1849
A post office was established at "The Grove," called "Evansville" in Dr. Evans's honor.
Nation and worldGrade A · 1 independent source
The evidence
“Evans was the first physician at "The Grove," as the one frame house, one double log cabin and log school house was called when he settled there in April, 1846. When a postoffice was established there in 1849 it was called "Evansville" in his honor. Dr.”
1908-brown-rock-county/20-medical-history.md, Vol. 1, PDF p. 503 / book p. 467
Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.
Grade A: Found on a page of one of our sources