12 Maple Ave, Cambridge, MA 02139 Property Records

Middlesex County and Cambridge City property record for 12 Maple Ave, Cambridge, MA 02139

Property Summary

Property Type	Duplex
Details	6 bd · 5 ba · 4,382 sqft · built 1900
Lot Size	0.167 acres (7,282 sqft)
Owner	Individual Name on Record
Tax Bill	$26,210 (2025)
Deeds & Mortgages	May 2026 Line of Credit May 2021 Refinance
Flood Zone	Zone X (minimal risk)
APN	`113-65`

Property Details

APN / Parcel Number

Primary APN	`113-65`
Alternative APN	`CAMB M:00113 L:00065`

Interior

Bedrooms	6 Beds
Full Baths	5 Baths
Total Rooms	14 Rooms
Units	2 Units
Stories	2 Stories
Building Area	4,382 sqft Living Area
Gross Area	8,348 sqft
1st Floor Area	1,953 sqft
Attic	Attic
Attic Area	1,905 sqft
Basement Area	1,953 sqft
Unfinished Basement	1,053 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace
Central Vacuum	Central Vacuum

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Colonial
Exterior Material	Wood Siding
Construction Type	Brick
Roof Type	Hip
Roof Material	Asphalt
Lot Area	7,282 sqft (0.167 acres)
Garage Type	Covered
Parking Spaces	4 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Street Address	12 MAPLE AVE
City	CAMBRIDGE
State	MA
Zip	02139-1278
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	B
Legal Lot Number	65
Jurisdiction	CAMBRIDGE MA
Township / Civil Division	CAMBRIDGE
Census Block Group	2
Census Block	2003
Census Tract	352900

Owner

Source: Middlesex County and Cambridge City records, as of October 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	12 MAPLE AVE, CAMBRIDGE, MA 02139-1278
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
May 27, 2026	Deed of Trust, Mortgage · Line of Credit CITIZENS BANK
May 10, 2021	Deed of Trust, Mortgage · Stand-Alone Refinance FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Nov 7, 2008
Deed Sale	Nov 7, 2008
Deed Document Number	2008180693
Deed Book / Page	51876 / 113
Record Updated	Oct 29, 2026

May 2026: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CAMBRIDGE MA
Recording Date	May 27, 2026
Property Address	12 MAPLE AVE, CAMBRIDGE, MA 02139-1278
Document Number	0085647-56
Book / Page	85647 / 56
Instrument Date	May 6, 2026
Instrument	202660889
Transaction Type	Mortgage
Record Updated	Jul 12, 2026

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	12 MAPLE AVE, CAMBRIDGE, MA 02139-1278

Mortgage

Document Number	0000060889,
Date	May 27, 2026
Book Page	85647/56
Instrument	202660889

Lender

Name	CITIZENS BANK

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	301 Months
Due	Jun 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	6.37%
Initial Type	Adjustable Rate
Max Rate	-1%

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CAMBRIDGE MA
Property Address	12 MAPLE AVE, CAMBRIDGE, MA 02139-1278
Transaction Type	Mortgage
Record Updated	Oct 31, 2025

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	077729-113
Date	May 10, 2021
Book Page	77729/113
Instrument	105502

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2051

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	Tax Bill	Assessed Value	Assessed Market Value
2025	$26,210.00 (+9.34%)	$4,127,500 (+1.94%) Land $1,400,500 Building $2,727,000	$2,605,688
2024	$23,971.00 (+9.69%)	$4,049,100 (+8.58%) Land $1,460,300 Building $2,588,800
2023	$21,853.00	$3,729,100 Land $1,487,800 Building $2,241,300

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	2 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 1,046 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable · Fiber in parts of the area	2,000 / 2,000
Verizon Fixed Wireless · Fiber in parts of the area	1,000 / 75
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, Netafy, Starry.

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