339 Trapelo Rd, Belmont, MA 02478 Property Records

Middlesex County and Belmont Town property record for 339 Trapelo Rd, Belmont, MA 02478

Property Summary

Property Type	Triplex
Details	6 bd · 3 ba · 3,615 sqft · built 1915
Lot Size	0.108 acres (4,712 sqft)
Owner	2 Individual Names on File
Last Sale	$680,000 (Dec 2012)
Tax Bill	$14,374 (2025)
Flood Zone	Zone X (minimal risk)
APN	`BELM M:14 P:000067 S`

Property Details

APN / Parcel Number

Primary APN	`BELM M:14 P:000067 S`

Interior

Bedrooms	6 Beds
Full Baths	3 Baths
Total Rooms	15 Rooms
Units	3 Units
Stories	3 Stories
Building Area	3,615 sqft Living Area
1st Floor Area	1,205 sqft

Exterior

Year Built	Built 1915
Effective Year Built	Effective 1915
Architectural Style	Other
Exterior Material	Wood Siding
Construction Type	Frame
Lot Area	4,712 sqft (0.108 acres)

Utilities, Heating & Cooling

Heating System	Forced Air with A/C
Heating Fuel	Oil

Location & Zoning

Street Address	339 TRAPELO RD
City	BELMONT
State	MA
Zip	02478-1856
Property Category	Residential
Property Type	Residential > Multi-Unit > Triplex
Local Zoning Code	LB3
Jurisdiction	BELMONT MA
Township / Civil Division	BELMONT
Census Block Group	4
Census Block	4008
Census Tract	357700

Owner

Source: Middlesex County and Belmont Town records · APN BELM M:14 P:000067 S

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	2 Individual Names on File
Mailing Address	14 LANGDON RD, WAYLAND, MA 01778-5127
Owner Type	Individual
Vesting	Tenants by the Entirety

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 31, 2012 · Amount on Record
Deed Sale	Dec 31, 2012 · Amount on Record
Prior Sale	Dec 31, 2012 · Amount on Record
Deed Book / Page	1124 / 178
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

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

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

Year	Tax Bill	Assessed Value
2025	$14,374.00 (+9.3%)	$1,262,000 (+7.86%) Land $494,000 Building $768,000
2023	$13,151.00	$1,170,000 Land $617,000 Building $553,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of September 10, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

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

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

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 USA Fixed Wireless	100 / 20

May also be available: AT&T, Radiate Holdings.

Based on FCC filings for 1,029 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	BELMONT WATER DEPT. (MWRA) serves 27,442 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.