▁flows ▁n ortheast ▁through ▁the ▁central ▁part , ▁and ▁the ▁Cot ton wood ▁River ▁flows ▁n ortheast ▁through ▁the ▁lower ▁part . ▁The ▁county ' s ▁terrain ▁consists ▁of ▁low ▁rolling ▁hills , ▁et ched ▁by ▁d rain ages ▁and ▁g ul lies . ▁It ▁s lop es ▁to ▁the ▁north ▁and ▁east , ▁with ▁its ▁highest ▁point ▁near ▁its ▁south west ▁corner , ▁at ▁ 1 , 7 2 9 ' ▁( 5 2 7 m ) ▁AS L . ▁The ▁county ▁has ▁a ▁total ▁area ▁of ▁, ▁of ▁which ▁ ▁is ▁land ▁and ▁ ▁( 1 . 0 %) ▁is ▁water . ▁ ▁L akes ▁▁ ▁Clear ▁Lake ▁ ▁Cot ton wood ▁Lake ▁ ▁Dead ▁Co on ▁Lake ▁ ▁East ▁T win ▁Lake ▁ ▁Go ose ▁Lake ▁ ▁Island ▁Lake ▁ ▁Lady ▁S li pper ▁Lake ▁ ▁Lake ▁Marshall ▁ ▁Lake ▁of ▁the ▁Hill ▁ ▁Lake ▁Y ank ton ▁ ▁L one ▁Tree ▁Lake ▁( part ) ▁ ▁Long ▁Lake ▁( part ) ▁ ▁McK ay ▁Lake ▁ ▁North ▁T win ▁Lake ▁ ▁Rock ▁Lake ▁ ▁School ▁Gro ve ▁Lake ▁( part ) ▁ ▁Sh am ▁Lake ▁ ▁South ▁T win ▁Lake ▁ ▁West ▁T win ▁Lake ▁ ▁Wood ▁Lake ▁ ▁Major ▁high ways ▁▁▁ ▁U . S . ▁Highway ▁ 1 4 ▁▁ ▁U . S . ▁Highway ▁ 5 9 ▁▁ ▁Minnesota ▁State ▁Highway ▁ 1 9 ▁▁ ▁Minnesota ▁State ▁Highway ▁ 2 3 ▁▁ ▁Minnesota ▁State ▁Highway ▁ 6 8 ▁▁ ▁Minnesota ▁State ▁Highway ▁ 9 1 ▁