interesting facts about San Juan

16 Sassy Facts about San Juan

Like to know a little more about the capital cities of the world? Take a look at these 16 interesting facts about San Juan!

Geographical stats…

  1. San Juan is the capital city of Puerto Rico.
  2. Wondering how to say the name of this wonderful city? It’s pronounced San hwahn.
  3. The total land area of San Juan is 876 square miles (2,269 square kilometres)…
  4. …that’s larger than Greater London
  5. …it also makes it Puerto Rico’s largest city.
Flag of Puerto Rico

Flag of Puerto Rico

  1. San Juans population was 335,468 in 2019…
  2. …that’s around 1/27th of the population of Greater London…
  3. …and gives it a population density of around 410 residents per square mile.
  4. San Juan is located just 26 ft above sea level.
  5. Residents of San Juan are known as Sanjuaneros.
  1. Sanjuaneros enjoy a tropical monsoon climate with rain throughout much of the year, an average annual temperature of 27°C, a record high of 37°C and a record low of 16°C!
  2. Looking to fly yourself to San Juan? You’ll need the coordinates of 18.4500° N, 66.0667° W.
  3. Make sure you visit Old San Juan if you’re in San Juan; as the same suggests, it’s the old part of the city and also happens to be the oldest settlement in Puerto Rico and a UNESCO World Heritage Site! It’s full of beautifully colourful homes, some of which date back to 1521!
Atlantic Beach, San Juan, Puerto Rico

Atlantic Beach, San Juan, Puerto Rico

Social intricacies

  1. The official languages of San Juan are Spanish and English.
  2. United States Dollar is the official currency here.
  3. Puerto Rico welcomed 3,200,000 tourists into the country in 2013, many of whom visited San Juan for its stunning beaches, rich history and sophisticated-yet-lively, nightlife.

Do you know any interesting or fun facts about San Juan?  Share them in the comments below!


  • Becky says:

    The cobblestone (Adoquines) streets of Old San Juan are blue stone cast from furnace slag which were brought over on Spanish ships as ballasts. The characteristic blue color comes from age and moisture.

  • Rachel Frampton says:

    My sister and I would like to visit Puerto Rico where can do snorkeling, and visit the lovely city of San Juan. Well. It’s great to learn that this city is larger than London. Thank you for sharing here as well that San Juan is one of the oldest cities, and that is why it’s rich in culture.

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This page was last modified on September 11, 2021. Suggest an edit

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