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Rock County Genealogical Society

Rock County, Wisconsin Townships Guide

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When completed in 2009, this series of 20 Rock County, Wisconsin townships guides will comprehensively assemble historical information, highlight pioneer biographies, identify related holdings in the RCGS Library and offer links to relevant web sites for further research. Additions and corrections to this information are welcome and should be forwarded to Rock County Genealogical Society, PO Box 711, Janesville, WI 53547 or emailed to

To open an individual Rock County Township Guide, click on a township name from the list or click the township map below:


Green Co., WI Spring Grove Twp. Decatur Twp. Albany Twp. Brooklyn Twp. Rutland Twp. Dunkirk Twp. Albion Twp. Sumner Twp. Koshkonong Twp. Jefferson Co. Dane Co. Laona Twp. Shirland Twp. Rockton Twp. Roscoe Twp. Manchester Twp. Leroy Twp. Winnebago Co. Boone Co. Walworth Co. Sharon Twp. Darien Twp. Richland Twp. Whitewater Twp. Avon Newark Beloit Turtle Clinton Spring Valley Plymouth Rock LaPrairie Bradford Magnolia Center Janesville Harmony Johnstown Union Porter Fulton Milton Lima

Clicking Rock Co. townships in this map open links to their RCGS Township Guides.
Clicking names of border counties of Green, Dane & Jefferson Counties, WI and Winnebago & Boone Counties, IL opens links to their USGenWeb county web sites.
Clicking names of border counties of Green, Dane & Jefferson Counties, WI and Winnebago & Boone Counties, IL opens links to their USGenWeb township web sites.

Rock County, Wisconsin Townships - General Resources

Libraries and Archives for Rock County, Wisconsin
Hedberg Public Library
Address: 316 S. Main St., Janesville, WI 53545
Phone: 608-758-6580
Web page: Janesville Hedberg Public Library

Edgerton Public Library
Address: 101 Albion St., Edgerton, WI 53534
Phone: 608-884-4511
Web page: Edgerton Public Library

Milton Public Library
Address: 430 E. High St., Milton, WI 53563
Phone: 608-868-7462
Web page: Milton Public Library

Beloit Public Library
Address: 409 Pleasant St., Beloit, WI 53511
Phone: 608-364-2905 Web page: Beloit Public Library

Clinton Public Library
Address: 214 Mill St., Clinton, WI 53525
Phone: 608-676-5569
Web page: Clinton Public Library

Eager Free Public Library
Address:39 W. Main St., Evansville, WI 53536
Phone: 608-882-2260
Web page: Eager Public Library

Orfordville Public Library
Address:203 W. Beloit St., Orfordville, WI 53576
Phone: 608-879-9229
Web page: Orfordville Public Library

Rock County Historical Society – Archives
Mailing Address: PO Box 8096, Janesville, WI 53547-8096
Location: Wilson-King Stone House, 931 Mineral Point Ave. (corner of N. Jackson St. & Mineral Point Ave.), Janesville, WI
Adjacent to Tallman House Museum: 440 N. Jackson St., Janesville, WI 53545
Phone: 608-756-4509
Web Site: Rock County Historical Society

Rock County Courthouse
Address: 51 S. Main St., Janesville, WI 53545
Phone: 608-757-5656 Register of Deeds, 608-757-5635 Register in Probate
Web Site: Rock County Courthouse

Rock County Genealogical Society - Library
Mailing address: PO Box 711, Janesville, WI 53547-0711
Location: Wilson-King Stone House, corner of N. Jackson St. & Mineral Point Ave., Janesville, WI
Adjacent to Tallman House Museum: 44 N Jackson St., Janesville, WI
Phone: 608-752-5891
Web Site: RCGS

University of Wisconsin-Whitewater Area Research Center
Address: Harold Andersen Library, 800 W. Main St., Whitewater, WI 53190
Phone: 262-472-5520
Web page: UW Whitewater Area Research Center

University of Wisconsin-Rock County Library
Address: 2909 Kellogg Ave., Janesville, WI 53546
Phone: 608-758-6565
Web page: UW-Rock Co. Library

Beloit College Library
Address: 731 College St., Beloit, WI 53511
Phone: 608-363-2230
Web page: Beloit College Library

Wisconsin Historical Society
Address: 816 State St., Madison, WI 53706
Web Site: Wisconsin Historical Society Library & Archives

Books for Rock County, Wisconsin
Rock County Wisconsin a New History of Its Cities, Villages, Townships, Citizens and Varied Interests, from the Earliest Times Up to Date, By William Fiske Brown, C.F. Cooper & Co., Chicago, 1908.

Portrait & Biographical Album Rock County, Wisconsin, Acme Pub. Co, Chicago, 1889.

The History of Rock County Wisconsin, Western Historical Co., Chicago, 1879.

Know Rock County 1848-1948, Rock County Board of Supervisors, 1948.

A New Complete Gazetteer of the United States, By Thomas Baldwin and J. Thomas, Lippincott, Grambo & Co., Philadelphia, 1854.

Wisconsin Gazetteer, By John Warren Hunt, Beriah Brown, Madison, 1853.

History of Rock County & Transactions of the Rock County Agricultural Society & Mechanics’ Institute, Wm. M. Doty, 1856.

Maps & Atlases for Rock County, Wisconsin
Plat Books for Rock County, Wisconsin - Combination Atlas Map of Rock County Wisconsin, Everts, Basking and Stewart, Chicago, IL, 1873.

Plat Book of Rock County, Wisconsin, C.M. Foote & Co., 1891.

Atlas & Plat Book Rock County Wisconsin, By Thrift Press, Rockford, IL, 1929?

Rock County Plat Book, Hennessey & Co., East Troy, WI, 1940.

Rock County Plat Map 1955

Rock County Official Farm Plat Book & Directory 1970, National Map & Pub. Co., Madison, WI.

Land Atlas & Plat Book Rock County, 1990 and 1994, Rockford Map Pub., Rockford, IL.

Directories for Rock County, Wisconsin
Rock County, Wisconsin Farm Directory, Universal Pub., Minneapolis, MN, 1928. (reprinted by Origins, Janesville, WI, 2000)

Rock County, Wisconsin Directory, Johnson Pub., Co., Manitowoc, WI, 1937/38.

Rock County, Wisconsin Farm Directory, Engstrom Pub., 1957, 1959, 1971, 1974, 1977. HR

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