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The Diamond - 170 East 77th Street, New York, NY 10075 Property Information

The Diamond - 170 East 77th Street, New York, NY 10075 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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The Diamond - 170 East 77th Street, New York, NY 10075 2
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Address

Building name The Diamond
Primary address The Diamond - 170 East 77th Street
Neighborhood Lenox Hill
Zip code 10075
Borough Manhattan
Block & lot 01411-7502

Sales & Tax Overview for 170 East 77th Street, New York

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Tax class

Lot & Building Information for 170 East 77th Street, New York

Lot sq. ft. 12,770
Lot dimensions 125 ft x 102.17 ft
Property type Special Condominium Billing Lot (R0)
Building sqft 95,463
Building dimensions 120 ft x 80 ft
Buildings on lot 1
Stories 10
Structure type Condo unit
Year built 1942
Year last altered 2006
Frontage East 77 Street (narrow)
Nearest wide street 3 Avenue
Distance to wide street
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Zoning & Use for 170 East 77th Street, New York

Zoning
Residential units (DOF) 53
Regulatory status Mixed rent regulated
Stabilized units 8
Commercial units 32
Residential sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 2
Community district 8

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 170 East 77th Street, New York

New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:

Floor area ratio (FAR) for The Diamond - 170 East 77th Street, New York, NY 10075, including commercial and residential FAR, FAR as built and usable floor area.
Development maps such as planimetric, zoning, urban landscape, and HPD alternative enforcement program maps.
Violations for The Diamond - 170 East 77th Street, New York, NY 10075, including DOB violations, ECB violations, HPD violations and 311 complaints.

About 170 East 77th Street, New York

What is the year built & the total sq. ft. for The Diamond - 170 East 77th Street, New York, NY 10075?

The Diamond - 170 East 77th Street, New York, NY 10075 was built in 1942 and has a total of 95,463 square feet.

How many residential units does this building have?

This building has 53 residential unit(s) and 32 commercial spaces.

Ownership Information for 170 East 77th Street, New York

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Property owner name for The Diamond - 170 East 77th Street, New York, NY 10075
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Building contacts for The Diamond - 170 East 77th Street, New York, NY 10075
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Eliza Theiss, Jun 23, 2026 NYC Resale Gains & Losses: Every Borough Made Money in 2025, Except Manhattan
In 2025, NYC home-sellers mostly made money. But, in Manhattan, resales came with losses — and it was apartments and recent buyers that absorbed them.
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Past Sales & Property History for 170 East 77th Street, New York

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No recorded sales for this property.

Title Documents for 170 East 77th Street, New York

Data not available for this property.

Assessment History for 170 East 77th Street, New York

Data not available for this property.

Permits for 170 East 77th Street, New York

The complete history of permits filed for 170 East 77th Street, New York, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Filing date Job type Job status Job description Initial cost
06/11/2026 Alteration
05/18/2026 Alteration
03/31/2026 Alteration
10/03/2025 Alteration
09/29/2025 Alteration
09/25/2025 Alteration
09/05/2025 Alteration
05/16/2025 Alteration
04/29/2025 Alteration
02/26/2025 Alteration
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Lenox Hill Residential Market Stats

Access a detailed real estate market overview of Lenox Hill so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Lenox Hill and compare it to other neighborhoods in Manhattan.

Median Sale Price
$1,505,000
14% YoY
Median Price/Sqft
$1,387
6.2% YoY
Manhattan Median Sale Price
$1,200,000
9.3% YoY

Check out recently sold homes in Manhattan and see how their prices compare.

Risk

FEMA flood zone(s): X (See more on map)

Transportation

Distance to Subway
Closest station Lexington Ave & 77th St at SE Corner
Station lines 6
Distance (miles) 0.039
View subway map

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 158 Baylard Taylor 9 Yes Public PK, K-5 644 0.47
P.S. 158 Baylard Taylor 9 Yes Public PK, K-5 644 0.47
The Birch Wathen Lenox School NR No Private K-12 541 0.09
Birch Wathen Lenox School NR No Private K-12 576 0.09
The Allen-Stevenson School NR No Private K-8 421 0.09

Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Jhs 167 Robert F Wagner 8 Yes Public 6-8 1,019 0.11
The Birch Wathen Lenox School NR No Private K-12 541 0.09
Birch Wathen Lenox School NR No Private K-12 576 0.09
The Allen-Stevenson School NR No Private K-8 421 0.09
Buckley School NR No Private K-9 374 0.20

Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
St. Jean Baptiste High School NR No Private 9-12 338 0.08
The Birch Wathen Lenox School NR No Private K-12 541 0.09
Birch Wathen Lenox School NR No Private K-12 576 0.09
Ramaz School NR No Private 9-12 384 0.20
Ramaz School NR No Private 9-12 0 0.21

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 170 East 77th Street, New York

Here are the neighbors for The Diamond - The Diamond - 170 East 77th Street, New York, NY 10075.

Address Square feet Purchase date Purchase price
206 E 95th St, New York 45,420
330 E 57th St, New York 35,862
237 E 88th St, New York 8,600
220 W 93rd St, New York 123,497
157 E 84th St, New York 36,173
865 United Nations Plz, New York 80,089
206 E 73rd St, New York 22,100
425 Main St, New York 195,990
236 E 81st St, New York 14,032
100 Riverside Blvd, New York 427,256
985 Park Ave, New York 18,142
117 E 102nd St, New York 12,184
26 W 119th St, New York 3,094
200 W End Ave, New York 271,602
212 E 70th St, New York 10,893
515 E 72nd St, New York 537,491
823 Park Ave, New York 55,758
140 E 63rd St, New York 176,290
345 E 50th St, New York 35,615
595 W End Ave, New York 55,190
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