Lowest and Highest Points in La Salle County

La Salle County map Map legend and scale
Low elevation: <445 feet above mean sea level
      Place: Illinois River
      7.5' quadrangle name: Spring Valley
      PLSS: 3-19-33N-1E
      Geology: Cahokia Alluvium in river valley

High elevation: ~910 feet above mean sea level
      Place: unnamed hilltop
      7.5' quadrangle name: Sublette
      PLSS: 3-5-36N-1E
      Geology: La Moille / Paw Paw Moraines

Area: 1,137.41 square miles
      Total relief (approximate): 465 feet
      Average percent slope: 1.03%



High/Low Home


Updated 05/26/2011 SLD

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