15 Walnut St, Belmont, MA 02478 Property Records

Middlesex County and Belmont Town property record for 15 Walnut St, Belmont, MA 02478

Property Summary

Property Type	Duplex
Details	4 bd · 2 ba · 2,056 sqft · built 1918
Lot Size	0.116 acres (5,040 sqft)
Owner	2 Individual Names on File
Last Sale	$614,000 (Apr 2017)
Tax Bill	$8,896 (2025)
Deeds & Mortgages	Oct 2020 Refinance Oct 2017 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`BELM M:14 P:000172 S`

Property Details

APN / Parcel Number

Primary APN	`BELM M:14 P:000172 S`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	10 Rooms
Units	2 Units
Stories	2 Stories
Building Area	2,056 sqft Living Area
Gross Area	3,555 sqft
1st Floor Area	964 sqft
Basement Area	1,008 sqft
Unfinished Basement	704 sqft

Exterior

Year Built	Built 1918
Effective Year Built	Effective 1918
Architectural Style	Other
Exterior Material	Aluminum/Vinyl
Construction Type	Frame
Roof Type	Gable
Roof Material	Asphalt
Lot Area	5,040 sqft (0.116 acres)
Garage Type	Attached

Utilities, Heating & Cooling

Heating System	Hot Water
Heating Fuel	Oil

Location & Zoning

Street Address	15 WALNUT ST
City	BELMONT
State	MA
Zip	02478-1826
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R
Jurisdiction	BELMONT MA
Township / Civil Division	BELMONT
Census Block Group	1
Census Block	1002
Census Tract	357600

Owner

15 Walnut St, a duplex, is owned and occupied by two individuals who bought it in April 2017.

Source: Middlesex County and Belmont Town records, as of October 20, 2026

Owner of Record	2 Individual Names on File
Mailing Address	15 WALNUT ST, BELMONT, MA 02478-1826
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Husband and Wife

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
Oct 19, 2020	Deed of Trust, Mortgage · Stand-Alone Refinance ARVEST BANK
Oct 17, 2017	Deed of Trust, Mortgage ARVEST BANK
Apr 18, 2017	Quit Claim Deed, Transfer · Conventional Mortgage GUARANTEED RATE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Apr 18, 2017 · Amount on File
Deed Sale	Apr 18, 2017 · Amount on File
Prior Sale	Oct 13, 2015
Deed Book / Page	69155 / 46
Transfer Doc	0069155-46
Record Updated	Oct 29, 2026

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BELMONT MA
Property Address	15 WALNUT ST, BELMONT, MA 02478-1826
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	75910-345
Date	Oct 19, 2020
Book Page	75910/345
Instrument	189181

Lender

Name	ARVEST BANK
Type	Bank

Agreement

Type	Stand-Alone Refinance
Amount	Amount on Record
Term	361 Months
Due	Nov 1, 2050

October 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	BELMONT MA
Property Address	15 WALNUT ST, BELMONT, MA 02478-1826
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	70089-137
Date	Oct 17, 2017
Book Page	70089/137
Instrument	168226

Lender

Name	ARVEST BANK
Type	Bank

Agreement

Amount	Amount on Record
Term	360 Months
Due	Oct 1, 2047

April 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	BELMONT MA
Recording Date	Apr 18, 2017
Property Address	15 WALNUT ST, BELMONT, MA 02478-1826
Document Number	69155-46
Book / Page	069155 / 000046
Instrument Date	Apr 7, 2017
Instrument	56067
Transaction Type	Transfer
Record Updated	May 9, 2017

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,799.00
Amount Accuracy	Confirmed
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	15-17 WALNUT ST BELMONT MA 024781826, BELMONT, MA 02478-1826

Mortgage

Document Number	69155-54
Date	Apr 18, 2017
Book Page	069155/000054
Instrument	56068

Lender

Name	GUARANTEED RATE

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Apr 17, 2047

Tax Assessment & Valuation

The 2025 property tax bill for 15 Walnut St was $8,896.

Source: Middlesex County and Belmont Town assessment roll, as of April 14, 2026

Property Jurisdictions

Type	Name
State	Massachusetts
County	Middlesex County
County Subdivision	Belmont Town
Unified School District	Belmont School District (PK - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value	Assessed Market Value
2025	$8,896.00	$781,000 Land $591,000 Building $190,000	$943,146
2023	$9,689.00	$862,000 Land $739,000 Building $123,000

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

Flood

FEMA maps place 15 Walnut St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2001.

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
Nearby Flood Claims	1 (2001)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Mar 2001 · Severe Storms And Flooding

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

The area around 15 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	BELMONT WATER DEPT. (MWRA) serves 27,442 people · EPA ID MA3026000
Water Source	Purchased surface water from MWRA
Last State Inspection	Jul 2023
Lead	2 ppb (2025) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
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 1,029 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Xfinity Cable	2,000 / 2,000
T-Mobile Fixed Wireless	100 / 20

May also be available: Astound Broadband, AT&T.

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