125,000	$1,250,580

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 9 (5% premium discount)
Nearby Flood Policies	4 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	CAMBRIDGE WATER DEPARTMENT serves 118,214 people · EPA ID MA3049000
Water Source	Surface water
Last State Inspection	Jun 2023
Lead	8 ppb (2021–2023) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 536 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Verizon Fixed Wireless	1,000 / 75
Starry Fixed Wireless	500 / 200
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20