New York City  »  10021  »  E 70th St  »  421 E 70th St

421 East 70th Street, New York, NY 10021 - Property report

Also known as: 421 E 70th St

Property image for 421 East 70th Street, New York, NY 10021
static Mapbox map

Property type

Old Law Tenement (C4)

Year built

1940

Lot sq. ft.

1,388

General information

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Address
Primary address
421 East 70th Street
ZIP code
10021
Neighborhood
Lenox Hill
Borough
Manhattan
Block & lot
01465-0015

Owner

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Building
Property type
Old Law Tenement (C4)
Building sq. ft.
5,685
Building dimensions
25 ft x 44 ft
Buildings on lot
1
Stories
5
Year built
1940
Last altered
1986
Building material
Masonry
Tax
Tax year
2026-2027
Tax class
Floor area ratio (FAR)
Commercial FAR
Residential FAR
Buildable area
Zoning & Use
Zoning
Qualified opportunity zone
Residential units
12
Residential sq. ft.
Commercial units
0
Office sq. ft.
Retail sq. ft.
Lot
Frontage(s)
East 70 Street (narrow)
Nearest wide street
York Avenue
Distance to wide street
Lot dimensions
25 ft x 55.5 ft
Lot sq. ft.
1,388

Area overview

Walk score
98 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
85 /100.  Very Bikeable
School district
2
Community district
8
Closest police station
0.43 Miles
Closest fire station
0.39 Miles

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

Ownership

Ownership information for 421 East 70th Street, New York, NY

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

Sales history for 421 East 70th Street, New York, NY 10021

No recently recorded sales for this property.

More about New York City property records.

Title documents

Date Type Amount Party 1 Party 2
01/04/2024 - R UCC3 Continuation
(2024010400281001)		 XXX XXXXXXXXXX XXXXXXX XXXXXXXXX XXXX
01/19/2000 - R Sundry Miscellaneous
(1550006961755)		 XXXXXXXX XXXXXXXXXXXXXXX XXX
04/18/2008 - R
03/31/1999 - D		 Satisfaction of Mortgage
(2008041801539001)		 XXXXX XXXXXXX XXXXXXXXXX XXX XXXXX XXXX XX
11/17/1994 - R Mortgage
(ft_1260004495226)		 XXXXX XXXXXXX XXXXXXXXXX XX X XXXXXXXX XXXXXXXXXXXXXXX XXX
11/17/1994 - R Assignment, Mortgage
(1420004496342)		 XXXXX XXXXXXX XXXXXXXXXX XXX XXXXXXXX XXXXXXXXXXXXXXX XXX
01/05/1989 - R Satisfaction of Mortgage
(1370000284537)		 XXXXXXX XX XXXXXXXX XXXXXXX XX XXXX XXXX
07/01/1986 - R Deed
(1740000145674)		 XXXXXXXXX XXXXXXXX XXXXX XXXXXXX XXXXXX XX
08/09/1979 - R Mortgage
(1630008611263)		 XXXXXXX XX XX XXXXXXXX XXXXXXX XX XXXXXXX XXXX
08/08/1979 - R Deed
(1800008611180)		 XXXXXXX XXXXXXXXXX XXXXXXX XX XX XXXXXXXX
08/07/1979 - R Miscellaneous
(1940008611094)

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 421 East 70th Street, 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
Municipal exemptions
Recent tax assessments
Market value
$1,175,000
Assessed value
$528,750

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 $1,310,000 $589,500 $0 12.439% $67,148 $0 n/a
2024/25 $1,169,000 $526,050 $0 12.5% $65,756 $0 n/a
2023/24 $1,055,000 $474,750 $0 12.502% $59,353 $0 n/a
2022/23 $1,252,000 $563,400 $0 12.267% $67,545 $0 n/a
2021/22 $1,212,000 $545,400 $0 12.235% $64,428 $0 n/a
2020/21 $1,347,000 $606,150 $171,176 12.267% $61,759 $20,998 +6.37%
2019/20 $1,261,000 $567,450 $158,263 12.473% $58,059 $19,740 +8.76%
2018/19 $1,046,000 $470,700 $143,912 12.612% $53,383 $18,150 +4.84%
2017/18 $985,000 $443,250 $136,109 12.719% $50,917 $17,312 +3.62%
2016/17 $955,000 $429,750 $129,591 12.892% $49,138 $16,707 +8.58%
Permits

Permit information for 421 East 70th Street, New York, NY

Filing date Job type Job status Job description Initial cost
01/28/2020 Alteration
01/15/2020 Alteration
11/30/2017 Alteration type 3
05/13/2011 Alteration type 2
05/21/1999 Alteration type 2

*Most recent permits on record for this property.

More about New York City property records

Violations

HPD Violations

No recently recorded violations for this property.

Neighborhood

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

$1,242,757

-7.9% Y-o-Y

Median price/sq. ft.

$1,367

2.6% Y-o-Y

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
2nd Ave & 69th St at SE Corner
Station lines
Q
Distance (miles)
0.218
View subway map

Access the detailed traffic volume map for 421 East 70th Street, New York, NY 10021 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)
P.S. 183 Robert L Stevenson 8 Yes Public PK, K-5 498 0.19
P.S. 183 Robert L Stevenson 8 Yes Public PK, K-5 498 0.19
Ella Baker School 7 No Public PK, K-8 337 0.23
Ella Baker School 7 No Public PK, K-8 337 0.23
The Cathedral School NR No Private K-8 53 0.27
Lycee Francais De New York NR No Private PK-12 1,364 0.28
Lycee Francais De New York NR No Private PK-12 1,364 0.28
The Town School NR No Private PK-8 384 0.34
The Town School NR No Private PK-8 384 0.34
P.S. 158 Baylard Taylor 9 No Public PK, K-5 644 0.38
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 0.42
Ella Baker School 7 No Public PK, K-8 337 0.23
The Cathedral School NR No Private K-8 53 0.27
Lycee Francais De New York NR No Private PK-12 1,364 0.28
The Town School NR No Private PK-8 384 0.34
YORKVILLE EAST MIDDLE SCHOOL 9 No Public 6-8 256 0.38
The Child School NR No Private K-12 340 0.41
P.S. Is 217 Roosevelt Island 7 No Public PK, K-8 716 0.41
Rabbi Arthur Schneier Park East Day School NR No Private PK-8 264 0.42
Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Urban Academy Laboratory High School 1 No Public 9-12 135 0.23
Vanguard High School 5 No Public 9-12 421 0.23
Talent Unlimited High School 7 No Public 9-12 438 0.23
Manhattan International High School 1 No Public 9-12 352 0.23
Lycee Francais De New York NR No Private PK-12 1,364 0.28
Eleanor Roosevelt High School 10 No Public 9-12 541 0.31
The Child School NR No Private K-12 340 0.41
Rudolf Steiner Upper School NR No Private 7-12 0 0.42
Manhattan High School For Girls NR No Private 9-12 204 0.43
The Birch Wathen Lenox School NR No Private K-12 541 0.46

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

Neighbors for 421 East 70th Street, New York, NY

415 E 71st St, New York 1339 York Ave, New York 417 E 70th St, New York 405 E 70th St, New York 1330 1st Ave, New York 413 E 70th St, New York 403 E 70th St, New York 437 E 71st St, New York 407 E 70th St, New York 400 E 70th St, New York 404 E 70th St, New York 420 E 71st St, New York 1305 York Ave, New York 414 E 71st St, New York 439 E 71st St, New York 434 E 72nd St, New York 418 E 71st St, New York 419 E 70th St, New York 411 E 70th St, New York 423 E 70th St, New York

Nearby ZIP codes for 421 East 70th Street, New York, NY

10017, New York City, NY 10022, New York City, NY 10028, New York City, NY 10044, New York City, NY 10065, New York City, NY 10075, New York City, NY 10103, New York City, NY 10128, 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 10177, New York City, NY 11109, New York City, NY

Frequently asked questions

What is the year built for 421 East 70th Street, New York, NY 10021?

The development at 421 East 70th Street, New York, NY 10021 was built in 1940.

What is the total square footage of 421 East 70th Street, New York, NY 10021?

421 East 70th Street, New York, NY 10021 has a total of 5,685 square feet.

What is the assessed value of 421 East 70th Street, New York, NY 10021?

421 East 70th Street, New York, NY 10021 is currently assessed at $528,750.

How many residential units does this building have?

This building has 12 residential unit(s).

Disclaimer

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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.

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