I don't know if this answers your question completely. It's from worldatlas.com.
Land Statistics Land Area (land) 54,314 sq miles (water) 11,190 sq miles (TOTAL) 65,504 sq miles Land Area (all states) here! Horizontal Width 252 miles from Marinette, straight west to the Minnesota border Vertical Length 297 miles from Ashland, south to Beloit on the Illinois border Note: Lengths and widths are point-to-point, straight-line measurements from a Mercator map projection, and will vary some using other map projections
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