Hermosa Beach is a beachfront city located in the South Bay region of Los Angeles County, California. The area was originally inhabited by the Tongva people before Spanish explorers arrived in the 18th century.

In the late 19th century, the area was acquired by the Hermosa Beach Land and Water Company, which began developing the area as a beach resort. The company built a pier, a boardwalk, and several hotels and resorts, attracting tourists and beachgoers from all over Southern California.

In 1907, Hermosa Beach was incorporated as a city, with a population of about 1,500 people. The city continued to grow and attract new residents in the following decades, with the construction of new homes, businesses, and public spaces.

During World War II, the city was a strategic location for the defense industry, with several aerospace companies setting up operations in the area. After the war, the city experienced a surge in residential development, with many new homes and apartments being built to accommodate the growing population.

Today, Hermosa Beach is a vibrant and lively city with a population of over 19,000 people. The city is known for its beautiful beaches, bustling nightlife, and lively downtown area, which includes a wide range of restaurants, bars, and shops. The city is also home to several parks and public spaces, including the Hermosa Beach Pier and the Hermosa Beach Community Center.