It is one of the many communities of the Black Hills Indian Reservation. Seeley is located 7.4 miles west of El Centro, California. It is situated in the western end of the Imperial Valley's farm land. According to the 2010 census, the population of Seeley was 1,739. Mexicans account for 85.6% of the population of the cdp of Seeley. The white population can't be correctly estimated. There are 556 housing units. The average household size is 3.2 persons per housing unit. Elevation is -36 feet below sea level. Zip code is 92273. Below are several google earth photos of Seeley.