California State Route 54, also known as SR 54, is a state highway located in San Diego County. It runs approximately 12 miles, connecting the city of Chula Vista to National City and eventually leading to Interstate 5. The route primarily serves as a vital corridor for local traffic and commuters in the region. The highway features several interchanges and connects with other major roads, enhancing accessibility to various neighborhoods and commercial areas. SR 54 is an important part of the local transportation network, facilitating travel for residents and visitors alike while contributing to the economic activity in the surrounding communities.