Puerto Rico: Time Zones, Counties, Cities & Map

Puerto Rico uses Atlantic Time.

Puerto Rico in the United States
Atlantic TimeUTC-04:00All of Puerto RicoAmerica/Puerto_Rico
San Juan zona urbanaBayamón zona urbanaPonce zona urbanaCaguas zona urbana
Puerto Rico and its municipios (simplified outlines). Open in OpenStreetMap ↗
Land area
3,425 sq mi (8,870 km²)
Water area
1,900 sq mi (4,922 km²)
State FIPS code
72
Coordinates (central point)
18.217648, -66.410799

These coordinates mark a central point for the area, not a street address.

Metro and micro areas in Puerto Rico, largest first

6 metro areas and 4 micro areas have counties in Puerto Rico. Populations are July 2025 estimates.

  1. San Juan-Bayamón-Caguas, PR Metro Area2,024,195 people
  2. Ponce, PR Metro Area262,792 people
  3. Aguadilla, PR Metro Area250,088 people
  4. Mayagüez, PR Metro Area206,355 people
  5. Arecibo, PR Metro Area179,229 people
  6. Guayama, PR Metro Area63,864 people
  7. Coamo, PR Micro Area52,623 people
  8. Lares, PR Micro Area27,744 people
  9. Utuado, PR Micro Area26,894 people
  10. Coco, PR Micro Area24,218 people

Every metro and micro area in the US

Largest barrios in Puerto Rico

  1. Barrio Santurce, San Juan Municipio66,142 people
  2. Barrio Sabana Abajo, Carolina Municipio45,522 people
  3. Barrio Sabana Seca, Toa Baja Municipio44,524 people
  4. Barrio Gobernador Piñero, San Juan Municipio38,637 people
  5. Barrio Hato Tejas, Bayamón Municipio38,270 people
  6. Barrio Sabana Llana Sur, San Juan Municipio37,402 people
  7. Barrio Minillas, Bayamón Municipio34,348 people
  8. Barrio Frailes, Guaynabo Municipio31,928 people
  9. Barrio Cupey, San Juan Municipio31,545 people
  10. Barrio Pájaros, Bayamón Municipio28,246 people
  11. Barrio Cerro Gordo, Bayamón Municipio27,952 people
  12. Barrio Sabana Llana Norte, San Juan Municipio26,286 people

All 901 barrios in Puerto Rico, by county

Counties and equivalents, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. San Juan Municipio, Puerto Rico329,737 people
  2. Bayamón Municipio, Puerto Rico180,562 people
  3. Carolina Municipio, Puerto Rico149,874 people
  4. Ponce Municipio, Puerto Rico128,384 people
  5. Caguas Municipio, Puerto Rico124,161 people
  6. Guaynabo Municipio, Puerto Rico89,055 people
  7. Arecibo Municipio, Puerto Rico85,539 people
  8. Toa Baja Municipio, Puerto Rico70,931 people
  9. Mayagüez Municipio, Puerto Rico68,905 people
  10. Trujillo Alto Municipio, Puerto Rico66,348 people
  11. Toa Alta Municipio, Puerto Rico65,754 people
  12. Vega Baja Municipio, Puerto Rico53,505 people
All 78
  1. Aguadilla Municipio, Puerto Rico53,219 people
  2. Humacao Municipio, Puerto Rico49,249 people
  3. Cabo Rojo Municipio, Puerto Rico46,580 people
  4. Juana Díaz Municipio, Puerto Rico45,853 people
  5. Río Grande Municipio, Puerto Rico44,799 people
  6. Isabela Municipio, Puerto Rico42,938 people
  7. Canóvanas Municipio, Puerto Rico41,302 people
  8. Cayey Municipio, Puerto Rico40,027 people
  9. Gurabo Municipio, Puerto Rico39,780 people
  10. Cidra Municipio, Puerto Rico39,669 people
  11. San Sebastián Municipio, Puerto Rico39,019 people
  12. Manatí Municipio, Puerto Rico38,413 people
  13. Hatillo Municipio, Puerto Rico37,810 people
  14. Moca Municipio, Puerto Rico37,562 people
  15. Aguada Municipio, Puerto Rico37,319 people
  16. San Lorenzo Municipio, Puerto Rico37,275 people
  17. Juncos Municipio, Puerto Rico36,639 people
  18. Dorado Municipio, Puerto Rico35,891 people

See all 78 counties and equivalents in Puerto Rico, largest first

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. San Juan, Puerto Rico (zona urbana)317,995 people
  2. Bayamón, Puerto Rico (zona urbana)166,923 people
  3. Carolina, Puerto Rico (zona urbana)138,633 people
  4. Ponce, Puerto Rico (zona urbana)107,805 people
  5. Caguas, Puerto Rico (zona urbana)72,922 people
  6. Guaynabo, Puerto Rico (zona urbana)70,599 people
  7. Mayagüez, Puerto Rico (zona urbana)58,977 people
  8. Trujillo Alto, Puerto Rico (zona urbana)43,611 people
  9. Arecibo, Puerto Rico (zona urbana)40,831 people
  10. Mansión del Mar, Puerto Rico (comunidad)25,510 people
  11. Fajardo, Puerto Rico (zona urbana)24,269 people
  12. Vega Baja, Puerto Rico (zona urbana)22,756 people
All 292
  1. Cataño, Puerto Rico (zona urbana)22,467 people
  2. Guayama, Puerto Rico (zona urbana)18,216 people
  3. Humacao, Puerto Rico (zona urbana)15,787 people
  4. Candelaria, Puerto Rico (comunidad)14,868 people
  5. Cayey, Puerto Rico (zona urbana)14,655 people
  6. Yauco, Puerto Rico (zona urbana)14,630 people
  7. Canóvanas, Puerto Rico (zona urbana)12,689 people
  8. Dorado, Puerto Rico (zona urbana)12,425 people
  9. Río Grande, Puerto Rico (zona urbana)12,375 people
  10. Caño Martin Peña, Puerto Rico (comunidad)11,618 people
  11. Isabela, Puerto Rico (zona urbana)11,048 people
  12. Aguadilla, Puerto Rico (zona urbana)11,033 people
  13. Hormigueros, Puerto Rico (zona urbana)10,975 people
  14. San Germán, Puerto Rico (zona urbana)10,747 people
  15. Corozal, Puerto Rico (zona urbana)10,237 people
  16. Manatí, Puerto Rico (zona urbana)10,231 people
  17. Pájaros, Puerto Rico (comunidad)10,132 people
  18. Coamo, Puerto Rico (zona urbana)9,689 people

See all 292 cities, towns and communities in Puerto Rico, largest first

ZIP Code areas, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. ZIP 0092692,284 people
  2. ZIP 0072573,462 people
  3. ZIP 0095666,734 people
  4. ZIP 0095366,156 people
  5. ZIP 0094965,867 people
  6. ZIP 0061262,908 people
  7. ZIP 0097660,620 people
  8. ZIP 0098755,747 people
  9. ZIP 0069355,387 people
  10. ZIP 0072755,191 people
  11. ZIP 0092449,922 people
  12. ZIP 0060348,448 people
All 132
  1. ZIP 0072947,067 people
  2. ZIP 0074546,739 people
  3. ZIP 0095946,260 people
  4. ZIP 0079145,455 people
  5. ZIP 0073645,306 people
  6. ZIP 0079543,367 people
  7. ZIP 0068042,689 people
  8. ZIP 0096942,231 people
  9. ZIP 0066241,090 people
  10. ZIP 0077840,203 people
  11. ZIP 0095740,194 people
  12. ZIP 0068539,988 people
  13. ZIP 0062339,212 people
  14. ZIP 0067439,093 people
  15. ZIP 0077737,446 people
  16. ZIP 0065937,327 people
  17. ZIP 0060237,233 people
  18. ZIP 0067636,972 people

See all 132 ZIP Code areas in Puerto Rico, largest first

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