▁trans itions ▁to ▁follow ▁Grand ▁Street ▁through ▁town . ▁North ▁of ▁town ▁US   1 3 1 ▁returns ▁to ▁an ▁express way ▁as ▁the ▁highway ▁continues ▁through ▁southern ▁Kal am az oo ▁County ▁far ml and . ▁ ▁After ▁an ▁intersection ▁with ▁Sh aver ▁Road , ▁US   1 3 1 ▁wid ens ▁into ▁a ▁full ▁fre ew ay ▁which ▁passes ▁the ▁G ourd ne ck ▁State ▁Game ▁Area ▁as ▁it ▁enters ▁the ▁Kal am az oo ▁metropol itan ▁area . ▁US   1 3 1 ▁meets ▁I - 9 4 ▁south west ▁of ▁Kal am az oo . ▁Further ▁north , ▁the ▁fre ew ay ▁cross es ▁the ▁ ▁Stadium ▁Drive ▁inter change , ▁which ▁connect s ▁dow nt own ▁Kal am az oo ▁near ▁the ▁main ▁camp uses ▁of ▁Western ▁Michigan ▁University ▁and ▁Kal am az oo ▁College . ▁At ▁the ▁next ▁exit , ▁US   1 3 1 ▁pick s ▁up ▁the ▁M - 4 3 ▁as ▁the ▁latter ▁highway ▁runs ▁concurrent ly ▁north ward . ▁As ▁the ▁fre ew ay ▁passes ▁the ▁west ▁side ▁of ▁Kal am az oo ▁the ▁en vir ons ▁change ▁to ▁a ▁more ▁for ested ▁and ▁semi - res ident ial ▁area . ▁US   1 3 1 ▁passes ▁the ▁northern ▁end ▁of ▁Bus . ▁US   1 3 1 , ▁a ▁fre ew ay ▁sp ur ▁accessible ▁from ▁the ▁south bound ▁lan es ▁of ▁US   1 3 1 . ▁North ▁of ▁this ▁partial ▁inter change ▁the ▁fre ew ay ▁cross es ▁into ▁eastern