Puerto de la Cruz is a city and municipality in the northern part of the island of Tenerife, Canary Islands, Spain. It was formerly known by its English translation, "Port of the Cross", although now it is known by its Spanish name in all languages. Puerto de la Cruz is located on the northern coast, 4 km (2 mi) northwest of La Orotava and 30 km (19 mi) west of Santa Cruz de Tenerife. The TF-5 motorway passes through the municipality. The population is 30,483 (2018). In Spanish, the local inhabitants are known as Portuenses. With an area of 8.73 km2 (3 sq mi), the municipality is the smallest in Tenerife. The elevation of the town's centre is 9 m (30 ft) above sea level and the highest point being Las Arenas, a volcanic cone with an elevation of 249 m (817 ft).

Tenerife is the largest and most populous island of the Canary Islands. It is home to 42.9% of the total population of the archipelago. With a land area of 2,034.38 square kilometres (785.48 sq mi) and a population of 948,815 inhabitants as of January 2023, it is also the most populous island of Spain and of Macaronesia.