Map of San Juan, Puerto Rico

San Juan is the capital of Puerto Rico, with a population of about 418,140. It lies at 18.4663°N, 66.1057°W, about 7 m above sea level. The nearest city on our map is Bayamón, 9 km to the southwest.

San Juan at a glance

Where is San Juan?

• The largest city in Puerto Rico by recorded population.
• Located in the Northern and Western hemispheres.
• Daylight ranges from about 11 h 01 min on the shortest day to 13 h 14 min on the longest day (around 21 December and 21 June).

Cities near San Juan

• Bayamón — 9 km southwest
• Guaynabo — 12 km south
• Trujillo Alto — 16 km southeast
• Carolina — 18 km southeast
• Caguas — 27 km south
• Arecibo — 64 km west
• Ponce — 75 km southwest
• Mayagüez — 113 km west
• Charlotte Amalie — 125 km east, US Virgin Islands
• Cruz Bay — 139 km east, US Virgin Islands

Largest cities in Puerto Rico

• Bayamón — 203,499
• Carolina — 170,404
• Ponce — 137,491
• Arecibo — 87,754
• Caguas — 86,804
• Guaynabo — 81,360
• Trujillo Alto — 75,243
• Mayagüez — 73,077

Map of Puerto Rico and all its cities →

Other places named San Juan

• San Juan — National Capital Region, Philippines
• San Juan — San Juan, Argentina
• San Juan — Loreto, Peru
• San Juan — Texas, United States

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.