 beaman is a city in grundy county, iowa, united states. the population was 191 at the 2010 census. it is part of the waterlooâcedar falls metropolitan statistical area. ==demographics==  ===2010 census=== as of the census{{cite web|title=american factfinder|url=http://factfinder2.census
Cities_in_Grundy_County,_Iowa Cities_in_Iowa Waterloo_a_Cedar_Falls_metropolitan_area