Skip Navigation
StreetEasy Logo
Printed from StreetEasy.com at 02:36 PM, Dec 28 2025

Ansonia Court at 420 12th St. #J4L

Located at Ansonia Court 420 12th Street, #J4l, Brooklyn, NY Co-op in Park Slope, Brooklyn
This unit is not currently listed on StreetEasy Other units available in this building: 1 active sales listing | 1 active rental listing
3 beds, 2 baths, 1,480 ft²

Penthouse at the renowned Ansonia Court!

This luxurious top-floor loft in the southwest corner of the building is truly swoon-worthy. Nestled above the verdant treetops in the heart of South Slope this top floor 3 Bedroom has unrivaled light and feel.

Residence J4L is a spacious 3-bedroom, 2-bathroom co-op.

Penthouse at the renowned Ansonia Court!

This luxurious top-floor loft in the southwest corner of the building is truly swoon-worthy. Nestled above the verdant treetops in the heart of South Slope this top floor 3 Bedroom has unrivaled light and feel.

Residence J4L is a spacious 3-bedroom, 2-bathroom co-op. This open floor plan loft offers beautiful views and an abundance of natural light streaming through large, newly installed factory-style windows. Exquisitely reimagined and flawlessly renovated, this expansive loft offers the perfect blend of contemporary luxury and timeless charm. At the heart of the home is a stunning chef’s kitchen, featuring custom white marble countertops and a farmhouse sink, all designed with functionality and elegance in mind. The custom millwork, paired with top-tier integrated appliances, creates an inviting atmosphere that is also incredibly functional. Natural light pours through four oversized windows in the grand living and dining area, providing open views and a wonderful sense of space. This versatile great room comfortably accommodates both a formal dining area with built-in dining bench and a cozy lounge with a sleek fireplace, perfect for intimate gatherings.

Throughout the home, you’ll find original exposed brick mixed with new oak flooring, enhancing the character of the loft. Every detail has been thoughtfully upgraded, including new windows, custom millwork, two opulent spa baths, and all-new mechanical systems. A vented washer-dryer and in-wall AC units, beautifully concealed by custom barn doors, ensure both comfort and convenience.

The oversized corner primary suite is a true sanctuary, with four expansive factory windows that bathe the room in light. The accompanying spa-like ensuite bath is nothing short of indulgent, featuring a luxurious soaking tub and a separate shower built for two, creating an experience of total relaxation. This home is a true masterpiece


Want to see who currently owns this property? Register now - it's free
See a problem with this listing? Report it here.

About the Building

Ansonia Court 420 12th Street  Brooklyn, NY 11215

Co-op in Park Slope

  • 70 Units
  • 4 Stories
  • 1881 Built

Sales listings: 1 in contract and 76 previous
Rentals listings: 1 active and 23 previous
Documents and Permits: 306 documents

Unit History

Nearby

Transportation

  • F G at 7th Av

    0.15 miles

  • F G at Prospect Park-15 St

    0.27 miles

  • F G R at 4 Av-9 St

    0.5 miles

  • R at Prospect Av

    0.52 miles

  • R at 25th St

    0.85 miles

View subway lines on Google Maps

Schools

District 15 - Schools zoned for this address:
P.S. 107 John W. Kimball

(PK,0K,01,02,03,04,05,SE)

Disclaimer: School attendance zone boundaries are not guaranteed to be accurate – they are provided by a third party and subject to change. Check with the applicable school district prior to making a decision based on these boundaries.