Building
The Diplomat
311 E 71st St, Manhattan, NY 10021

View available floor plans

The Diplomat is a midrise co-op building located at 311 E 71st St in Manhattan's Upper East Side. It was built in 1962 (Post-war). The structure rises 13 stories, has a total building area of 80,056 Sq. Ft. and contains 96 units.


The building offers a range of amenities to enhance residents' lifestyles, including Full-Time Doorman, Garage, Live-in Super, Bike Room, Elevator and Laundry in Building.


Located in Upper East Side, although the Upper East Side is best known for upscale real-estate, well-known

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Units

Unit
Status
Price
$620,000 Avg.
Price/Sq. Ft.
Bd
Ba
Sq. Ft.
Floor Plan
311 E 71st St - #8GOpen House: Jan 25, 12:00PM - 1:00PMListed By CompassActive$915,000-22-View
311 E 71st St - #8EListed By CompassActive$325,000--1-View

Building
The Diplomat
311 E 71st St, Manhattan, NY 10021

View available floor plans

Building Amenities

Bike Room
Elevator
Full-Time Doorman
Garage
Laundry in Building
Live-in Super
Midrise
Package Room
Part-Time Doorman
Porter

Building PoliciesUPDATED 05/22/2025

General Policies
Pet Policy: No Pets Allowed
Rental/Sublet Policy: Allowed
Pied-a-Terre Policy: Allowed
Live/Work Policy: Allowed
Washer/Dryer Policy: Not Allowed
Sales & Financial Policies
Min Down Payment: 25%
Tax Deductibility: 62%
Transfer Fee (Flip Tax): Yes
HDFC Income Restrictions: Not Applicable
Guarantors Policy: Allowed
Parental Purchasing Policy: Allowed
Co-Purchasing Policy: Allowed
Gifting Policy: Allowed
Open Houses Policy: Allowed
Policies are subject to change at the discretion of building management and may not apply to renters.

Building Facts

Building Overview
Property Type: Co-op
Building Size: Midrise
Access: Elevators [2]
Service Level: Full-Time Doorman
Year Built: 1962
Building Era: Post-war
Year Last Altered: 1989
Building Class: D4
Owner: 311-71 OWNERS CORP
HDFC Building: No
Size & Dimensions
Units: 96
Stories: 13
Building Sq. Ft.: 80,056 Sq. Ft.
Lot Sq. Ft.: 10,216 Sq. Ft.
Building Width: 100 Ft.
Building Depth: 85 Ft.
Lot Width: 100 Ft.
Lot Depth: 102.17 Ft.
Buildings on Lot: 1
Zoning & Use
Zoning Districts: R8B
Land Use Category: D4
Residential Units: 96
Total Units: 96
Residential Area(SF): 79,156 Sq. Ft.
Commercial Area(SF): 900 Sq. Ft.
Location Details
Street Address: 311 E 71st St
Zip Code: 10021
Building Name: The Diplomat
Complex Name: -
Neighborhood: Upper East Side
Borough: Manhattan
City: Manhattan
State: NY
Districts
Community District: 108
City Council: 5
Police Precinct: 19
Fire Department: L016
School District: 02

Similar Buildings

Neighborhood Map and Transit

Schools

SchoolTypeGradesDistanceRating
The Cathedral SchoolPrivateK-40.2 mi
NR
Vanguard High SchoolPublic9-120.2 mi
1
Manhattan International High SchoolPublic9-120.2 mi
1
Ella Baker SchoolPublicPK-80.2 mi
7

The Cathedral School

K-4, 0.2 mi, Private

NR

Vanguard High School

9-12, 0.2 mi, Public

1

Manhattan International High School

9-12, 0.2 mi, Public

1

Ella Baker School

PK-8, 0.2 mi, Public

7

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Neighborhood image
Upper East Side
An upscale neighborhood with affluent roots. Although the Upper East Side is best known for upscale real-estate, well-known prep schools and designer boutiques, affordable apartments and relaxed living are easy to find in this quiet and bright neighborhood.
Upper East Side Guide

More information about 311 E 71st St, Manhattan, NY 10021

As a benchmark, a 2-bedroom co-op at 311 East 71st Street, Unit 8G is currently on the market at $915,000, while 311 East 71st Street, Unit 2D recently sold for $355,000. This building sits amid Lenox Hill, Roosevelt Island, Upper East Side, Yorkville and Long Island City, intersecting ZIP codes 10044, 10065, 10075, 10162 and 10024 — and directly borders New York, Manhattan, Queens, Guttenberg and West New York. For added insight, see how this compares to average rental rates in Manhattan. *All numbers are for indication only and are not guaranteed.

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Compass is a licensed real estate broker. Information is compiled from sources deemed reliable but is subject to errors and omissions. No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of facts, descriptions or measurements (including square footage measurements and property condition), such should be independently verified, and Compass expressly disclaims any liability in connection therewith. No financial, legal or other professional advice provided. See Terms of Service for additional restrictions. Equal Housing Opportunity.

Updated as of Jun 23, 2025.