Seneca County

Established: February 12, 1820
County Seat: Tiffin

CAC Holdings

Board of Commissioners

1. Blind Relief Records, 1904-1906, 1911-1965, 1r (#66)
2. Commissioners' Journal, 1824-1834, 1r (#58)
3. Commissioners' Journal--Roads, 1932-1939, 1r (#58)
4. County Courthouse Construction, 1882-1887, 1r (#116)
5. County Home Renovation, 1877-1927, 1r (#116)
6. County Jail and Sheriff's Residence Construction, 1877-1929, 1r (#116)
7. Indigent Soldiers Burial Records, 1885-1930, 2r (#1-2)
8. Land Records, n.d., 1r (#66)

Clerk of Courts

District Courts

1. Complete Records (Josiah Hedges Partition Case and Survey, 1859), 1860, 1r (#9)
2. Index to Journals, 1851-1884, 1r (#34)
3. Journals, 1851-1877, 1r (#34)
4. Naturalization Petitions and Records, 1907-1930, 1r (#128)

Supreme Court

1. Complete Records, 1834-1842, 1r (#36)
2. Index to Journals, 1826-1884, 1r (#34)
3. Issue Dockets, 1847-1851, 1r (#126)
4. Journals, 1825-1843, 1r (#34)

County Auditor

1. Abstracts of Votes, 1890, 1904, 1908, 1r (#116)
2. County Jail Construction Report and Miscellaneous Correspondence, 1878, 1r (#116)
3. Records of Relief Disbursements [Soldiers and Sailors], 1908-1918, 1933-1944, 1r (#2)
4. Tax List, 1841-1846, 3r (#119-121)

County Coroner

1. Coroner's Inquests, 1883-1935, 1950, 6r (#60-65)

County Engineer

1. Plat Books, n.d., 2r (#117-118)
2. Survey Records, 1859, 1r (#9)

County Home

1. Admittance Permits, 1900-1903, 1r (#115)
2. Death Records, 1969-1986, 1r (#115)
3. Infirmary Registers, 1856-1966, 2r (#16)

County Recorder

1. Deeds - Index to Original Entries, 1821-1926, 1r (#40)
2. General Index to Deeds, 1821-1889, 6r (#40-45)
3. Soldiers' Discharge Records, 1865-1951, 1r (#21)

County Sheriff

1. Foreign Execution Docket, 1837-1848, 1r (#117)

County Treasurer

1. Tax Duplicates, 1841, 1844-1850, 11r (#10-14; 119-124)

Court of Common Pleas

Civil Division

1. Abstracts of Votes, 1840, 1880-1890, 1r (#116)
2. Chancery Records, 1835-1853, 4r (#17-20)
3. Federal Census Schedules, 1850-1880, 4r (#130-133)
4. Index to Chancery Records, 1825-1860, 1r (#17)
5. Index to Files, 1825-1914, 1r (#39)
6. Journals, 1834-1854, 3r (#36-38)
7. Jury Records, 1882-1911, 1r (#8)
8. Naturalization-Petitions and Records, 1907-1924, 1r (#6)
9. Naturalization Records, 1924-1930, 1r (#7)
10. Naturalization Records - Aliens, Minors, and Soldiers, 1903-1905, 2r (#6, 126)
11. Naturalization Records - Declarations of Intention (includes applications), 1906-1930, 3r (#5-6, 127)
12. Naturalization Records - Receipts, 1907-1927, 2r (#5, 127)
13. Partnership and Trader's Record, 1884-1886, 1r (#116)
14. Petition Letter Book, 1885, 1r (#118)
15. Quadrennial Enumerations, 1883, 1887, 1899, 1903, 4r (#3-4, 125-126)
16. Records of Justices' Commissions, 1841-1861, 1r (#9)
17. Witness Records, 1889-1911, 1r (#8)

Criminal Division

1. Index to Coroner's Inquests, 1883-1953, 1r (#60)
2. Inquests, 1883-1953, 6r (#60-65)

Juvenile Court

1. Mothers' Pension Journal, 1914-1936, 1r (#125)

Probate Court

1. Birth Records (duplicate microfilm #84-85), 1867-1909, 4r (#53-54, 84-85)
2. Birth Records - City of Tiffin, 1890-1908, 2r (#87-88)
3. Birth Registration and Correction, dates vary, 17r (#67-83)
4. Boys' Industrial School Records [Reform School Records], 1885-1886, 1r (#9)
5. Case Files, 1860, 1r (#9)
6. Civil Records, 1853-1912, 9r (#22-30)
7. Criminal Record, 1854-1890, 1r (#119)
8. Death Records (duplicate microfilm #84, 86), 1867-1908, 3r (#55, 84, 86)
9. Death Records - City of Tiffin, 1890-1908, 2r (#87-88)
10. Index to Marriage Records, 1841-1930, 2r (#90-91)
11. Index to Registration and Correction of Birth Records, 1867- , 1r (#67)
12. Index to Will Records, 1828-1910, 1r (#107)
13. Marriage Licenses, 1853-1861, 1r (#89)
14. Marriage Records, 1841-1951, 22r (#46-52, 92-106)
15. Mentally Ill Persons' Records, 1875-1890, 1r (#125)
16. Naturalization Records (duplicate microfilm #113-114), 1859-1930, 4r (#56-57, 113-114)
17. Naturalization Records - Declaration of Intention, 1852-1867, 1r (#5)
18. Naturalization Records - Receipts, 1852-1930, 3r (#5-7)
19. Records of Medical Certificates, 1896-1972, 1r (#57)
20. Records of Ministers' Licenses, 1877-1972, 1r (#57)
21. Will Records, 1828-1910, 9r (#31-33, 107-112)

Soldiers Relief Commission

1. Burial Records, 1884-1930, 1r (#59)

Municipalities

Fostoria (rolls begin with #3)

City Council

1. Minutes, 1866-1950, 5r (#3-7)
2. Ordinances and Resolutions, 1851-1922, 3r (#8-10)

Tiffin

City Council

1. Index to City Records, 1850-1895, 1r (#1)
2. Index to Minutes, 1850-1968, 1r (#1)
3. 3. Minutes, 1850-1990, 11r (#2-12)
4. Resolution Records and Index, 1933-1989, 1r (#13)
5. Index to Ordinance Records, 1850-1950, 1r (#14)
6. Index to Ordinances
   1. Alphabetical, 1952-1989, 1r (#14)
   2. Numerical, 1952-1980, 1r (#14)
7. Ordinances, 1850-1989, 7r (#14-20)
8. Civil War Counties and Enlistment Papers, 1864-1880, 1r (#21)
9. Red Cross Census Cards, 1913; 1915; 1918, 1r (#21)

City Clerk

1. Militia Roll, 1863, 1r (#21)

Treasurer

1. Civil War Bounties, 1862-1865, 1r (#21)

Townships

Bloom Township

Board of Trustees

1. Book of Miscellaneous Records, 1824-1863, 1r (#2)
2. Minutes, 1838-1883, 1917-1982, 2r (#1-2)

Liberty Township

Board of Education

1. Minutes/Account Books, 1857-1918, 1r (#4)

Board of Trustees

1. Ditch Journals, 1879-1917, 1r (#2)
2. Justice of the Peace Civil Dockets [Contains Board of Health Minutes], 1842-1879, 1r (#3)
3. Justice of the Peace Criminal Dockets, 1857-1879, 1r (#3)
4. Minutes, 1865-1879, 1888-1958, 2r (#1-2)

Scipio Township

Board of Trustees

1. Minutes (Contains Register of Earmarksand Record of Expenditures) 1837-1838, 1r (#1)

Other Resources

• Index to Wills and Estates, 1851 thru 1900. CAC OG F497.S4D67 1989
• Marriages of Seneca County, Ohio, 1841-1899. CAC OG F497.S4S43 1994
• Original Land Entries of Seneca County, Ohio. CAC OG F497.S4B74 1991
• Ottawa, Sandusky, and Seneca Counties, Ohio, Newspaper Obituary Abstracts, 1836-1870.CAC OG F497.A18M55
• Pleasant Union Cemetery, Old Fort, Seneca County, Ohio. CAC OG F497.S4P55
• Seneca County, Ohio Chancery Records Court Index, 1825-1860. CAC OG F497.S4S44 1991
• Seneca County, Ohio Cemetery Inscriptions. CAC OG F 497.S4S45 1987
• Index to Coroners' Inquests, 1883-1935, 1950. (pOG 3483)