One of several settlements located on the Pine Ridge Reservation of South Dakota, Allen had a population
of 419 according to the 2000 census. The CDP or census designated place of Allen, has 87 housing units which gives
the cdp an average household size of nearly 4.9 persons per housing unit. Native Americans accounted for 94% of the
cdp's population. Whites accounted for 4% of the population. Hispanics accounted for 1% of the population. Economically, the
citizens of Allen are doing horrible. Allen is the poorest settlement in the United States. However, that is according to the
whites. Around 96% of the citizens of Allen live below the poverty line. The cdp covers an area
of 3.9 sq. mi. Below are several links to photographs of the Anishinabe-Dakota settlement of Allen, Pine Ridge Reservation.