| Audubon | Auditor | Real Estate Transfers-Lands | 1864-1940 |
| Audubon | Auditor | Real Estate Transfers-Lands & Town Lots-Index | 1855-1900 |
| Audubon | Auditor | Real Estate Transfers-Town Lots | 1873-1917 |
| Audubon | Auditor | Tax Sale Register | 1861-1940 |
| Audubon | Auditor | Tax Sale Register-Index | 1861-1903 |
| Audubon | Clerk | Naturalizations-Declaration of Intent | 1906-1929 |
| Audubon | Clerk | Naturalizations-First Papers | 1876-1906 |
| Audubon | Clerk | Naturalizations-Petition & Record | 1906-1927 |
| Audubon | Clerk | Naturalizations-Second Papers | 1876-1902 |
| Audubon | Clerk | Official Bonds | 1919-1934 |
| Audubon | Clerk | Probate-Bonds, Oaths, & Letters-Administrator, Executor, Guardian | 1874-1906 |
| Audubon | Clerk | Probate-Calendar | 1869-1881 |
| Audubon | Clerk | Probate-Combined Collateral Inheritance Tax & Lien Record | 1900-1925 |
| Audubon | Clerk | Probate-Complete Inheritance Tax Record | 1900-1906 |
| Audubon | Clerk | Probate-Complete Probate Record | 1875-1951 |
| Audubon | Clerk | Probate-Deed Record | 1916-1946 |
| Audubon | Clerk | Probate-General Index | 1871-1976 |
| Audubon | Clerk | Probate-Letters-Administrator, Executor, Guardian | 1909-1920 |
| Audubon | Clerk | Probate-Record | 1855-1933 |
| Audubon | Clerk | Probate-Referee's Deeds | 1917-1960 |
| Audubon | Clerk | Probate-Wills | 1868-1951 |
| Audubon | Clerk | Vital Stats-Divorces | 1907-1937 |
| Audubon | Recorder | Affidavits-Index & Record | 1907-1940 |
| Audubon | Recorder | Deeds-Lands-Index | 1856-1903 |
| Audubon | Recorder | Deeds-Lands-Record | 1855-1901 |
| Audubon | Recorder | Deeds-Town Lots-Index | 1855-1988 |
| Audubon | Recorder | Deeds-Town Lots-Record | 1856-1906 |
| Audubon | Recorder | Maps/Plats-Irregular Plat Book | 1939-1964 |
| Audubon | Recorder | Miscellaneous Record | 1866-1904 |
| Audubon | Recorder | Miscellaneous Record-Index | 1867-1905 |
| Audubon | Recorder | Original Entries, abstract | 1855-1858 |
| Audubon | Recorder | Vital Statistics-Births-Record | 1880-1904; 1906-1928 |
| Audubon | Recorder | Vital Statistics-Deaths-Record | 1880-1904; 1908-1927 |
| Audubon | Recorder | Vital Statistics-Marriages-Index | 1868-1895 |
| Audubon | Recorder | Vital Statistics-Marriages-Record | 1869-1934 |
| Audubon | Treasurer | Delinquent Tax Sales | 1873-1881 |
