40 Stone Ave, Somerville, MA 02143 Property Records

Middlesex County and Somerville City property record for 40 Stone Ave, Somerville, MA 02143

Property Summary

Property Type	Duplex
Details	6 bd · 2 ba · 2,806 sqft · built 1900
Lot Size	0.068 acres (2,972 sqft)
Owner	Individual Name on File
Last Sale	$1,260,000 (Mar 2021)
Tax Bill	$12,654 (2026)
Deeds & Mortgages	Mar 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`73-D-7`

Property Details

APN / Parcel Number

Primary APN	`73-D-7`
Alternative APNs	`SOME M:73 B:D L:7` `4186071`

Interior

Bedrooms	6 Beds
Full Baths	2 Baths
Total Rooms	12 Rooms
Units	2 Units
Stories	3 Stories
Building Area	2,806 sqft Living Area
Gross Area	4,599 sqft
Basement Area	1,091 sqft
Unfinished Basement	1,091 sqft

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1900
Architectural Style	Duplex Single
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Slate
Lot Area	2,972 sqft (0.068 acres)
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	4186071
Street Address	40 STONE AVE
City	SOMERVILLE
State	MA
Zip	02143-3006
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	NR
Legal Block	D
Legal Lot Number	7
Jurisdiction	SOMERVILLE MA
Township / Civil Division	SOMERVILLE
Census Block Group	2
Census Block	2010
Census Tract	351300

Owner

40 Stone Ave, a duplex, is owned and occupied by an individual who bought it in March 2021.

Source: Middlesex County and Somerville City records, as of October 20, 2026

Owner of Record	Individual Name on File
Mailing Address	40 STONE AVE, SOMERVILLE, MA 02143-3006
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Mar 29, 2021 · Amount on File
Deed Sale	Mar 29, 2021 · Amount on File
Deed Document Number	202168517
Deed Book / Page	77348 / 295
Prior Transfer Date	Mar 26, 2021
Prior Transfer Doc	77348-295
Record Updated	Oct 29, 2026

March 2021: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SOMERVILLE MA
Recording Date	Mar 29, 2021
Property Address	40 STONE AVE, SOMERVILLE, MA 02143-3006
Document Number	77348-295
Book / Page	77348 / 295
Instrument Date	Mar 26, 2021
Instrument	68517
Transaction Type	Transfer
Record Updated	May 12, 2021

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	38 STONE AVE # 40, 40, SOMERVILLE, MA 02143-3006

Mortgage

Document Number	68518
Date	Mar 29, 2021
Instrument	68518

Lender

Name	AMERISAVE MORTGAGE CORP

Agreement

Type	Stand-Alone First Mortgage
Amount	Amount on Record

Tax Assessment & Valuation

The 2026 property tax bill for 40 Stone Ave was $12,654, up 5.4% from the year before.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2026	$12,654.00 (+5.41%)	$1,152,500 (+4.73%) Land $584,700 Building $567,800	$1,279,639
2025	$12,005.00 (+4.63%)	$1,100,400 (+0.89%) Land $556,800 Building $543,600
2024	$11,474.00 (+5.26%)	$1,090,700 (+3.45%) Land $556,800 Building $533,900
2023	$10,901.00	$1,054,300 Land $556,800 Building $497,500

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

Flood

FEMA maps place 40 Stone Ave in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective September 10, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

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

Wildfire

The area around 40 Stone Ave has no burnable land within ember reach, so its wildfire risk is not rated.

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	SOMERVILLE WATER DEPT. (MWRA) serves 81,045 people · EPA ID MA3274000
Water Source	Purchased surface water from MWRA
Last State Inspection	Oct 2025
Lead	4 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Lead service line replacement currently in violation since Nov 2019
Monitoring and Reporting	1 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 1,045 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 2,000
Astound Broadband Cable · Fiber in parts of the area	1,500 / 50
Verizon Fixed Wireless	1,000 / 75
Netafy Fixed Wireless	641 / 143
AT&T Fixed Wireless	100 / 20
T-Mobile Fixed Wireless	100 / 20

May also be available: Starry.

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