Ponquogue beach in the Hamptons, Long Island, New York.
View of the Manhattan Bridge from Dumbo neighborhood of Brooklyn, New York.
Portrait of female real estate agent.
Canoes on a body of water in the Hudson Valley.

The heart of New York real estate

Powered by people, service, and local expertise

Small town in Autumn in the Hudson Valley, New York.
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View of the boardwalk in Gantry State Park on Long Island, New York.
Happy family standing outside their new home.
Real estate professionals walking and talking in New York City.
Businesswoman shaking hands with client while closing a deal.

Real estate is personal. Your MLS should be too.

At OneKey MLS, New York’s leading Multiple Listing Service, we believe real estate is personal. Every listing represents a family, a neighborhood, and a new beginning.

Our mission is to support real estate professionals with the tools, service, and local knowledge they need to build meaningful connections and guide clients with confidence. By pairing intuitive MLS technology with a service-first approach, we help our members focus on what matters most: helping people find the place they call home.

ABOUT US

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Join a connected community of real estate professionals

Join more than 40,000+ real estate professionals across New York who rely on OneKey MLS for trusted data, dependable support, and local connection. Whether you’re an independent agent or part of a large brokerage, we provide a shared foundation that helps you stand out, collaborate locally, and grow with confidence.

MEMBERSHIP

MLS tools designed to make your work easier

We offer a thoughtfully curated suite of MLS tools built to streamline your workflow and enhance your client experience. From managing listings to generating insights and working on the go, our technology is designed to save time, reduce friction, and support your success.

PRODUCTS

Industry updates that matter to your business

From local market shifts to national policy updates, we break down what’s happening — and what it means for your business, your clients, and your community.

NEWS & INSIGHTS

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Help, training, and guidance—whenever you need it

Real estate doesn’t keep office hours — and neither do we. Access MLS training, a searchable knowledge base, essential documents, and responsive member support whenever you need answers, guidance, or a helping hand.

LEARNING & SUPPORT

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Connect your listings to the right audience

OneKey MLS powers New York’s trusted consumer home search experience for buyers and sellers. By directing clients to OneKeyMLS.com, your listings are displayed with accurate, MLS-sourced data and clearly connected to you as the listing agent.

With a free account, consumers can save listings, set up alerts, and track market activity — helping buyers stay informed and keeping sellers engaged, while reinforcing your role as their trusted real estate professional.

CONSUMER HOME SEARCH