400 - 6,000 SF Flexible Office Space for Lease | 21-25 Flatbush Avenue

For Lease

21-25 Flatbush Avenue , Brooklyn, NY 11217

The total number of office spaces available at 400 - 6,000 SF Flexible Office Space for Lease | 21-25 Flatbush Avenue is 3. Leasing opportunities in the building include office and medical office. There is a total of 10,500 square feet of space currently available for rent at this address. Of this, the minimum divisible area is 1,500 square feet.

Space Available For Lease 3

Contacts

Shlomi Bagdadi

Tri State Commercial Realty

Property Details

  • Property Type Office - General Office
  • Property Size 45,000 SF
  • Building Class B
  • Date Updated Oct 6, 2026
Just steps from Barclays Center, City Point, and the Fulton Street Mall, 21-25 Flatbush sits at one of the busiest intersections in Brooklyn. This area is home to a growing mix of tech companies, creative agencies, law firms, retail brands, and media studios, making it a hotspot for ambitious professionals and entrepreneurs. Daily foot traffic is high, public transit is unbeatable, and the energy is 24/7 thanks to a rapidly growing residential population and constant commercial buzz. Nearest Transit: 2, 3, 4, & 5 at Nevins St; N, Q, R, B, & D trains at Atlantic Ave; and the B67, B45, B41, & B26 bus lines. Nearby tenants include McDonald's, Junior’s Restaurant, Shake Shack, Sweet Chick, Starbucks, Dunkin’, Hungry Ghost, Devoción, Trader Joe’s, Whole Foods Market, Target, Primark, TD Bank, Chase Bank, CVS, Crunch Fitness, ALDI, Harbor Fitness, Blick Art Materials, Micro Center, Alamo Drafthouse, Gage & Tollner, DeKalb Market Hall, CKO Kickboxing Park Slope, Coffee Project New York, HI-BK Doggy Daycare, The Rockwell Place, 7-Eleven & more.21-25 Flatbush Avenue offers flexible office spaces ranging from approximately 400 - 6,000 SF in the heart of Downtown Brooklyn. Featuring high ceilings, customizable layouts, HVAC, white-boxed spaces, and flexible build-out options, the property can accommodate everything from boutique offices and startups to creative studios and full-floor users. Steps from Barclays Center, City Point, Fulton Street Mall, Atlantic Terminal, and numerous subway lines, the property provides exceptional access to transportation, dining, shopping, and neighborhood amenities.
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Highlights

  • 1013 FT ceilings
  • Basement storage areas available
  • Flexible, customizable layouts
  • Free-rent periods available
  • Full-floor and smaller office configurations available
  • Historic mixed-use building
  • HVAC in place
  • Located in Downtown Brooklyn
  • Office spaces from approximately 400 SF to 6,000+ SF
  • Ownership is described as flexible with build-outs and layouts
  • Soundproofed studios suitable for content creators, podcasters, photographers, and media-related businesses
  • Suitable for startups, creative agencies, professional offices, studios, and growing businesses
  • Tenant improvement allowances available
  • White-boxed spaces

Attachments

Getting around

  • 100/100

    Walk Score ®

  • 100/100

    Transit Score ®

  • 93/100

    Bike Score ®

Powered by Walk Score ®

Location

  • City Brooklyn, NY
  • Neighborhood Fort Greene
  • Zip Code 11217
  • Market Brooklyn

Points of Interest

  • brooklyn taxi company

    0.39 miles

  • Jay Street–MetroTech

    0.48 miles

  • Borough Hall

    0.62 miles

  • Clinton-Washington

    0.66 miles

  • Arecibo

    0.74 miles

  • Carroll Street

    0.95 miles

  • York Street

    0.99 miles

  • Classon Avenue

    1.05 miles

  • International Car Service

    1.06 miles

  • New Bell Car Service

    1.21 miles

  • Shell

    0.35 miles

  • Tesla Supercharger

    0.41 miles

  • Mobil

    0.48 miles

  • Emporium

    0.86 miles

  • Citgo

    1.06 miles

  • Sunoco

    1.09 miles

  • BP

    1.27 miles

  • Gulf

    1.32 miles

  • plugNYC

    1.37 miles

  • ChargePoint

    1.57 miles

  • Edison ParkFast

    0.36 miles

  • The Parking Club

    0.69 miles

  • Cielo Garage

    0.82 miles

  • NYPD Brooklyn Tow Pound

    0.89 miles

  • MPG

    1.02 miles

  • Underhill Garage

    1.05 miles

  • Garfield Garage

    1.06 miles

  • Rapid Park

    1.15 miles

  • Park Kwik

    1.18 miles

  • The Brooklyn Museum and Botanic Garden

    1.46 miles

  • EVEN Hotel

    0.10 miles

  • Holiday Inn Brooklyn Downtown

    0.14 miles

  • Ace Hotel

    0.20 miles

  • Hotel Indigo

    0.31 miles

  • Sheraton Brooklyn

    0.34 miles

  • Aloft - W Hotel

    0.35 miles

  • Hilton

    0.43 miles

  • Nu Hotel

    0.46 miles

  • The Baltic Hotel

    0.48 miles

  • Fairfield Inn

    0.55 miles

  • Whole Foods Market

    0.16 miles

  • Cookie's

    0.17 miles

  • Foodtown

    0.18 miles

  • Burlington

    0.21 miles

  • Mr. Mango

    0.21 miles

  • Target

    0.23 miles

  • City Point

    0.25 miles

  • Trader Joe's

    0.27 miles

  • Atlantic Terminal

    0.30 miles

  • TJ Maxx

    0.32 miles

21-25 Flatbush Avenue Listing Brief

  • Leasing rates here can depend on a variety of factors, including the quality rating of the property (property class or building class), the position of the available space within the building, any unique attributes that the listed space may include, as well as on the availability of on-site or nearby amenities. Reach out using the contact form available on this page to schedule a tour or to get more detailed information on the most modern facilities and amenities that 21-25 Flatbush Avenue has to offer.

  • See the listing area details for information and ratings regarding the degree of walkability in the neighborhood, the accessibility and frequency of public transit options, as well as the level of availability and quality of biking infrastructure in the area. What’s more, you can use the interactive map for a good overview of the area. Location details also include a breakdown of distance from the property to several essential amenities and points of interest, which may include parking facilities, fuel stations, stores, or hotels.

  • This property is in the Fort Greene neighborhood of Brooklyn and located within zip code 11217.

    21-25 Flatbush Avenue is rated class B. The building includes 45,000 square feet, of which 10,500 square feet is rentable office space.

Contact Listing Broker
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