The population of Rock County was estimated at 96.

The evidence

• “POPULATION OF ROCK COUNTY AT DIFFERENT PERIODS. The population of Rock County for certain years, not given bv the State and Federal census : 1836 (estimated), 96 ; 1838, 480 ; 1842, 2,869. A census of Rock County was completed in June, 1846, and the following schedule, published on the 27th of that month, gives the whole number in each town : Male.”

  1879-history-of-rock-county/11-rock-county-ch05-press-institutions-tragedy.md, PDF p. 416

  Butterfield, C. W., et al. The History of Rock County, Wisconsin: its early settlement, growth, development, resources, etc. Chicago: Western Historical Company, 1879. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871585.

  Grade A: Found on a page of one of our sources