St. Helena, CA Insights: Population, Zip Codes, Influence, and Service Areas
St. Helena (/həˈliːnə/ hə-LEE-nə) is a city in Napa County, California, United States. Located in the North Bay region of the San Francisco Bay Area, the population was 5,438 at the 2020 census.
Zip Codes in St. Helena, CA that we also serve: 94574