  pike bay township is a township in cass county, minnesota, united states. the population was 1,643 as of the 2000 census.united states census bureau american factfinder - pike bay township total population ==geography== according to the united states census bureau, the township has a total area of 34.8&nbsp;square miles (90.0&nbsp;kmÂ
Brainerd,_Minnesota_micropolitan_area Townships_in_Cass_County,_Minnesota Townships_in_Minnesota