Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
Manhattan
Brooklyn
Queens
Bronx

101 Properties Found

For Sale / Flatiron

101 results
34-20 83rd Street #2D For Sale

$450,000

Condo
1 bd | 1 ba |850 sqft

$1,030/mo incl. taxes + assessment

34-20 83rd Street #2D

Jackson Heights

Milton Coste, Keller Williams NYC
15 Fort Washington Avenue #3A For Sale

$575,000

Co-op
3 bd | 1 ba |1,500 sqft

$1,204/mo maintenance

15 Fort Washington Avenue #3A

Washington Heights

Milton Coste, Keller Williams NYC
971 Lexington Avenue #4A For Rent

$3,400/mo

Rental
1 bd | 1 ba

971 Lexington Avenue #4A

Lenox Hill

Milton Coste, Keller Williams NYC
6 W 20TH Street #6 Active 3D
Open House • Sun, Sep 20 • 12:00 PM–2:00 PM

$7,950,000

Co-op
4 bd | 4 ba |4,100 sqft

$8,656/mo maintenance

6 W 20TH Street #6

Flatiron

Serhant RLS
16 W 19th Street #3D Active

$1,185,000

Condo
1 bd | 1 ba |908 sqft

$3,630/mo incl. taxes

16 W 19th Street #3D

Flatiron

Hauseit LLC RLS
17 W 17TH Street #6 Active
Open House • Tue, Sep 15 • 8:00 PM–8:30 PM

$4,995,000

Co-op
4 bd | 5 ba |4,700 sqft

$11,000/mo maintenance

17 W 17TH Street #6

Flatiron

Douglas Elliman Real Estate RLS
15 UNION Square W #30 Active

$6,995,000

Condo
3 bd | 4 ba |2,795 sqft

$8,121/mo excl. taxes

15 UNION Square W #30

Flatiron

Corcoran Group RLS
50 LEXINGTON Avenue #16D Active
Open House • Tue, Sep 15 • 5:00 PM–6:00 PM +1 more

$1,249,000

Co-op
2 bd | 2 ba

$2,159/mo maintenance

50 LEXINGTON Avenue #16D

Flatiron

Corcoran Group RLS
175 5TH Avenue #17SOUTH Active

$14,850,000

Condo
3 bd | 3 ba |3,030 sqft

$5,741/mo excl. taxes

175 5TH Avenue #17SOUTH

Flatiron

Corcoran Sunshine Marketing Group RLS
175 5TH Avenue #8SOUTH Active

$15,300,000

Condo
4 bd | 5 ba |3,822 sqft

$6,969/mo excl. taxes

175 5TH Avenue #8SOUTH

Flatiron

Corcoran Sunshine Marketing Group RLS
175 5TH Avenue #9NORTH Active

$17,950,000

Condo
4 bd | 5 ba |3,897 sqft

$7,141/mo excl. taxes

175 5TH Avenue #9NORTH

Flatiron

Corcoran Sunshine Marketing Group RLS
175 5TH Avenue #6NORTH Active

$19,150,000

Condo
4 bd | 5 ba |4,654 sqft

$8,404/mo excl. taxes

175 5TH Avenue #6NORTH

Flatiron

Corcoran Sunshine Marketing Group RLS
60 W 20TH Street #5D Active
Open House • Wed, Sep 16 • 12:00 PM–1:00 PM

$1,225,000

Condo
1 bd | 1 ba |800 sqft

$1,424/mo excl. taxes

60 W 20TH Street #5D

Flatiron

Douglas Elliman Real Estate RLS
21 E 22ND Street #10F Active

$1,450,000

Co-op
1 bd | 1 ba

$1,957/mo maintenance

21 E 22ND Street #10F

Flatiron

Corcoran Group RLS
105 5TH Avenue #4A Active
Open House • Thu, Sep 17 • 12:00 PM–1:00 PM +1 more

$2,275,000

Co-op
2 bd | 2 ba

$3,482/mo maintenance

105 5TH Avenue #4A

Flatiron

Corcoran Group RLS
16 W 16TH Street #2AS Active

$799,000

Co-op
1 bd | 1 ba

$1,338/mo maintenance

16 W 16TH Street #2AS

Flatiron

Douglas Elliman Real Estate RLS
15 Union Square W #3-D Active

$3,995,000

Condo
2 bd | 3 ba |2,282 sqft

$10,852/mo incl. taxes

15 Union Square W #3-D

Flatiron

Peter Ashe RLS
69 5TH Avenue #16G Active

$2,725,000

Co-op
3 bd | 2 ba

$3,860/mo maintenance

69 5TH Avenue #16G

Flatiron

Brown Harris Stevens Residential Sales LLC RLS
69 5TH Avenue #6H Active

$675,000

Co-op
0 bd | 1 ba

$1,594/mo maintenance

69 5TH Avenue #6H

Flatiron

Corcoran Group RLS
4 W 16th Street #7B Active

$1,325,000

Co-op
1 bd | 1 ba |1,400 sqft

$3,400/mo maintenance

4 W 16th Street #7B

Flatiron

Compass RLS
15 W 24TH Street #3RDFL Active
Open House • Sun, Sep 20 • 1:30 PM–3:00 PM

$4,295,000

Co-op
4 bd | 3 ba |4,100 sqft

$8,041/mo maintenance

15 W 24TH Street #3RDFL

Flatiron

Corcoran Group RLS
540 6th Avenue #7-A Active

$1,895,000

Condo
1 bd | 1 ba |793 sqft

$3,209/mo incl. taxes

540 6th Avenue #7-A

Flatiron

POG Real Estate Inc RLS
280 Park Avenue S #8D Active
Open House • Wed, Sep 16 • 1:30 PM–2:30 PM +2 more

$1,125,000

Condo
1 bd | 1 ba |629 sqft

$1,878/mo incl. taxes

280 Park Avenue S #8D

Flatiron

The Maher Group LLC RLS
140 5TH Avenue #2AB Active

$5,600,000

Co-op
3 bd | 3 ba

$7,600/mo maintenance

140 5TH Avenue #2AB

Flatiron

Douglas Elliman Real Estate RLS
21 W 17th Street #10 Active

$3,100,000

Condo
3 bd | 2 ba |1,416 sqft

$3,177/mo incl. taxes

21 W 17th Street #10

Flatiron

Nest Seekers LLC RLS
45 E 22ND Street #28A Active

$5,500,000

Condo
2 bd | 2 ba |1,955 sqft

$3,095/mo excl. taxes

45 E 22ND Street #28A

Flatiron

Corcoran Group RLS
682 6th Avenue #Loft 2 Active
Open House • Tue, Sep 15 • 3:00 PM–5:00 PM

$2,200,000

Co-op
2 bd | 3 ba |2,281 sqft

$2,500/mo maintenance

682 6th Avenue #Loft 2

Flatiron

Sothebys International Realty RLS
Page 1 of 5 Next
RLS at REBNY 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.

Helpful NYC Real Estate Guides

Co-op vs. Condo: Which Is Right for You?

Ownership structure, board approval, financing: the full comparison.

Read article

Pre-Approval Strategy for NYC Buyers

How to get pre-approved and budget for all NYC purchase costs.

Read article

NYC Closing Costs: Complete Breakdown

Buyer and seller closing costs itemized, including what to budget for.

Read article

NYC Real Estate Market Report 2026

Data-driven analysis of prices, inventory, and trends across NYC.

Read article

Browse by Bedroom Count

Filter NYC listings by bedroom count. Updated every 15 minutes from the RLS.

Browse by ZIP Code

Save This Search

Get notified when new listings match your criteria.

Call Text Valuation