Milton Coste

92 Flatiron Doorman Buildings

Full-service living with 24-hour doorman and concierge in Flatiron, Manhattan

All NYC Flatiron
92 results
4 W 21ST Street #7B For Sale
Joshua B Rubin at Douglas Elliman Real Estate
$1,495,000

2 bd · 3 ba · 1,475 sqft · Condop

4 W 21ST Street #7B, New York City

MLS: RLS20091794 RLS at REBNY
10 W 15TH Street #1822 For Sale 3D
WEI-HAO KAO at Corcoran Group
$625,000

Studio · 1 ba · Co-op

10 W 15TH Street #1822, New York City

MLS: RLS20077287 RLS at REBNY
4 W 21st Street #12C For Sale
Justin D Rubinstein at Compass
$1,175,000

1 bd · 2 ba · 1,073 sqft · Condop

4 W 21st Street #12C, New York City

MLS: RLS20070403 RLS at REBNY
5 E 22ND Street #10B For Sale
Barbara C Licalzi at Brown Harris Stevens Residential Sales LLC
$1,095,000

1 bd · 1 ba · Condo

5 E 22ND Street #10B, New York City

MLS: RLS20096580 RLS at REBNY
540 6th Avenue #7-A For Sale
Peter S Oh at POG Real Estate Inc
$1,895,000

1 bd · 1 ba · 793 sqft · Condo

540 6th Avenue #7-A, New York City

MLS: RLS20073737 RLS at REBNY
15 UNION Square #5A For Sale
Meris G Blumstein at Corcoran Group
$6,500,000

2 bd · 3 ba · 2,200 sqft · Condo

15 UNION Square #5A, New York City

MLS: RLS20093571 RLS at REBNY
22 W 15TH Street #11J For Sale
Deanna E Kory at Corcoran Group
$1,200,000

1 bd · 1 ba · 586 sqft · Condo

22 W 15TH Street #11J, New York City

MLS: RLS20089350 RLS at REBNY
108 5TH Avenue #14C For Sale
Michelle E Brodsky at Douglas Elliman Real Estate
$1,495,000

1 bd · 1 ba · 825 sqft · Condo

108 5TH Avenue #14C, New York City

MLS: RLS20094852 RLS at REBNY
39 W 23RD Street #PH20 For Sale
Shelley F OKeefe at Corcoran Sunshine Marketing Group
$9,950,000

4 bd · 4 ba · 3,194 sqft · Condo

39 W 23RD Street #PH20, New York City

MLS: RLS20049900 RLS at REBNY
7 E 14TH Street #1208 For Sale
Edward J Tawil at Corcoran Group
$749,000

1 bd · 1 ba · Co-op

7 E 14TH Street #1208, New York City

MLS: RLS20088657 RLS at REBNY
16 W 16TH Street #6EFS For Sale
Dennis J Margulies at Douglas Elliman Real Estate
$1,349,000

2 bd · 2 ba · Co-op

16 W 16TH Street #6EFS, New York City

MLS: RLS20073734 RLS at REBNY
260 PARK Avenue #10I For Sale
Frances W Katzen at Douglas Elliman Real Estate
$2,199,000

2 bd · 2 ba · 1,328 sqft · Condo

260 PARK Avenue #10I, New York City

MLS: RLS20046865 RLS at REBNY

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This 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.

Listings are updated approximately every 15 minutes. Data displayed by Keller Williams NYC.

RLS at REBNY

Your Guide to Doorman Buildings in NYC

In my 25+ years representing buyers across Manhattan, Brooklyn, and Queens, doorman buildings consistently rank among the most requested filters I hear. A full-time doorman building in NYC offers a combination of package acceptance, visitor management, and building access control that many co-op and condo buyers consider non-negotiable. The premium varies significantly by borough: in Upper East Side white-glove co-ops, doorman service is standard. In Long Island City condos, it signals a full-service building tier. Beyond convenience, doorman buildings in NYC typically carry higher monthly maintenance or common charges, so understanding what that fee covers is critical before making an offer.

FAQ: What is the difference between a full-time doorman and a part-time or virtual doorman?

A full-time doorman building is staffed 24 hours a day, 7 days a week. A part-time doorman building may only have coverage during daytime or evening hours. Virtual doorman systems use intercom cameras and remote staff. Always confirm the staffing hours in the offering plan or house rules before assuming full coverage.

FAQ: Do doorman buildings cost more than non-doorman buildings?

Yes, on average, doorman buildings carry a 15-25% price premium per square foot compared to comparable non-doorman buildings in the same neighborhood. Monthly fees are also higher to cover staffing costs. However, doorman buildings tend to hold value more reliably in softer markets. See current pricing at our NYC property search.

FAQ: Can a co-op board vote to eliminate doorman service?

Yes. A co-op board can vote to reduce or eliminate doorman hours, which is one reason I always review board meeting minutes going back 2-3 years before a client makes an offer. Condo buildings operate similarly through their board of managers. Always request minutes as part of your due diligence process.

Buying Tip from Milton Coste

When touring a doorman building, introduce yourself to the staff. Experienced doormen often know everything about a building's culture, how responsive the super is, and how long current owners have lived there. Also verify whether the doorman is employed directly by the building or through a third-party contractor, as this affects labor stability and building cost structure.

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Doorman Buildings in Other Manhattan Neighborhoods

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Milton Coste, Licensed Real Estate Associate Broker, KWNYC