September 1841
Silas and Cynthia Hurd arrived in Rock county, settling in a log cabin on the Rock river east of Indian Ford.
Rock CountyGrade A · 1 independent source
The evidence
“Cynthia Maria Cowan was born in Scipio, Cayuga county, New York, July 28, 1826. She was married to Silas Hurd, September 2, 1841. Emigrating westward, they came as far as Buffalo on the Erie canal and completed the trip to Milwaukee by the lakes. They arrived in Rock county about the middle of September, 1841. Their log cabin, consisting of two rooms, was located only a few feet from the "Black Hawk trail" on the banks of the Rock river one mile east of Indian Ford.”
1908-brown-rock-county/19-pioneer-women.md, Vol. 1, PDF p. 500 / book p. 464
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