40 Bow St, Cambridge, MA 02138 Property Records

Middlesex County and Cambridge City property record for 40 Bow St, Cambridge, MA 02138 · Last verified April 2026

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	6,300 sqft · built 1890
Lot Size	0.037 acres (1,597 sqft)
Owner	Company Name on File
Last Sale	$295,000 (Jan 2013)
Deeds & Mortgages	Feb 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`133-11`

Property Details

APN / Parcel Number

Primary APN	`133-11`
Alternative APN	`CAMB M:00133 L:00011`

Interior

Units	3 Units
Stories	4 Stories
Building Area	6,300 sqft Total Area
Gross Area	7,875 sqft
1st Floor Area	1,575 sqft
Basement Area	1,575 sqft
Unfinished Basement	1,575 sqft

Exterior

Year Built	Built 1890
Effective Year Built	Effective 1890
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Flat
Roof Material	Other
Lot Area	1,597 sqft (0.037 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Street Address	40 BOW ST
City	CAMBRIDGE
State	MA
Zip	02138-5001
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Legal Lot Number	11
Jurisdiction	CAMBRIDGE MA
Township / Civil Division	CAMBRIDGE
Census Block Group	3
Census Block	3000
Census Tract	353900

Owner

Source: Middlesex County and Cambridge City records · APN 133-11

Assessment roll updated April 14, 2026 · Last verified April 2026

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

Owner of Record	Company Name on File
Mailing Address	1188 CENTRE ST, NEWTON CENTER, MA 02459-1556
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jan 31, 2013 · Amount on Record
Deed Sale	Jan 31, 2013 · Amount on Record
Deed Document Number	20132
Deed Book / Page	61105 / 584
Record Updated	Jun 08, 2026

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CAMBRIDGE MA
Property Address	40 BOW ST, CAMBRIDGE, MA 02138-5001
Transaction Type	Mortgage
Record Updated	Feb 05, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	70645-406
Date	Feb 20, 2018
Book Page	70645/406
Instrument	23556

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

Source: Middlesex County and Cambridge City records · Assessment roll updated April 14, 2026 · Last verified April 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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Assessed Value
2025	$4,665,000 (-7.35%) Land $1,198,700 Building $3,466,300
2024	$5,034,900 (+1.6%) Land $1,552,000 Building $3,482,900
2023	$4,955,800 Land $1,552,000 Building $3,403,800

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Middlesex County (25017C), updated September 10, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Flood Hazard	Minimal
500-Year Floodplain	No
Special Flood Hazard Area	No

Wildfire

Wildfire Risk	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Historic Designation

Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026

Historic District	Within the Harvard Square Historic District (Boundary Increase) listed 1988 · 108 contributing resources · NRIS 86003654

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.