1 8 5 3 . ▁ ▁Geography ▁According ▁to ▁the ▁ 2 0 1 0 ▁census , ▁the ▁town ship ▁has ▁a ▁total ▁area ▁of ▁, ▁of ▁which ▁ ▁( or ▁ 9 9 . 1 6 %) ▁is ▁land ▁and ▁ ▁( or ▁ 0 . 8 7 %) ▁is ▁water . ▁ ▁C ities , ▁towns , ▁villages ▁ ▁Bour bon na is ▁( east ▁three - quarters ) ▁ ▁Brad ley ▁( v ast ▁majority ) ▁ ▁K ank ake e ▁( n orth ▁edge ) ▁ ▁Un in cor por ated ▁towns ▁ ▁Alt orf ▁at ▁▁ ▁Indian ▁O aks ▁at ▁ ▁( This ▁list ▁is ▁based ▁on ▁US GS ▁data ▁and ▁may ▁include ▁former ▁settlement s .) ▁ ▁Ad j acent ▁town ships ▁ ▁Mant eno ▁Township ▁( n orth ) ▁ ▁Sum ner ▁Township ▁( n ortheast ) ▁ ▁G ane er ▁Township ▁( east ) ▁ ▁A rom a ▁Township ▁( s out heast ) ▁ ▁K ank ake e ▁Township ▁( s outh ) ▁ ▁Lim estone ▁Township ▁( s outh west ) ▁ ▁Rock ville ▁Township ▁( n orth west ) ▁ ▁C em eter ies ▁The ▁town ship ▁contains ▁these ▁three ▁c em eter ies : ▁Mat ern ity ▁B VM , ▁Smith , ▁and ▁All ▁Sain ts '. ▁ ▁Major ▁high ways ▁▁ ▁Inter state ▁ 5 7 ▁▁ ▁U . S . ▁Route ▁ 4 5 ▁▁ ▁Illinois ▁Route ▁ 5 0 ▁ ▁Air ports ▁and ▁landing ▁stri ps ▁ ▁Kar