| Clayton | Auditor | Real Estate Transfers-Lands | 1847-1909 |
| Clayton | Auditor | Real Estate Transfers-Lands-Index | 1859-1930 |
| Clayton | Auditor | Real Estate Transfers-Town Lots | 1860-1909 |
| Clayton | Auditor | Real Estate Transfers-Town Lots-Index | 1910-1945 |
| Clayton | Auditor | Swamp Land Record | 1853-1879 |
| Clayton | Clerk | Circuit Court-Appearance Docket | 1872-1875 |
| Clayton | Clerk | Circuit Court-Appearance Docket & Fee Book | 1875-1886 |
| Clayton | Clerk | Circuit Court-Record | 1868-1886 |
| Clayton | Clerk | County Court-Record (incl marr & nat) | 1850-1856 |
| Clayton | Clerk | District Court-Appearance Docket | 1862-1876 |
| Clayton | Clerk | District Court-Appearance Docket & Fee Boook | 1876-1906 |
| Clayton | Clerk | District Court-Appearance, Judgment Docket & Fee Book | 1906-1925 |
| Clayton | Clerk | District Court-Complete District Court Record | 1855-1919 |
| Clayton | Clerk | District Court-General Index | 1838-1891 |
| Clayton | Clerk | District Court-Record | 1861-1930 |
| Clayton | Clerk | Naturalizations-Certificate | 1907-1929 |
| Clayton | Clerk | Naturalizations-Declaration of Intent | 1906-1928 |
| Clayton | Clerk | Naturalizations-First Papers | 1859-1906 |
| Clayton | Clerk | Naturalizations-Index | 1842-1860 |
| Clayton | Clerk | Naturalizations-Petition & Record | 1906-1929 |
| Clayton | Clerk | Naturalizations-Second Papers | 1858-1909 |
| Clayton | Clerk | Probate-Bonds, Oaths & Letters-Adm, Exec, Gdn | 1862-1929 |
| Clayton | Clerk | Probate-Calendar & Fee Book-Gdn | 1869-1926 |
| Clayton | Clerk | Probate-Calendar-Adm, Exec | 1861-1874 |
| Clayton | Clerk | Probate-Calendar-Adm, Exec, Gdn | 1884-1907 |
| Clayton | Clerk | Probate-Calendar-Gdn | 1860-1926 |
| Clayton | Clerk | Probate-Combined Probate Docket | 1875-1927 |
| Clayton | Clerk | Probate-Final Reports & Discharges-Adm, Exec, Gdn | 1923-1925 |
| Clayton | Clerk | Probate-Record | 1840-1931 |
| Clayton | Clerk | Probate-Record of Heirs & Estates | 1854-1874 |
| Clayton | Clerk | Probate-Wills | 1855-1925 |
| Clayton | Clerk | Vital Stats-Divorces | 1906-1945 |
| Clayton | Co Coroner | Coroner's Inquest Record-Index | 1855-1958 |
| Clayton | Co Coroner | Coroner's Reports | 1855-1959 |
| Clayton | Recorder | Affidavits & Powers of Attorney-Index | 1907-1930 |
| Clayton | Recorder | Deeds-Land Patents | 1898-1910 |
| Clayton | Recorder | Deeds-Lands-Index | 1839-1903 |
| Clayton | Recorder | Deeds-Lands-Record | 1839-1907 |
| Clayton | Recorder | Deeds-Lands-Tax Sale Deeds | 1863-1965 |
| Clayton | Recorder | Deeds-Sheriff's Deeds | 1848-1929 |
| Clayton | Recorder | Deeds-Town Lots-Index | 1840-1906 |
| Clayton | Recorder | Deeds-Town Lots-Record | 1855-1902 |
| Clayton | Recorder | Deeds-Town Lots-Tax Sale Deeds | 1875-1948 |
| Clayton | Recorder | Homestead Record | 1898-1986 |
| Clayton | Recorder | Military Discharge Records | 1862-1948 |
| Clayton | Recorder | Miscellaneous Record | 1850-1931 |
| Clayton | Recorder | Miscellaneous Record-Index | 1850-1924 |
| Clayton | Recorder | Original Entries, abstract | 1847-1872 |
| Clayton | Recorder | Original Entries, abstract-Index | 1848-1859 |
| Clayton | Recorder | Real Property Lien | 1935-1954 |
| Clayton | Recorder | Vital Stats-Births-Record | 1880-1904; 1906-1929 |
| Clayton | Recorder | Vital Stats-Deaths-Record | 1880-1904; 1906-1921 |
| Clayton | Recorder | Vital Stats-Marriages-Index | 1839-1861 |
| Clayton | Recorder | Vital Stats-Marriages-Record | 1839-1928 |
| Clayton | Treasurer | Delinquent Tax List (twp: Jefferson-Wagner) | 1861-1861 |
| Clayton | Treasurer | Suspension Tax List | 1923-1972 |
| Clayton | Treasurer | Suspension Tax Notice | 1933-1960 |
