Join OneKey™ MLS

Your listings take center stage on OneKey™ MLS, the first property search portal run by REALTORS® for the benefit of consumers like you.

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One Broker, One Listing

Only listing agents appear on their listings. You’ll always know who to call first — the REALTORS® who represent every listing on our site.

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Accurate and Comprehensive Data

Historical data from the MLS backs up the accuracy of our listings, and we protect our listings with powerful business rules to enforce accuracy.

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Manhattan Property History

Check current Manhattan listings against verified data on every listing in the City, including address, amenity, tax and building sales history.

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40,000 Professional REALTORS®

OneKey™ MLS represents more than 40,000 professional, ethical REALTORS® and tens of thousands of listings. OneKey™ MLS is the largest and most powerful MLS in New York State.

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Connect and Collaborate

Create a profile and save searches, favorite your preferred properties, and share them with your friends, family, and your REALTOR®.

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Ready to Talk?

Every listing on OneKey™ MLS is represented by a professional REALTOR® who is ready to help. Get instant updates about listings you'll love.

Find Out More About OneKey™ MLS

To join OneKey™ MLS, your brokerage must become a member of one of the REALTOR® associations that own OneKeyMLS.com. Join more than 1.3 million professional, ethical REALTORS® and build your business in New York and beyond.