Genealogical Research

Records for Jefferson, Rock and Walworth Counties

• Business records
• Cemetery lists
• Census records for Jefferson, Rock, and Walworth Counties
  available on microfilm in room L1105
  • Wisconsin State Census Records 1855, 1875, 1885, 1895, 1905
  • Federal Census Records 1850, 1860, 1870, 1880, 1900, 1920
• Church records
• City and county board minutes
• City Directories
  • Jefferson County, various communities, 1980-2003
  • Rock County, various communities, 1986-1995
    • Janesville, 1919, 1923, 1925, 1943, 1946, 1948, 1952, 1954, 1956, 1959, 1961, 1962, 1965-1989, 1992, 1996-1999
  • Walworth County
    • Whitewater, 1895, 1902, 1916, 1962, 1964, 1966, 1968, 1973, 1975-1976, 1978, 1981, 1982, 1987-1989
• Community organization records
• Court records and indexes
• Diaries
• Deeds
  • Jefferson County, 1838-1902 microfilm (no mortgage documents)
  • Rock County, 1839-1901 microfilm
  • Walworth County, 1839-1902 microfilm
• Genealogy books
• Letters
• Local and County Histories
  available on microfilm in room L1105
• Local government records
• Manuscript collections
• Maps and plat books
  • Sanborn Maps
  • 1857 Walworth County Digital Map
  • County Plat Books
    • Jefferson County
      (Call Number: Special Collection G1418.R6 R58) 1862, 1887, 1899, 1917, 1919, 1941, 1947, 1950, 1955, 1966, 1976, 1980, 1982, 1984, 1986, 1996
    • Rock County
      (Call Number: Special Collection G1418 .R6 R62) 1873, 1891, 1917, 1924, 1940, 1950, 1970, 1974, 1981.
    • Walworth County
      (Call Number: Special Collection G1418.W2.R2) 1857, digitized Walworth Co. Plat Map (1857), 1873, 1891, 1907, 1921, 1947, 1949, 1971, 1974, 1975, 1977, 1980-1982, 1996.
  • Bird's Eye Views
    • Fort Atkinson, Jefferson County, 1870
    • Lake Geneva, Walworth County, 1882
    • Whitewater, Walworth County, 1870 and 1885
• Naturalizations records
  available on microfilm in room L1105
• Newspapers
  • The Whitewater Register, Whitewater's Weekly Newspaper
    • 1860-1873 miscellaneous issues, 1976-present (Location: Archives)
    • 1857-1999 (Location: Periodicals Microfilm)
    • 2000-present (Location: Current Newspapers
• Photographs
• Probate: Jefferson County, Rock County, Walworth County
• School record books
• Tax and Assessment Rolls
  • Jefferson County
    • Johnson Creek Assessment and Tax rolls, 1906, 1911, 1950, 1955, 1960, 1965
    • Palmyra Tax rolls, 1975-1980
    • Town of Sullivan, Assessment rolls, 1849-1960
    • Watertown Assessment rolls, 1850-1965
  • Walworth County Tax rolls
    • 1849-1912, 1970, 1975, 1980, 1985 Print
    • 1913-1965 Microfilm only
• Vital records (pre-1907) and index
  • Pre-1907 Birth, Marriage, and Death Registration Records
    available on microfilm in room L1105
  • Search Wisconsin Genealogy Index