Union Road is an approximately five-mile-long commuter highway which connects California State Routes 156 and 25 near the city of Hollister. Union Road was first developed as part of an access road which connected San Juan Bautista with Bird Creek Road (now Cienega Road) near the San Benito River. In the early 2000s the corridor of Union Road was extended east over the 1959-era San Benito River Bridge (formerly part of Cienega Road) to California State Route 25. Modern Union Road has emerged as a major commuter route for traffic departing Hollister westward to the Monterey Peninsula. The 1959-era San Benito River Bridge was recently replaced in 2025 with a modernized span designed to carry nearly 11,000 vehicles a day. Part 1; the history of Union Road Union Road was initially developed as a connector from Cienega Valley to San Juan Bautista (in conjunction with Bird Creek Road). The corridor in modern times now serves as a cutoff between Califo...
Because every road has a story.