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903 Howard Avenue

Mamaroneck, NY 10543 · Westchester County

Beds
4
Baths
2
Status
Active
On site
148 days

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About this home

Welcome to this beautifully maintained two-family duplex, ideally situated on a prominent corner lot in the heart of Mamaroneck. Set along a tranquil channel of the Mamaroneck River, this property offers a rare combination of comfort, convenience, and lifestyle. The first-floor unit features an updated 2-bedroom, 1-bath layout with a bright eat-in kitchen complete with quartz countertops, stainless steel appliances, and a thoughtfully designed layout that offers both comfort and convenience. The second-floor unit offers another inviting 2-bedroom, 1-bath with granite countertops and stainless appliances, a light-filled layout, and a warm, welcoming feel. Step outside to a private backyard patio overlooking the waterway—perfect for morning coffee, relaxing evenings, or casual entertaining. The corner location offers great natural light and an open feel while still providing a charming outdoor space to enjoy. Enjoy all that Mamaroneck has to offer—just minutes to Harbor Island Park, where you’ll find beaches, waterfront trails, open green space, and stunning views of the Long Island Sound. Nearby you’ll also discover vibrant restaurants, cafes, shops, parks, and a true sense of community. With easy access to the Metro-North Railroad, commuting to NYC is simple and convenient. A wonderful opportunity for both homeowners and investors—live comfortably while generating income in one of Westchester’s most desirable waterfront communities.

Listed with BHHS River Towns Real Estate · Jessica Diaz · Source: OneKey MLS

One Key MLS

Information provided by One Key MLS, and is deemed reliable but not guaranteed accurate. Data last updated: Sep 17, 2026, 11:07 PM ET. ©2026 One Key MLS.

Estimate Your Monthly Payment

Estimate your mortgage payment, including the principal and interest, taxes, insurance, HOA, and Private Mortgage Insurance.

$5,624.01Total / mo

Estimated Monthly Payment

Principal & interest
$3,940.59 (70.1%)
Taxes
$1,483.42 (26.4%)
Insurance
$200.00 (3.6%)

Representative rates

Representative rates only, indicative for comparison. Edit the interest rate for your own quote; your lender’s numbers vary with credit, points, and insurance.

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Market Insights

The market around Mamaroneck, NY

Current Listings

New in the last 30 days

21

Sep 2026

Average Price

Active listings

$1,350,876

Sep 2026

Average Days on Market

Active listings

100 days

Sep 2026

Computed from 63 active OneKey MLS listings in Mamaroneck, NY.

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