page_title: San Juan–Caguas–Guaynabo metropolitan area
section_title: San Juan metropolitan area
hierarchical_section_title: San Juan–Caguas–Guaynabo metropolitan area / San Juan metropolitan area
caption_attribution_description: English: Locator map of the metropolitan area of San Juan, Puerto Rico. Español: Mapa de localización del área metropolitana de San Juan, Puerto Rico.
context_page_description: The San Juan–Caguas–Guaynabo metropolitan area is a United States Census Bureau defined metropolitan statistical area in northeastern Puerto Rico. A July 1, 2009, Census Bureau estimate placed the population at 2,617,089, a 4.31% increase over the 2000 census figure of 2,509,007.
  San Juan–Caguas–Guaynabo is the largest metropolitan area in Puerto Rico, covering approximately half of the island. Its principal cities are San Juan, Bayamón and Carolina.
context_section_description: The San Juan metropolitan area, (in Spanish; área metropolitana de San Juan,  abbreviated AMSJ), also referred to as the San Juan Metro Area is the area surrounding the City of San Juan which includes San Juan and its conurbation of the municipalities of Bayamón, Carolina, Cataño, Guaynabo and Trujillo Alto, and in some cases it also includes Toa Baja, this occurs in all possible directions (South, West and East, the North is bounded by the Atlantic Ocean), without constituting as a whole an administrative unit but  are tied together economically. After the municipality of San Juan, together they are also the most populous municipalities in the commonwealth of Puerto Rico.
  As per the 2015 United States Census Bureau estimates, the San Juan metropolitan area remains, by a significant margin, the most populous urban agglomeration in Puerto Rico with  1.25 million residents.
caption: Map of Puerto Rico highlighting the metropolitan area of San Juan.
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