Bend is a census-designated place in Tehama County, California, United States. Bend is located on the Sacramento River 6 miles north-northeast of Red Bluff. Bend had a post office from 1897 to 1935. The community was originally known as Horsethief Bend; the name was changed to Sander's Bend and later shortened to Bend. The community was na…Bend is a census-designated place in Tehama County, California, United States. Bend is located on the Sacramento River 6 miles north-northeast of Red Bluff. Bend had a post office from 1897 to 1935. The community was originally known as Horsethief Bend; the name was changed to Sander's Bend and later shortened to Bend. The community was named after a nearby meander in the Sacramento River. The population was 619 at the 2010 census.