roofy
For saleApartmentNewScore 60

2-bedroom apartment for sale in Park Slope

423 15th St Unit 3BB, Park Slope, Brooklyn, New York, NY, 11215

$699,000
Asking price · in USD
Bedrooms
2: 2+ bedroom homes for sale in ZIP 11215
Bathrooms
1: Homes with 1+ bathroom for sale in ZIP 11215
Size
—
Type
Apartment: Apartments for sale in ZIP 11215
Available
Now
Year built
1909: Building details

About this home

Apartment for sale in Park Slope, Brooklyn: 2 bedrooms, 1 bathroom. Asking price $699,000. Built in 1909.

From the original listing · Realtor.comShow

Welcome to 423 15th Street, where this bright and cheerful co-op blends contemporary comfort with classic Brooklyn character. Originally configured as a one-bedroom and thoughtfully converted into a two-bedroom, this versatile home offers endless possibilities for layouts to suit your needs, whether you envision a home office, guest room, or additional living space. The heart of this lovely apartment is the beautifully renovated open kitchen featuring abundant cabinetry, stainless-steel appliances, generous counter space, and a substantial center island with seating and storage. Perfect for entertaining, the kitchen overlooks a welcoming living room with high ceilings, oversized windows, exposed brick, and new Pergo flooring. Both bedrooms are comfortably proportioned and offer ample closet space, while ceiling fans provide added comfort. The updated bathroom features a clean, contemporary aesthetic, with modern fixtures and a glass-enclosed tub and shower. A stacked washer and dryer conveniently located within the apartment adds an exceptional level of ease to everyday living. Additional amenities include an assigned basement storage space and access to the building's inviting outdoor patio- a peaceful retreat for relaxing, entertaining, or simply enjoying some fresh air. The flexible layout, thoughtful updates, and classic Brooklyn charm, 423 15th Street offers a wonderful opportunity to create a home that reflects your lifestyle. This lovely home also provides easy access to Prospect Park, the F/G subway lines, Nitehawk Cinema and the Park Slope Armory, all of which are just a few blocks away, Park Slope and nearby Windsor Terrace also offer a vibrant dining scene with cafes and restaurants in every direction, including Cuppa Hive, Krupa Bakery, Pasta Louise, Mash Inn, Lore, Double Windsor and more. With its well-designed layout, thoughtful renovations, generous natural light, in-unit laundry, private storage, and shared outdoor space, Apartment 3B offers the perfect combination of style, comfort, and functionality in the heart of Brooklyn. Contact us for a private viewing today!

Description from Realtor.com, shown as published there. See the original listing

Roofy listing score

Grade C, 60/100 · Fairly complete

How complete and honest this listing is, from what the source sites show and Roofy’s own checks. It isn’t a rating of the home or the agent. How the score works

  • Photos25/25
    • Full points: 8 photos15/15
    • Full points: Large, clear photos (about 1,000 px)10/10
  • Details14/20
    • Full points: Price stated3/3
    • Full points: Bedrooms stated2/2
    • Full points: Bathrooms stated2/2
    • No points: No size0/2
    • Does not apply: Move-in date: does not apply2/2
    • Does not apply: Lease length: does not apply1/1
    • No points: No pet policy0/1
    • Full points: Laundry mentioned1/1
    • No points: Heat and utilities not mentioned0/1
    • No points: No amenities listed0/2
    • Full points: Description of 319 words3/3
  • True cost3/15
    • No points: No running costs stated (HOA, service charge or taxes)0/8
    • Some points: Priced 50% below similar homes in its neighborhood3/7
  • Accuracy12/15
    • Nothing to compare: Listed on one site, nothing to compare3/6
    • Full points: Agrees with city records (built 1909, 16 homes)5/5
    • Full points: Confirmed on its source site yesterday4/4
  • Legal6/10
    • Full points: No fair-housing problems found in the wording6/6
    • No points: No active license found for the agent0/4
  • Trust0/15
    • No points: Not claimed on Roofy by the agent or owner0/10
    • No points: The agent is not verified on Roofy0/5

Scored Nov 2, 2026 · Score version 1. No one can pay to change a score.

Buying costs

What this price means for you each month, with the price filled in.

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Compared with the area

Asks $699,000, 50% below the median asking price for 2-bedroom homes for sale in Park Slope.

Median here
$1,395,000
31 listings, last 90 days
Typical range
$1,224,500–$1,872,500
The middle half of listings

Priced far below similar homes here. Check the price before you trust it.

Asking prices of listings on Roofy and listing sites in the last 90 days, not signed leases or sale prices. One currency, never converted.

More about Park Slope

Location

Location as the listing shows it.Open in Google Maps

Nearby transit

  • 15 St-Prospect ParkF G4 min walk
  • 7 AvF G8 min walk
  • Prospect AvR16 min walk

Nearby public schools · District 15

Distance only, not school zones. Check the zoned school with NYC Public Schools.

The building

16 units · 4 floors · built 1909

Building record (NYC)

NYC records as of Nov 1 (weekly)

423 15 Street · BBL 3-01103-0069 · built 1909 · 16 units

Roofy building score 97/100 · Well keptAbout the building, from HPD violations. Not an inspection.
Building type
Walk-up apartment building
Open HPD violations
None
Heat complaints
0 this season
Complaints, last 12 months
1
Rent stabilization
May have stabilized units
Last sale (12-month file)
$900,000 on Jul 9, 2026

No open immediately hazardous (Class C) violations.

See the full building record

Public NYC records about the building, not about the person listing it. Buyers and renters can see them on city websites too. Source: NYC Open Data (DCP PLUTO, HPD, DOF).

Added to Roofy Oct 30, 2026Last checked on Realtor.com Oct 31, 2026Roofy doesn’t verify listings. Never send money before seeing a home.

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