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25+ years experience · 1,000+ transactions · 5-star reviews
Manhattan · New York, NY
163 active listings
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Turtle Bay is a refined and diplomatic corridor, home to the United Nations Headquarters and numerous international consulates. The neighborhood is famous for the historic Turtle Bay Gardens and its tree-lined streets. Real estate in Turtle Bay offers a wide selection, from elegant pre-war townhouse...
| Borough | Manhattan |
| Zip Code | 10017 |
| Subway | 4, 5, 6, 7, E, M, S trains |
| Building Types | Pre-war buildings, Condos, Townhouses/Brownstones |
Stations: 51 St (0.37 mi), Lexington Av/53 St (0.38 mi), Grand Central-42 St (0.40 mi), 5 Av/53 St (0.63 mi), 59 St (0.74 mi)
Midtown: 12 min (4 express from Grand Central-42 St)
Live data from REBNY/RLS. Updated every 15 minutes.
Median closed sale price by month
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Based on active listings in Turtle Bay
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Properties in Turtle Bay
REBNY/RLS Disclaimer: Listing data is derived in whole or in part from the RLS at REBNY (Real Estate Board of New York) Internet Data Exchange (IDX) database. Real estate listings held by brokerage firms other than Milton Coste | Keller Williams NYC are marked with the RLS logo. The information provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is refreshed every 15 minutes per REBNY IDX requirements.
Experience across NYC
Transactions closed
Active in Manhattan
Milton Coste is a Licensed Real Estate Associate Broker with Keller Williams NYC. His work covers all five boroughs, with deep experience in co-op boards, condo offerings, townhouse sales, and rental transactions. For Turtle Bay buyers and sellers, that track record means a broker who has negotiated every type of deal this market produces.
"Milton made the entire buying process seamless. His knowledge of the local market and negotiation skills saved us thousands. Highly recommend for anyone looking in Upper Manhattan."
"We sold our co-op in record time thanks to Milton's marketing strategy. Professional photography, virtual tour, and targeted digital ads brought multiple offers within the first week."
Co-ops 2-3%, condos 4-5%, new dev 6%+. A $1M NYC purchase costs $20K-$60K at closing. Every fee, who pays, 5 ways to cut your bill (2026 numbers).
Co-ops make up nearly 70% of NYC housing stock but require board approval. Condos cost more but offer flexibility. Here's how to decide.
Pre-approval gives you a 20-30% edge in NYC bidding wars. Here's what lenders need and how to set your budget ceiling.
Roughly 1 in 8 co-op board applications gets rejected. Here's how to prepare your package and ace the interview.
Sale listings that came on the market in the last 7 days.
230 E 50TH Street #3A
Turtle Bay
Priced below the neighborhood 2-bedroom co-op median of $1,849,000.
309 E 49th Street #11C
Turtle Bay
A 805 sq ft condo in Turtle Bay.
45 TUDOR CITY Place #1305
Turtle Bay
Among the lower-priced studio co-ops currently listed in the neighborhood.
351 E 51ST Street #11B
Turtle Bay
Among the lower-priced 2-bedroom condos currently listed in the neighborhood.
310 E 46TH Street #K18
Turtle Bay
A condo in a 1929-built building in Turtle Bay.
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Within walking or short-transit distance of Turtle Bay, median sale prices range across Midtown at $2.1M, Midtown West at $990K, All Midtown at $905K, Midtown East at $775K. Each has different building stock, co-op vs condo mix, and transit access, so the right comparison depends on the buyer's priorities.
Turtle Bay is served by the 4, 5, 6, 7, E, M, S trains. The commute to Midtown Manhattan runs roughly 12 minutes from Grand Central-42 St.
Milton Coste is a Licensed Real Estate Associate Broker with Keller Williams New York City. He has 25+ years of experience across all five boroughs, with deep transaction history in co-op board packages, condo offerings, townhouse sales, and rentals. Direct: (917) 416-7433. Email: mcoste@kwnyc.com.
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Licensed Real Estate Associate Broker
Keller Williams NYC · NY #10301213304
25+ years of experience and over 2,000 transactions closed across NYC. Whether you are buying, selling, or leasing in Turtle Bay, I will guide you every step of the way.
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