Walnut Creek may refer to:
Communities Walnut Creek, Arizona Walnut Creek, California Walnut Creek station, a BART station Walnut Creek, North Carolina Walnut Creek, Ohio
Streams Walnut Creek (Arizona), in Coconino County Walnut Creek (Big Chino Wash), in Yavapai County, Arizona; see Aztec Pass Walnut Creek (Contra Costa County), California Walnut Creek (Southern California) Walnut Creek (Ocmulgee River tributary), in Georgia Walnut Creek (Oconee River tributary), in Georgia Walnut Creek (South River tributary), in Georgia Walnut Creek (Raccoon River tributary), in Iowa Walnut Creek (West Nishnabotna River tributary), a stream in Iowa Walnut Creek (White Rock Creek tributary), in Kansas Walnut Creek and Dry Walnut Creek, in Great Bend, Kansas Walnut Creek, a tributary of Waconda Lake in Kansas Walnut Creek (Marais des Cygnes River tributary), in Kansas and Missouri Walnut Creek (East Fork Little Chariton River tributary), in Missouri Walnut Creek (Flat Creek tributary), in Missouri Walnut Creek (Little Sac River tributary), in Missouri Walnut Creek (Animas Valley, New Mexico) Walnut Creek (Playas Valley, New Mexico) Walnut Creek (Neuse River tributary), in North Carolina Walnut Creek (Lake Erie), in Pennsylvania Walnut Creek (Central Texas) Walnut Creek (Tarrant County), Texas, a tributary of Joe Pool Lake Walnut Creek (Wise County), Texas, a tributary of the Trinity River
Other Walnut Creek Amphitheatre, now Coastal Credit Union Music Park, in Raleigh, North Carolina Walnut Creek CDROM, a 1990s freeware and shareware provider Walnut Creek State Park, a former protected area in Oklahoma, permanently closed in 2014 Walnut Creek Middle School, in the Walled Lake Consolidated Schools District, Michigan Walnut Creek Middle School, in the Millcreek Township School District, Pennsylvania