151 Walnut St, Somerville, MA 02145 Property Records

Middlesex County and Somerville City property record for 151 Walnut St, Somerville, MA 02145

Property Summary

Property Type	Duplex
Details	3 bd · 3.5 ba · 3,081 sqft · built 1890
Lot Size	0.155 acres (6,736 sqft)
Owner	Individual Name on File
Last Sale	$310,000 (Dec 1999)
Tax Bill	$14,221 (2026)
Deeds & Mortgages	Sep 2020 Refinance Jun 2019 Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`78-I-1`

Property Details

APN / Parcel Number

Primary APN	`78-I-1`
Alternative APNs	`SOME M:78 B:I L:1` `2030171`

Interior

Bedrooms	3 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	9 Rooms
Units	2 Units
Stories	3 Stories
Building Area	3,081 sqft Living Area
Gross Area	5,014 sqft
Basement Area	1,232 sqft
Unfinished Basement	1,232 sqft

Exterior

Year Built	Built 1890
Effective Year Built	Effective 1890
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Roof Type	Gable
Roof Material	Asphalt
Lot Area	6,736 sqft (0.155 acres)

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Gas

Location & Zoning

Account Number	2030171
Street Address	151 WALNUT ST
City	SOMERVILLE
State	MA
Zip	02145-2943
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	NR
Legal Block	I
Legal Lot Number	1
Jurisdiction	SOMERVILLE MA
Township / Civil Division	SOMERVILLE
Census Block Group	1
Census Block	1002
Census Tract	350201

Owner

151 Walnut St, a duplex, is owned and occupied by an individual who bought it in December 1999.

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

Owner of Record	Individual Name on File
Mailing Address	151 WALNUT ST, SOMERVILLE, MA 02145-2943
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

Date	Document
Sep 29, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance GUARANTEED RATE INC
Jun 15, 2019	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 21, 1999 · Amount on File
Deed Sale	Dec 21, 1999 · Amount on File
Prior Sale	May 11, 1995 · Amount on File
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SOMERVILLE MA
Property Address	151 WALNUT ST, SOMERVILLE, MA 02145-2943
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	75740-352
Date	Sep 29, 2020
Book Page	75740/352
Instrument	173019

Lender

Name	GUARANTEED RATE INC
Type	Non-Lending Institution

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	181 Months
Due	Oct 1, 2035

June 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SOMERVILLE MA
Property Address	151 WALNUT ST, SOMERVILLE, MA 02145-2943
Document Number	72831-52
Instrument Date	Jun 15, 2019
Transaction Type	Mortgage
Record Updated	Jul 16, 2019
Title Company	NOT AVAILABLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	151 WALNUT ST SOMERVILLE MA 021452943, SOMERVILLE, MA 02145-2943

Mortgage

Document Number	72831-52
Date	Jun 26, 2019
Book Page	072831/000052
Instrument	89210

Lender

Name	BANK OF AMERICA
Type	Bank

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	360 Months
Due	Jun 25, 2049

Interest

Rate Type	Adjustable Rate

Tax Assessment & Valuation

The 2026 property tax bill for 151 Walnut St was $14,221, up 8.6% 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	$14,221.00 (+8.63%)	$1,295,200 (+7.94%) Land $514,100 Building $781,100	$1,090,290
2025	$13,091.00 (+6.43%)	$1,199,900 (+2.63%) Land $489,600 Building $710,300
2024	$12,300.00 (+2.29%)	$1,169,200 (+0.53%) Land $489,600 Building $679,600
2023	$12,025.00	$1,163,000 Land $489,600 Building $673,400

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

Flood

FEMA maps place 151 Walnut St 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 151 Walnut St 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 1,104 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
Astound Broadband Cable	1,500 / 50
Netafy Fixed Wireless	641 / 143
AT&T Fixed Wireless	100 / 20

May also be available: Starry, T-Mobile, Verizon.

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