New York City  »  10065  »  Park Ave  »  635 Park Ave

635 Park Avenue, New York, NY 10065 - Property report

Also known as: 100-106 E 66th St

Property image for 635 Park Avenue, New York, NY 10065
static Mapbox map

Property type

Elevator Apartments Cooperatives Building (Other than Condominiums) (XD4)

Year built

1913

Lot sq. ft.

6,034

General information

Unlock this property report with a free account

Access up-to-date information from property owner names to sales history, deeds, tax info, mortgages, development data, planimetric maps and more.

Address
Primary address
635 Park Avenue
Alternate address(es)
100-106 E 66th St
633-637 Park Ave
ZIP code
10065
Neighborhood
Lenox Hill
Borough
Manhattan
Block & lot
01400-0069

Owner

Find out who owns 635 Park Avenue, New York, NY 10065. Uncover corporate and individual owners with a free account.

Building
Property type
Elevator Apartments Cooperatives Building (Other than Condominiums) (XD4)
Building sq. ft.
67,600
Building dimensions
75 ft x 72 ft
Buildings on lot
1
Stories
13
Year built
1913
Last altered
2019
Tax
Tax year
2026-2027
Property tax
$1,045,960
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Residential units
16
Residential sq. ft.
Lot
Frontage(s)
Park Avenue (wide)
East 66 Street (narrow)
Lot dimensions
75.42 ft x 80 ft
Lot sq. ft.
6,034

Area overview

Walk score
95 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
76 /100.  Very Bikeable
School district
2
Community district
8
Closest police station
0.12 Miles
Closest fire station
0.13 Miles

View more such as transportation, nearby schools and risk designations.

Units for 635 Park Avenue, New York, NY

Unit Sale date Sale price Sq. ft. Price/Sq. ft.
Unit 1 05/14/2018
Unit 11 07/12/2021
Unit 2 08/03/2022 4,700
Unit 3 09/30/2014
Unit 4 08/25/2025
Unit 6 11/14/2018
Unit 7
Unit 8 10/21/2024
Unit 9 02/27/2025
Unit GR 05/19/2004
Unit GREA 08/25/2025
Unit GS 01/17/2005
Ownership

Ownership information for 635 Park Avenue, New York, NY

Unlock full ownership info — get contact details, including phone numbers and emails for owners and the real people behind LLCs.

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 635 Park Avenue, New York, NY 10065

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
09/05/2017 - R
08/01/2017 - D		 Sundry Miscellaneous
(2017090500953001)		 XXXX XXXXXX XXXXX XXXXXXXXXXX XXX
12/13/2007 - R
12/12/2007 - D		 UCC3 Continuation
(2007121201824001)		 XXX XXXX XXXXXX XXXXXXXXXXX XXXX XXXX XXX
01/14/2003 - R Initial UCC1
(2003010801175001)		 XXX XXXX XXXXXX XXXXXXXXXXX XXXX XXXX XXX
01/02/2003 - R Assignment, Mortgage
(1770008969177)		 XXX XXXX XXXXXX XXXXXXXXXXX XXXX XXXX XXX
01/02/2003 - R Agreement
(1140008968214)		 XXXX XXXX XXX
01/28/2002 - R Initial Coop UCC1
(1800007976680)		 XXXXXXXXX XXXXXX X XXXX XX XXXXXXX XX
03/30/2001 - R UCC3 Continuation
(1000007599600)		 XXX XXXX XXXXXX XXXXXXXXXXX XXXXXXXX XXXXXXXX XXXX XX XXX XXXX
12/07/1998 - R UCC3 Assignment
(1620006360062)		 XXXXXXXXX XXXXXX X XX XXXXX XXXXXXXXXXXXXXX XXXXXXX
05/10/1996 - R UCC3 Termination
(1540005164354)		 XXXXX XXXXXX XXXXXXXX XXXX
04/29/1996 - R Satisfaction of Mortgage
(1670005141867)		 XXX XXXX XXXXXX XXXX XXXXXXXXXXXX XXXX XXXXXXXXX XXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 635 Park Avenue, New York, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025-2026
Property tax
$1,045,960
Municipal exemptions
Recent tax assessments
Market value
$21,232,000
Assessed value
$9,554,400

More about New York City Property Taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Taxable amount Tax rate Base tax Property tax Y-o-Y change
2025/26 $21,191,000 $9,535,950 $9,162,107 12.439% $1,139,674 $1,028,581 -0.71%
2024/25 $20,395,000 $9,177,750 $9,177,750 12.5% $1,147,219 $1,035,918 +3.74%
2023/24 $19,934,000 $8,970,300 $8,968,650 12.502% $1,121,261 $998,569 +5.82%
2022/23 $19,792,000 $8,906,400 $8,852,590 12.267% $1,085,947 $943,645 +4.76%
2021/22 $19,102,000 $8,595,900 $8,525,530 12.235% $1,043,099 $900,797 -11.10%
2020/21 $21,157,000 $9,520,650 $8,260,570 12.267% $1,013,324 $1,013,324 +3.63%
2019/20 $20,593,000 $9,266,850 $7,839,810 12.473% $977,860 $977,860 +3.60%
2018/19 $19,958,000 $8,981,100 $7,484,180 12.612% $943,905 $943,905 +5.20%
2017/18 $17,564,000 $7,903,800 $7,054,610 12.719% $897,276 $897,276 +3.23%
2016/17 $16,158,000 $7,271,100 $6,742,130 12.892% $869,195 $869,195 +0.26%
Permits

Permit information for 635 Park Avenue, New York, NY

Filing date Job type Job status Job description Initial cost
08/18/2026 Alteration
08/12/2026 Alteration
02/04/2026 Alteration
11/12/2025 Alteration
11/12/2025 Alteration

*Most recent permits on record for this property.

More about New York City property records

Violations

HPD Violations

Violation ID Inspection date Class NOV issue date Status
10/26/2016 I
09/18/1987 B

*Most recent HPD violations on record for this property.

Neighborhood

Upper East Side, Carnegie Hill residential market stats

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

Median sale price

—

Median price/sq. ft.

—

Manhattan median sale price

$1,260,000

5.4% Y-o-Y

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

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

Property location map
FEMA flood zones
X

Hurricane evacuation zones

Property location map
Hurricane evacuation zones
-

Subway & traffic

Closest station
Lexington Ave & 68th St at SW Corner
Station lines
6
Distance (miles)
0.121
View subway map

Access the detailed traffic volume map for 635 Park Avenue, New York, NY 10065 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity. View daily traffic map

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
East Side Elementary School, PS 267 9 Yes Public K-5 362 0.25
Rabbi Arthur Schneier Park East Day School NR No Private PK-8 264 0.16
Rabbi Arthur Schneier Park East Day School NR No Private PK-8 264 0.16
The Browning School NR No Private K-12 418 0.20
Ella Baker School 7 No Public PK, K-8 337 0.37
Ella Baker School 7 No Public PK, K-8 337 0.37
Buckley School NR No Private K-9 374 0.38
Gan Aliya NR No Private PK-K 42 0.46
P.S. 183 Robert L Stevenson 8 No Public PK, K-5 498 0.51
P.S. 183 Robert L Stevenson 8 No Public PK, K-5 498 0.51
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 0.55
Rabbi Arthur Schneier Park East Day School NR No Private PK-8 264 0.16
The Browning School NR No Private K-12 418 0.20
Ella Baker School 7 No Public PK, K-8 337 0.37
Buckley School NR No Private K-9 374 0.38
The Hewitt School NR No Private K-12 522 0.49
The Cathedral School NR No Private K-8 53 0.57
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Dominican Academy NR No Private 9-12 0 0.11
Dominican Academy NR No Private 9-12 218 0.12
St Vincent Ferrer High School NR No Private 9-12 433 0.12
The Browning School NR No Private K-12 418 0.20
Manhattan High School For Girls NR No Private 9-12 204 0.22
Urban Academy Laboratory High School 1 No Public 9-12 135 0.37
Talent Unlimited High School 7 No Public 9-12 438 0.37
Vanguard High School 5 No Public 9-12 421 0.37
Manhattan International High School 1 No Public 9-12 352 0.37
Art and Design High School 8 No Public 9-12 1,469 0.54

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 635 Park Avenue, New York, NY

872 Lexington Ave, New York 631 Park Ave, New York 167 E 65th St, New York 164 E 66th St, New York 156 E 66th St, New York 108 E 66th St, New York 878 Lexington Ave, New York 159 E 65th St, New York 1124 3rd Ave, New York 880 Lexington Ave, New York 154 E 66th St, New York 133 E 65th St, New York 181 E 65th St, New York 112 E 66th St, New York 126 E 66th St, New York 131 E 65th St, New York 888 Lexington Ave, New York 110 E 66th St, New York 116 E 66th St, New York 122 E 66th St, New York

Nearby ZIP codes for 635 Park Avenue, New York, NY

10017, New York City, NY 10021, New York City, NY 10022, New York City, NY 10028, New York City, NY 10044, New York City, NY 10075, New York City, NY 10103, New York City, NY 10112, New York City, NY 10152, New York City, NY 10154, New York City, NY 10162, New York City, NY 10167, New York City, NY 10169, New York City, NY 10170, New York City, NY 10171, New York City, NY 10172, New York City, NY 10174, New York City, NY 10177, New York City, NY

Frequently asked questions

What is the year built for 635 Park Avenue, New York, NY 10065?

The development at 635 Park Avenue, New York, NY 10065 was built in 1913.

What is the total square footage of 635 Park Avenue, New York, NY 10065?

635 Park Avenue, New York, NY 10065 has a total of 67,600 square feet.

What is the assessed value of 635 Park Avenue, New York, NY 10065?

635 Park Avenue, New York, NY 10065 is currently assessed at $9,554,400.

What are the property taxes for 635 Park Avenue, New York, NY 10065?

The property taxes for 635 Park Avenue, New York, NY 10065 total $1,158,319.

How many residential units does this building have?

This building has 16 residential unit(s).

Disclaimer

Copyright 2003-2026 by PropertyShark.com

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

Sign up for a free account