Clinton County, Pennsylvania Genealogy

United States &gt; Pennsylvania &gt; Clinton County

Parent County
1839--Clinton County was created 21 June 1839 from Lycoming and Centre Counties. County seat: Lock Haven

Boundary Changes

 * 1750: When Cumberland Co. was formed, it included part of the southern portion of today's Clinton Co. The rest of today's Clinton Co. were not included in any county until 1785
 * 1752: When Berks Co. was created in 1752, a portion of southwestern Clinton Co. was included in it
 * 1771: Bedford Co. was created in 1771, the portion of today's Clinton Co. in Cumberland Co. was transferred into Bedford Co.
 * 1772: When Northumberland Co. was created in 1772, the southern portion of today's Clinton Co. which was formerly in Bedford and Berks Counties was included in Northumberland Co.
 * 1785: The northern portion of today's Clinton Co. was annexed to Northumberland Co.; thus, all of the county was part of Northumberland Co.
 * 1789: When Mifflin Co. was formed in 1789, part of today's southern Clinton Co. became part of Mifflin Co.; the remainder (approx. 80%) stayed in Northumberland Co.
 * 1795: When Lycoming Co. was created in 1795, the portion called Northumberland Co. was absorbed into Lycoming Co.; the remainder stayed in Mifflin Co.
 * 1800: Centre Co. was created in 1800, the northern portion remained in Lycoming Co. while the southern half became part of Centre Co.
 * 1839: Clinton Co. was established, but it was larger than today's county because it then included part of Cameron Co.
 * 1860: When Cameron Co. was formed, the boundaries of Clinton Co. became finalized

Web Sites

 * Family History Library Catalog


 * Linkpendium - Clinton County
 * USGenWeb project for Clinton Co.