Active
157 Days on market
43 Prentiss Ln Belmont — Photo 1 of 32

43 Prentiss Ln Belmont — Photo 1 of 32

Recent Drop: $100,000

$3,700,000
$3,600,000

$3,600,000

43 Prentiss Ln, Belmont, MA 02478

Belmont, MA 02478

Beds

5

Baths

4.5

SqFt

5,117

Style

Single Family

Built

1966

Perched atop prestigious Old Belmont Hill, this beautifully renovated contemporary [2022] offers refined living in a private, garden setting. A dramatic two-story foyer opens to expansive living and dining spaces where floor-to-ceiling glass frames lush, curated views. The chef’s kitchen is anchored by a striking picture window, creating a seamless connection to the outdoors. A family room, private office, custom mudroom, and powder room complete the main level. Upstairs features five bedrooms and three full baths, including a serene primary suite with walk-in closet and spa-like bath. The bright lower level offers full windows, fireplace, wet bar, and full bath—ideal for extended living or entertaining. Stone walls, landscaped grounds, three patios, and a built-in grill create exceptional outdoor space. A 2-car garage and proximity to conservation trails, Belmont Center, Cambridge, and Boston complete this offering.

Key facts

It was listed on April 29, 2026. The price has come down from an original $3,700,000 to $3,600,000, most recently on July 7, 2026. The annual property taxes are $38,173 (2026 tax year). It sits on a 0.38-acre (16,390 sq ft) lot.

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$704/sqft
Local Avg (Belmont)$649/sqft
8% AboveMarket Average

* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Belmont, MA.

Property Details

Financials

Original Price$3,700,000
Annual Taxes$38,173.32

Parking

Garage2
Off-Street6

Interior Specifications

Total Rooms10
Fireplaces2
FlooringWood, Tile, Carpet, Hardwood
BasementFull, Partially Finished, Interior Entry, Radon Remediation System

Climate & Utilities

HeatingCentral, Forced Air, Natural Gas
CoolingCentral Air
WaterPublic
SewerPublic Sewer

Building & Exterior

ConstructionFrame
RoofShingle
FoundationConcrete Perimeter
ZoningSA

Property & Lot

Acres0.38
SqFt Lot16,390
Lot Features--

Amenities & Appliances

Range • Dishwasher • Disposal • Refrigerator • Washer • Dryer • Water Treatment • Range Hood

Neighborhood

Public Transportation • Shopping • Pool • Tennis Court(s) • Walk/Jog Trails • Golf

Geography

Property History

Price Drop
$3,600,000

Was $3,700,000

Jul 7, 2026

MLS® 73510028

Listed
$3,700,000

Apr 29, 2026

MLS® 73510028

Questions about this home

When was 43 Prentiss Ln, Belmont listed?

43 Prentiss Ln, Belmont was listed on April 29, 2026.

Has the price of 43 Prentiss Ln, Belmont changed?

The price has come down from an original $3,700,000 to $3,600,000, most recently on July 7, 2026.

What are the property taxes for 43 Prentiss Ln, Belmont?

The annual property taxes for 43 Prentiss Ln, Belmont are $38,173 (2026 tax year).

How big is the lot at 43 Prentiss Ln, Belmont?

43 Prentiss Ln, Belmont sits on a 0.38-acre (16,390 sq ft) lot.

What is the status of 43 Prentiss Ln, Belmont?

43 Prentiss Ln, Belmont is actively listed for sale.

Population

27,175

U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)

Median Household Income

$183K

U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)

Renter-Occupied Homes

35.3%

U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)

New Construction Permits — Middlesex County

2,698 housing units permitted in the last 12 months (+3% vs the prior 12 months) — 1,713 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jul '26)

ADU Potential

Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 5,117 sq ft principal dwelling). Lot size: 16,390 sq ft.

Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.

Listing Provided By

Listing Agent: The Roach & Sherman Team

Listing Office: Compass

MLS® Number: 73510028