State Route 125 is a major highway located in California, primarily serving the San Diego area. It runs approximately 12 miles, connecting State Route 54 in the north to State Route 94 in the south. The route is essential for local commuters and provides access to various neighborhoods and commercial areas. The highway features multiple interchanges and is designed to facilitate smooth traffic flow. It is also known for its scenic views of the surrounding landscape, making it a popular route for both residents and visitors. State Route 125 plays a crucial role in the region's transportation network.