NOT LISTED FOR SALE

521 3rd St Unit 2 Brooklyn, NY 11215

Park Slope Neighborhood

Estimated Value: $4,664,000 - $5,186,158

5 Beds
2.5 Baths
-- Sq Ft
1899 Built

About This Home

As of June 2025

Classic Triplex Brownstone Townhouse Rental on one of the most coveted blocks in all of Park Slope now available! Featuring 5 bedrooms, 2.5 bathrooms, and 13 foot ceilings complete with original details and 6 decorative fireplaces! Brand new kitchen with Bosch appliances, Robern cabinets and Carrera marble countertops. Primary Bathroom features Kohler fixtures, deep-soaking Duravit tub, and original stained glass window. House has fully-restored wooden shutters and original pocket doors as well as historic dressing room pass-throughs for use as storage or home offices. Outdoor amenities include wide front brownstone stoop plus serene backyard deck and patio. This house is a prime example of ornate 19th Century
Park Slope architecture combined with thoughtful modern updates. Newly renovated with split-system Mitsubishi AC/Heat units and a new stacked LG washer / dryer included. Pets upon approval. Tenants pays electric and gas. PS 321 School Zone. 1.5 blocks to entrance of Prospect Park, 2 blocks to Citibike, stores, restaurants, shopping, and transportation. Act fast! This gem will not last!

Last Agent to Rent the Property

Alex Weider

Brown Harris Stevens Brooklyn LLC License #10401288214 Listed on: 06/01/2025

Brown Harris Stevens Brooklyn LLC

Last Renter's Agent

Direct Deal Listing

Direct Deal License #A

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
Collateral Analytics

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ICE

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Average Value
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List Price
Sold Price
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Property Details

Home Type

  • Co-Op

Year Built

  • Built in 1899

Home Design

  • Entry on the 2nd floor

Interior Spaces

  • 3-Story Property
  • Decorative Fireplace
  • City Views

Bedrooms and Bathrooms

  • 5 Bedrooms

Utilities

  • No Cooling

Community Details

  • 2 Units
  • Park Slope Subdivision

Listing and Financial Details

  • Property Available on 7/1/25
  • Legal Lot and Block 0016 / 01824

Property Details

Home Type

Co-Op

Year Built

Built in 1899

Lot Details

0 Sq Ft Lot

Rental Info

  • Land Lease: No
  • Furnished: Unfurnished
  • Available Date: 2025-07-01

Listing Details

  • Property SubType: Apartment
  • Property Type: Residential Lease
  • Neighborhood: Park Slope
  • Architectural Style: Walk-Up
  • Entry Level: 2
  • Pets No Pets Comments: no dogs,
  • Special Features: None
  • Property Sub Type: Coop
  • Stories: 3

Interior Features

  • Fireplace Features: Decorative
  • Fireplaces: 1
  • Fireplace: Yes
  • Living Area Units: Square Feet
  • Basement: No
  • Basement: Other

Beds/Baths

  • Full Bathrooms: 2
  • Half Bathrooms: 1
  • Bathrooms Integer: 3
  • Bedrooms: 5

Exterior Features

  • View: City
  • View: Yes
  • Exterior Features: Private Outdoor Space Under 60 Sqft
  • Patio/Porch Features: None

Garage/Parking

  • Garage: No

Utilities

  • Laundry Features: Building Other
  • Cooling: No

Condo/Co-op/Association

  • Common Charge/Maintenance Fee Frequency: Monthly
  • Common Interest: Stock Cooperative

Lot Info

  • Zoning Description: R6B

Building Info

  • New Construction: No
  • Units: 2
  • Total Stories: 3
  • Year Built: 1899

Tax Info

  • Tax Block: 01824
  • Tax Lot: 0016

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Jul 26, 2021
Sold by
Bought by
Current Estimated Value
$4,865,053

Purchase Details

Closed on
Jun 24, 2004
Sold by
Bought by
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Park Slope, NY

  • Jamie Heinlein Real Estate Agent - Compass

    Jamie Heinlein

    Compass

    (646) 933-1437

    114 Total Sales

    6 in Park Slope

    $750K - $1.7M Price Range

    Jamie Heinlein
     Section Image
  • Hiram Borrero Real Estate Agent - Revived Residential

    Hiram Borrero

    Revived Residential

    (888) 613-3019

    36 Total Sales

    3 in Park Slope

    $598K - $3.9M Price Range

    Hiram Borrero
     Section Image
  • Joanna Mayfield Marks Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Joanna Mayfield Marks

    Brown Harris Stevens Brooklyn LLC

    (929) 552-6159

    87 Total Sales

    15 in Park Slope

    $300K - $3.9M Price Range

    Joanna Mayfield Marks
     Section Image
  • Donald Brennan Real Estate Agent - Brennan Realty Services LLC

    Donald Brennan

    Brennan Realty Services LLC

    (973) 649-9527

    13 Total Sales

    1 in Park Slope

    $3,750,000 Price

    Donald Brennan
     Section Image
  • Andreea Miller Real Estate Agent - Corcoran Group

    Andreea Miller

    Corcoran Group

    (833) 556-7371

    49 Total Sales

    3 in Park Slope

    $730K - $4.3M Price Range

    Andreea Miller
     Section Image
  • Rachel Wood Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Rachel Wood

    Brown Harris Stevens Brooklyn LLC

    (855) 617-5877

    13 Total Sales

    2 in Park Slope

    $675K - $2.5M Price Range

    Rachel Wood
     Section Image
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Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Buyer Sale Price Title Company
-- --
-- --
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Borrower Loan Amount
Closed $250,000
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
06/09/2025 06/09/25 Rented $13,500 0.0% --
06/01/2025 06/01/25 For Rent $13,500 -- --
Source: Real Estate Board of New York (REBNY)

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2026 $13,177 $284,580 $43,500 $241,080
2025 $12,435 $312,120 $43,500 $268,620
2024 $12,435 $298,380 $43,500 $254,880
2023 $12,574 $323,280 $43,500 $279,780
2022 $10,436 $265,020 $43,500 $221,520
2021 $10,016 $272,820 $43,500 $229,320
2020 $4,633 $330,840 $43,500 $287,340
2019 $10,500 $282,780 $43,500 $239,280
2018 $10,220 $51,595 $10,615 $40,980
2017 $10,132 $51,175 $8,498 $42,677
2016 $9,342 $48,279 $8,424 $39,855
2015 $5,603 $45,559 $10,572 $34,987
2014 $5,603 $42,996 $11,972 $31,024
Source: Public Records

Agents Affiliated with this Home

  • Alex Weider Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Landlord's Agent in 2025

    Alex Weider

    Brown Harris Stevens Brooklyn LLC

    (917) 373-9039

    1 in this area

    1 Total Sale

    Alex Weider
    Section Image

  • D

    Tenant's Agent in 2025

    Direct Deal Listing

    Direct Deal

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Map

Source: Real Estate Board of New York (REBNY)

MLS Number: RLS20027916

Real Estate Board of New York (REBNY)

APN: 01078-0066

New York Kings County Brooklyn 11215 Park Slope

521 3rd St Unit 2, Brooklyn, NY

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Real Estate Board of New York (REBNY) This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.

RLS Data display by Homes.com LLC

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