Sheriffs returned the first territorial census. A published territorial history gives the population east of the Mississippi as Milwaukee County 2,893, Brown County 2,706, Crawford County 850, and Iowa County 5,234, a total of 11,683, and west of the Mississippi as Des Moines 6,257 and Dubuque 4,274.

What this rests on

Published on the researcher's review. Only a quotation found on a page of one of our own transcribed sources publishes automatically; this event's evidence is from the web or only partly checks out. The sources considered are below, with what each check found.

• “herland, April 27, 1841; William P. Lynde, July 14, 1845. United States Marshals. Francis Gehon, May 6, 1836; Edward James, June 19, 1838; Daniel Hugunin, March 15, 1841; Charles M. Prevost, Aug. 31, 1844; John S. Rockwell, March 14, 1845. The first important measure to be looked after by Governor Dodge upon his assuming, in the spring of 1836, the executive chair of the territory was the organization of the territorial Legislature. A census showed the following population east of the Mississippi: Milwaukee county, 2,893; Brown county, 2,706; Crawford county, 850; Iowa county, 5,234. Total, 11”

  https://web.archive.org/web/20110629010021/http:/www.usgennet.org/usa/wi/state/wihist-2.htm

  Grade B: Found on an institutional web page✗ quote found on the page✗ date found✗ names found