East Downtown Houston (EaDo) is a district in Houston, Texas. The East Downtown Management District (EDMD), manages the area with offices headquartered at START Houston, a co-working space 1121 Delano Street. The community is located east of Downtown Houston and north of Interstate 45. It is between the George R. Brown Convention Center and the East End district.

Downtown is the largest central business district in the city of Houston and the largest in the state of Texas, located near the geographic center of the metropolitan area at the confluence of Interstate 10, Interstate 45, and Interstate 69. The 1.84-square-mile (4.8 km2) district, enclosed by the aforementioned highways, contains the original townsite of Houston at the confluence of Buffalo Bayou and White Oak Bayou, a point known as Allen's Landing. Downtown has been the city's preeminent commercial district since its founding in 1836.