18.36666667, -66.1
Guaynabo (Spanish pronunciation: [ɡwajˈnaβo], locally [wajˈnaβo]) is a city, suburb of San Juan and municipality in the northern part of Puerto Rico, located in the northern coast of the island, north of Aguas Buenas, south of Cataño, east of Bayamón, and west of San Juan. Guaynabo is spread over 9 barrios and Guaynabo Pueblo (the downtown area and the administrative center of the suburb). Guaynabo is considered, along with its neighbors – San Juan and the municipalities of Bayamón, Carolina, Cataño, Trujillo Alto, and Toa Baja – to be part of the San Juan metropolitan area. It is also part of the larger San Juan-Caguas-Guaynabo Metropolitan Statistical Area, (the largest MSA in Puerto Rico).
The municipality has a land area of 27.13 square miles (70.3 km2) and a population of 89,780 as of the 2020 census. The municipality is known for being an affluent suburb of San Juan and for its former Irish heritage. The studios of WAPA-TV is located in Guaynabo.