921 Jefferson Avenue

Off Market

921 Jefferson Avenue

Mamaroneck NY 10543

2460 sq. ft.

7454 sq. ft.

Duplex

Last sold for $1,076,000

Susan Leone, last sold this property on 29 June 2026 after 96 days on market.

Overview

Thank you! Rare turn-key two-family opportunity in the highly sought-after Rye Neck School District with major mechanical updates. This beautifully maintained property offers nearly 2,500 sq ft of living space and features two spacious units, each with 6+ rooms including 3 bedrooms, large living room, formal dining room, and eat-in kitchen. Interiors highlight refinished hardwood floors, updated kitchens with granite countertops and stainless steel appliances, renovated bathrooms, and central air conditioning. Major mechanical upgrades include two new high-efficiency 96% heating and central AC systems installed in 2024, two separate hot water heaters, and a new roof (2020). Each unit has separate utilities, offering true independence and making the property ideal for investors or owner-occupants. Additional features include separate washer/dryer setups, driveway parking plus a one-car garage for each unit, attic and basement storage, and a shared patio and backyard. Located on a cul-de-sac just six blocks from Metro-North, with an easy commute to NYC, and a short walk to Mamaroneck Harbor, parks, shops, restaurants, and schools. Perfect for owner-occupants looking to offset living expenses or investors seeking strong rental potential in a prime Westchester location. Roadwork in progress on Jefferson; entire road to be repaved.

Features

6 bedrooms

2 bathrooms

4 carspaces

2 garage spaces

2460 sq. ft. floor area

7454 sq. ft. lot size

Duplex

Estimated Value

Based on this property and similar 6 bedroom duplexes sold in Mamaroneck over the last 12 months, the estimated median property value of 921 Jefferson Avenue is $1.04m.

Median value

$1.04m

Estimated value range

$995k - $1.15m

Median days on market

Estimated value trend

-2%

decrease over the last 12 months

Average days on market is based on recent, comparable sales in Mamaroneck. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 921 Jefferson Avenue

2026

Sold

$1,076,000

29 Jun 2026 by Susan Leone, of The Higgins Group Inc

Happy sellers in Mamaroneck

94%

94% of sellers in Mamaroneck reported that their sale price either exceeded or met their price expectations.

Mamaroneck stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 3 reviews in Mamaroneck over the last 12 months.

Local market activity for 6 bedroom duplexes in Mamaroneck

In the last 12 months, 3 six-bedroom duplexes similar to 921 Jefferson Avenue, have been sold.

Sold

For Sale

Interested in selling?

People are reaching out to these agents in Mamaroneck for a market analysis.

Daniel M Berger

at REMAX Prestige Properties | White Plains

(366 reviews)

Get a market analysis

Yarden Ronen-Van Heerden

at Compass Greater NY, LLC

(99 reviews)

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India Headley

at Housed by Headley

(32 reviews)

Get a market analysis

Carla DeMarsh

(43 reviews)

Get a market analysis

Nearby agents

Compare and contact these top performing agents who’ve delivered exception customer service for their clients in Mamaroneck

Daniel M Berger

Sellers who recommend Daniel M Berger have praised them for being local expert, responsive, supportive, clear communication, patient, great negotiation, and dedicated