Eldridge Lodging - Eldridge Restaurants - Eldridge Activities View all listings in Eldridge Eldridge Facts Population: 1534 Driving Time / Directions: Eldridge Weather: View Current Weather Eldridge Map: View Location On Map Eldridge Zip Code: 95431 Eldridge Elevation: 190 feet Eldridge's Local Events View all upcoming events here... Specials near Eldridge View all specials in Sonoma County... About Eldridge Eldridge, California - population about 1,500 - is part of the Sonoma Valley area of Sonoma County. Surrounded by wineries, redwoods, and plenty of natural beauty, Eldridge provides easy access to state parks, bodies of water like the San Pablo Bay, and larger cities such as Santa Rosa, Sonoma, and Petaluma. Eldridge lodging includes camping in area parks and plenty of small inns, B&Bs, and motels in neighboring towns. You won't find any Eldridge restaurants either but there are many choices within a short driving distance of the town. State Historic Parks such as Sonoma and Jack London provide a look at some historic California sites as well as the opportunity to enjoy the great outdoors. Wineries are plentiful in the towns around Eldridge and a short jaunt will take you to a variety of vineyards in both Sonoma County and the Napa Valley.