1850 Pike County, Kentucky Census Records. 1  Hosted at Free 1850 Census Form for your Research. 2  Hosted at Ancestry.com â 14 Days Free 1850 Pike County, Kentucky Census Images $. 1850 Pike County, Kentucky Slave Schedule 3  $. Hosted at Pike County USGenWeb Archives Project Census Index File 1 Of 4. Census Index File 2 Of 4.