San Juan, located in the San Juan County of Puerto Rico, is a vibrant city in the Caribbean region known for its rich history and cultural diversity. The city offers a tropical climate, characterized by warm temperatures year-round, and a laid-back lifestyle that attracts both families and singles seeking a lively atmosphere with beaches and nightlife. While the cost of living can vary, San Juan generally provides affordable options compared to many U.S. cities, making it an appealing destination for those looking to balance work and leisure.