Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
420 6th Avenue #10
Closed For Sale Co-op

$925,000

420 6th Avenue #10

Park Slope, Brooklyn

MLS® #RLS10711334

RLS at REBNY

Listing by Compass

2

Bedrooms

1

Bath

N/A

Sq. Ft.

1900

Year Built

Quick Summary

Bedrooms 2
Bathrooms 1
Year Built 1900
Ownership Co-op
Neighborhood Park Slope
Floor 1 of 4

Property Highlights

  • Views: City
  • Exposure: East,West facing
  • Style: Prewar architecture

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 4
Baths 1 Full
Floor 1 of 4
View City
Exposure East,West
Cooling Window Units
Pets Yes
Cross Street 8th Street/9th Street
Year Built 1900
Architectural Style Prewar
Parcel # 01005-0042-00420-000-0000010
Block/Lot 1005/42

Listing History

Event Date Price Change
Listed Apr 14, 2021 $925,000 -
Currently Apr 25, 2026 $925,000 -

Description

Centrally located in Park Slope, this updated two bedroom, one bath co-op is poised to welcome you home. Immediately upon entering the unit, you are greeted with a thoughtful, customized entry way that maximizes storage space with built in cubbies and a large closet. The slightly sunken living room is expansive and features two large windows with bright eastern exposure. The living room flows into an open dining area with custom built ins and large, western facing windows. The recently renovated kitchen has stainless steel appliances and brand new, custom cabinetry with enough storage to make any home chef sing. Both bedrooms are spacious with large windows and roomy closets with overhead storage. The bathroom was gut renovated in Fall 2020 with new tile, grout and Toto appliances. There is an in unit washer/dryer. Unit comes with a basement storage cage and there is a shared roof deck with sweeping views of Manhattan and the Statue of Liberty. 420 6th Ave is a self-managed 12 unit coop. Cats are allowed but sorry, no dogs. There is cage storage that comes with the unit, as well as basement bike storage. The building has a locked stroller bin available for all residents to use. No flip tax, no subletting. The location of this unit is unbeatable. One block from the F/G train at 9th Street, two blocks to Prospect Park, and directly across the street from the public library. Colson's Patisserie, the YMCA and more all at your doorstep.

Features & Amenities

Interior Features

Separate Formal Dining Room Common Area

Exterior Features

Building Roof Deck

Appliances

Dryer Washer

Building Information

Park Slope is a well-known Brooklyn neighborhood, recognized for its tree-lined streets and preserved brownstones. Bordering the western edge of Prospect Park, the neighborhood offers convenient access to green space. The real estate market features a mix of historic townhouses, cooperatives, and modern condominiums, within walking distance of the park.

Park Slope Live Market Data

View Neighborhood

Active Listings

110

Median Asking Price

$1.70M

Median $/Sqft

$1,376

Avg Days on Market

N/A

New This Week

15

Price Reduced

16%

Sold (30 Days)

23

Median Sale Price

$1.66M

Live data from RLS at REBNY • Updated 4/25/26, 4:39 AM EST

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Location

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420 6th Avenue #10, Park Slope, Kings County • Near 8th Street/9th Street

Floor Plans

Floor Plan

Building Information

Official NYC property records for this building

1900
Year Built
126 years old
4
Floors
12
Residential Units
R6B
Zoning District
Walk-Up Apartments

Tax & Assessment

Assessed Value: $940,950
Land Value: $100,350
Exemptions: $6,870

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 2,745 SF
Building Area: 9,776 SF
Built FAR: 3.56
Allowed FAR: 2

Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)

Want help estimating ownership costs or understanding building compliance? Let's discuss

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $0 per month. Confirm the exact amount with the listing broker before making an offer.

This property has 2 bedrooms and 1 full bathroom.

According to MLS records, the building was constructed in 1900, making it approximately 126 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.

To schedule a private showing, contact Milton Coste at (917) 416-7433 or mcoste@kwnyc.com. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.

Have a question not answered here?

(917) 416-7433
MLS® ID: RLS10711334
First Listed: 4/14/2021
Price Changed: 7/9/2021
Closed: 7/9/2021
Contract Date: 4/13/2021

Listing Courtesy of Compass - Margaret Simmons

Listing Contact: (917) 855-8465

Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing 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. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.

Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.

Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.

RLS at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 4/25/2026 at 8:39 AM UTC

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