820 Flatbush Ave is a mixed-use commercial property located along the Flatbush Avenue corridor in the Flatbush neighborhood of Brooklyn, New York. The building is a three-story structure originally constructed in 1910 and is positioned near the intersection of Flatbush Avenue, Church Avenue, and Caton Avenue, providing visibility along one of Brooklyn's primary commercial thoroughfares. The property contains medical and professional office users and has recently been marketed for medical office occupancy. Available space has been described as a former physician's office with utilities included, offering an opportunity for healthcare practitioners seeking an established medical setting. The surrounding area features dense residential neighborhoods, neighborhood retail, public transportation access, and a large customer and workforce base throughout central Brooklyn.