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725 Union St 3,504 SF Flex Condo Unit Offered at $2,250,000 in Brooklyn, NY 11215

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INVESTMENT HIGHLIGHTS

  • Upper Level Beauty & Charm: 12-ft ceilings, red oak floors, loft-bedroom, exposed brick, tin ceilings, wood-burning fireplace, massive storage space.
  • Very Low Monthlies. Split-system HVAC. In-unit Washer/Dryer. Great access to public transit.
  • Transformative Lower Level to Launch your Vision: Currently configured as a big dance studio with den/guest room & office. Create your Vision.

EXECUTIVE SUMMARY

LIVE – WORK - INVESTMENT Opportunity in the Heart of Park Slope 3,500+ SF Duplex Loft | Commercial & Residential Potential An exceptional opportunity to own a truly versatile duplex loft condo in prime Park Slope. Spanning over 3,500 square feet, this expansive space combines authentic industrial character with modern updates—perfect for entrepreneurs, creative professionals, and investors alike. Currently configured as a live-work residence, the upper level offers lofted ceilings over 12 feet high, south-facing windows, exposed brick, tin ceilings, and custom artisan ironwork. The open floor plan includes a lofted sleeping area and can easily have a second bedroom added without compromising the full beauty and expanse of the space. Thoughtfully designed chef’s kitchen with cherry cabinetry, convection oven, and dishwasher, as well as a spa-inspired bath with terra cotta tile, rainfall shower, and clawfoot tub. Additional features include a large walk-in closet, laundry room, and integrated storage, all designed for comfort and functionality. The lower level transforms into a dramatic, open flexible space—formerly a professional dance studio—featuring sprung wood floors, mirrored walls, exposed brick, an office, den, and flexible storage. Ideal for a studio, showroom, wellness space, architecture office, gallery, or other artistic uses. This gas-free residence is equipped with split-system HVAC on both levels and an energy-efficient, on-demand hot water system. Incredible opportunity to own a mixed use residence located on one of Park Slope’s most desirable blocks, moments from 5th Avenue’s thriving commercial corridor and close to Prospect Park, the Brooklyn Museum, and BAM. Accessible via multiple subway lines, this location is as convenient as it is inspiring. Whether you're seeking a one-of-a-kind home, a mixed-use investment, or a home base for your creative business—this is a loft like no other.

PROPERTY FACTS

Total Building Size 9,684 SF
Property Type Multifamily (Condo)
Property Subtype
Apartment
  • General Retail Storefront Retail/Residential
  • Office Office Residential
Building Class C
Floors 4
Typical Floor Size 2,130 SF
Year Built 1920
Lot Size 0.06 AC
Zoning R6A, C1-4 - Apartment 1 is zoned for Flex Use: R6A, C1-4 | Commercial & Residential Potential

AMENITIES

  • Smoke Detector

UNIT AMENITIES

  • Air Conditioning
  • Dishwasher
  • Disposal
  • Fireplace
  • Storage Space
  • Tile Floors
  • Kitchen
  • Granite Countertops
  • Hardwood Floors
  • Sprinkler System
  • Tub/Shower
  • Walk-In Closets
  • Den
  • Framed Mirrors
  • Instant Hot Water
  • Island Kitchen
  • Linen Closet
  • Loft Layout
  • Mud Room
  • Office
  • Pantry
  • Recreation Room
  • Workshop

SITE AMENITIES

  • Fitness Center
  • Private Bathroom

1 UNIT AVAILABLE

Unit 1

Unit Size 3,504 SF
Price $2,250,000
Price Per SF $642.12
Condo Use Flex
Sale Type Investment or Owner User
Sale Conditions 1031 Exchange
DESCRIPTION

Live-Work Duplex Loft Condo in Park Slope Brooklyn. Can be transformed into your own businesses in fields of architecture, wellness, music, arts. There is currently a commercial dance studio (in the basement level of the duplex) with mirrors, and a sprung wood floor covered which is covered in a professional Marley dance flooring.

725 Birds Eye LG
725-Union- #1 Floor Plan
View Photo 725 Birds Eye LG
View Photo 725-Union- #1 Floor Plan

UNIT MIX INFORMATION

DESCRIPTION NO. UNITS AVG. RENT/MO SF
1+1.5 1 - 3,504
Walk Score®
Walker's Paradise (99)
Transit Score®
Rider's Paradise (100)
Bike Score®
Biker's Paradise (90)
What is a Walk Score®, Transit Score® & Bike Score®?
Walk Score® measures the walkability of any address.
Transit Score® measures access to public transit.
Bike Score® measures bikeability of a location.
What is a Walk Score®
, Transit Score® & Bike Score?
Walk Score® measures the walkability
of any address. Transit Score®
measures access to public transit. Bike Score®
measures bikeability of a location.®
  • Listing ID: 35608969

  • Date on Market: 4/23/2025

  • Last Updated:

  • Address: 725 Union St, Brooklyn, NY 11215

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