New York City » 10065 » Park Ave » 521 Park Ave

521 Park Avenue #C, New York, NY 10065 - Property report

Also known as: 521 Park Ave #C

Property image for 521 Park Avenue #C, New York, NY 10065

Property type

Office Space (RB)

Year built

1912

Lot sq. ft.

6,025

Sale price

$1,450,000

General information

Address

Primary address

521 Park Avenue #C

ZIP code

10065

Neighborhood

Lenox Hill

Borough

Manhattan

Block & lot

01395-1102

Building

Property type

Office Space (RB)

Unit sq. ft.

720

Buildings on lot

Year built

1912

Sales

Sale date

05/09/2024

Sale price

$1,450,000

Tax

Tax year

2026-2027

Property tax

$18,511

Tax class

Zoning & Use

Residential units

Commercial units

Lot

Lot dimensions

100 ft x 60 ft

Lot sq. ft.

6,025

Area overview

Walk score

98 /100. Walker's Paradise

Transit score

100 /100. Rider's Paradise

Bike score

76 /100. Very Bikeable

School district

Community district

Closest police station

0.34 Miles

Closest fire station

0.35 Miles

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

Ownership

Ownership information for 521 Park Avenue #C, 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 521 Park Avenue #C, New York, NY 10065

Sale date	Sale price	Buyer name	Seller name
05/09/2024	$1,450,000	XXX XXXX XXXXXX XXXXX X XXX	XXX XXXXXX XXXXXX XXXXX XXX

*Most recent sale on record for this property.

More about New York City property records.

Title documents

Date	Type	Party 1	Party 2
05/23/2024 - R 05/09/2024 - D	Deed (2024052300621003)	XXX XXXXXX XXXXXX XXXXX XXX	XXX XXXX XXXXXX XXXXX X XXX
07/15/2020 - R 06/15/2020 - D	Deed (2020061400065001)	XXXXX XXXX X	XXX XXXXXX XXXXXX XXXXX XXX
06/15/2015 - R 06/03/2015 - D	Maps (2015060801524002)	XXX XXXX XXXXXX XXXXXXXXXXX
06/15/2015 - R 05/08/2015 - D	Amended Condo Declaration (2015060801524001)	XXX XXXX XXXXXX XXXXXXXXXXX
01/20/2011 - R 12/09/2010 - D	Amended Condo Declaration (2011011201074001)	XXX XXXXX XX XXXXXXXX
04/21/2004 - R 04/14/2004 - D	Amended Declaration (2004041401527001)	XXXXX XX XXXXXXXX XX XXX XXX XXXX XXX XXXXXXXXXXX
11/18/2003 - R 10/03/2003 - D	Amended Declaration (2003102302605001)	XXX XXXXX XX XXXXXXXX XX XXX XXX XXXX XXXXXX
08/19/2003 - R	UCC3 Termination (2003072900393001)	XXXXX XXXX X	XXXXXXXX XX
08/27/2010 - R 07/09/2003 - D	Satisfaction of Mortgage (2010081800359001)	XXXXX XXXX X	XXXXXXXX X X
10/03/1991 - R	Sundry Agreement (1890000382089)	XXX XXXX XXX XX XXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 521 Park Avenue #C, 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

$18,511

Municipal exemptions

Recent tax assessments

Market value

$423,181

Assessed value

$190,432

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	$394,012	$177,306	$160,531	10.848%	$17,414	$17,414	+0.59%
2024/25	$385,356	$173,410	$160,858	10.762%	$17,312	$17,312	+0.16%
2023/24	$371,161	$167,023	$163,172	10.592%	$17,283	$17,283	+4.88%
2022/23	$343,983	$154,792	$154,792	10.646%	$16,479	$16,479	+9.54%
2021/22	$310,832	$139,874	$139,875	10.755%	$15,044	$15,044	-16.15%
2020/21	$397,647	$178,941	$167,771	10.694%	$17,941	$17,941	+7.62%
2019/20	$411,063	$184,978	$158,208	10.537%	$16,670	$16,670	+7.68%
2018/19	$376,182	$169,282	$147,247	10.514%	$15,482	$15,482	+4.30%
2017/18	$373,412	$168,035	$141,181	10.514%	$14,844	$14,844	-0.98%
2016/17	$335,587	$151,014	$141,776	10.574%	$14,991	$14,991	+1.09%

Permits

Permit information for 521 Park Avenue #C, New York, NY

No recently recorded permits for this property.

More about New York City property records

Violations

DOB Violations

No recently recorded violations for this property.

Listings

Neighborhood

Manhattan commercial market stats

Review a detailed real estate market overview of Manhattan and assess current trends, property values, property types sold and transaction volumes. View the median price per square foot in Manhattan and compare it to other New York City boroughs.

Q2 2026 median price/sq. ft.

$729

10.4% Y-o-Y

Q1 2026 median price/sq. ft.

$807

22.4% Y-o-Y

2025 median price/sq. ft.

$630

-8.1% 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

FEMA flood zones

Hurricane evacuation zones

Subway & traffic

Closest station

Lexington Avenue & East 60th Street at SW Corner

Station lines

N-Q-R-4-5-6

Distance (miles)

0.069

View subway map

Access the detailed traffic volume map for 521 Park Avenue #C, 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

Neighbors for 521 Park Avenue #C, New York, NY

288 West St, New York 665 Lenox Ave, New York 30 E 10th St, New York 162 E 109th St, New York 197 E 4th St, New York 140 Broadway, New York 241 W 23rd St, New York 408 Broadway, New York 10 Gramercy Park S, New York 105 Rivington St, New York 301 E 29th St, New York 380 Broome St, New York 2330 Broadway, New York 111 Wall St, New York 36 Sutton Pl S, New York 77 E 125th St, New York 427 W 126th St, New York 21-41 Lenox Ave, New York 605 W 47th St, New York

Nearby ZIP codes for 521 Park Avenue #C, 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 521 Park Avenue #C, New York, NY 10065?

The development at 521 Park Avenue #C, New York, NY 10065 was built in 1912.

What is the market value of 521 Park Avenue #C, New York, NY 10065?

The current market value of 521 Park Avenue #C, New York, NY 10065 is $423,181.

What is the total square footage of 521 Park Avenue #C, New York, NY 10065?

521 Park Avenue #C, New York, NY 10065 has a total of 720 square feet.

What is the price per square foot for this property?

$2,013 per square foot is the price for 521 Park Avenue #C, New York, NY 10065.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 1.

Disclaimer

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.