Fort Riley North, Kansas, United States [CDP]; population was 12,848 in 1990; housing units was 1,855 in 1990; location is 39°7'N 96°49'W; land area is 5.11 square miles (3,273 acres); water area is 0.01 square miles (5 acres); FIPS code is 23990 [SourceCBP]