
125 Allen Ave Newton — Photo 1 of 11
Beds
7
Baths
8
SqFt
7,918
Style
Single Family
Built
2026
Just completed with Certificate of Occupancy in hand, this newly constructed home delivers uncompromising luxury in Newton’s coveted Waban village. An architectural statement defined by timeless design and forward-thinking sustainability, the home welcomes you with modern essentials including a heated driveway and dedicated EV charging. Inside, the main level features soaring 10-foot ceilings, an expansive reception foyer, formal dining, a private study, and a sunlit family room anchored by a floor-to-ceiling stone fireplace. At the heart of the residence, the culinary kitchen is outfitted with an elite Sub-Zero and Wolf suite, dual Miele dishwashers, and a breakfast alcove that flows directly out to an expansive covered patio. A bespoke mudroom provides seamless transition to the oversized three-car garage. The second level is dedicated to private comfort, offering four en-suite bedrooms with custom walk-in closets, highlighted by a serene primary retreat featuring a private balcony and spa-caliber bath. Above, the fully finished third level provides an expansive playroom or flexible lounge with a dedicated full bath. Designed for comprehensive entertaining and wellness, the walk-out lower level serves as a private club retreat complete with a wet bar, wine room, fitness studio, media space, and a fully appointed fifth guest suite. Positioned just minutes from Waban Village, the Green Line T, elite public and private schools, and major routes into downtown Boston.
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Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Newton, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Electric Water Heater • Range • Dishwasher • Disposal • Microwave • Refrigerator • Freezer • Water Treatment
Neighborhood
Public Transportation • Shopping • Tennis Court(s) • Park • Walk/Jog Trails • Golf
Geography
Population
5,773
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$250K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
3.6%
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 7,918 sq ft principal dwelling). Lot size: 14,957 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 Agent: Yari Korchnoy
Listing Office: New England Premier Properties
MLS® Number: 73572673
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