Woodbridge is a census-designated place in San Joaquin County, California. Woodbridge sits at an elevation of 43 feet (13 m). The 2010 United States census reported Woodbridge's population was 3,984. Woodbridge is located on the northwest side of the city of Lodi. Prior to the 2010 census, it was split between the CDPs of North Woodbridge and South Woodbridge and occupies the zip code 95258. It is most known for being in California's San Joaquin Valley winegrowing region.