21B
Home developer in Brooklyn, NY 11218
About this company
21B is listed as a home developer at 3823 13th Ave in Brooklyn, New York, in Kings County. It is one of 85 general contractors in ZIP 11218.
Other construction companies nearby
A&J General Construction Company1241 39th St, Brooklyn
0.1 mi(917) 624-4782
Sahab Contracting1251 36th St, Brooklyn
0.2 mi(718) 436-1574
Soft Stone Development4203 13th Ave, New York
0.2 mi(718) 851-1120
Amin Construction3616 14th Ave, Brooklyn
0.2 mi(718) 435-9337
Pasha Painting and Decorating Co1434 36th St, Brooklyn
0.2 mi(718) 871-8069
Housing market around ZIP 11218
Figures describe the local area, not this company.
Typical home value$973,000+5.1% past year · +23% in 10 years
Typical rent$3,156+1.6% past year
12-month value outlook+3.0%
New homes permitted, 20256,844Kings County
Days to sale agreement33New York metro · 32 a year ago
Listings with a price cut16.6%New York metro
Sale price vs list102.3%New York metro
New construction sales390New York metro, Aug · −29% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Kings County permitted 6,844 new homes in 2025, including 6,573 apartment units. 7% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.