Onondaga County, New York Genealogy

United States &gt; New York &gt; Onondaga County

County Courthouse
Office of the County Clerk Room 200 County Court House 401 Montgomery Street Syracuse, New York 13202

The office is open Monday through Friday 8:00 a.m. to 5:00 p.m.

Quick History
Wikipedia

Parent County
5 March 1794: Created from Herkimer County.

Boundary Changes
8 March 1799: Cayuga County set off.

8 April 1808: Cortland County set off.

1 March 1816: Oswego County set off.

Populated Places
Syracuse, Manlius, Lysander, Tully, Baldwinsville, more ....

Neighboring Counties
Cayuga | Cortland | Madison | Oswego

Census Records - done by the state
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Onondaga county, New York Census - done by the state
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 * bgcolor="#bdb76b" | Source
 * bgcolor="#bdb76b" align="center" | 1825
 * bgcolor="#bdb76b" align="center" | 1835
 * bgcolor="#bdb76b" align="center" | 1845
 * bgcolor="#bdb76b" align="center" | 1855
 * bgcolor="#bdb76b" align="center" | 1865
 * bgcolor="#bdb76b" align="center" | 1875
 * bgcolor="#bdb76b" align="center" | 1892
 * bgcolor="#bdb76b" align="center" | 1905
 * bgcolor="#bdb76b" align="center" | 1915
 * bgcolor="#bdb76b" align="center" | 1925
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 * Ancestry.com
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Web Sites

 * The Onondaga County NYGenWeb Project, a member of The NYGenWeb Project, an affiliate of The USGenWeb Project.
 * The USGenWeb Archives Project for Onondaga County.
 * The USGenWeb Archives Project for Onondaga County. (Backup site)
 * FamilySearch.org Family History Library catalog for Onondaga County