Hello Sandra, No relation or connection. Found the following in the 1860 census. Hope it helps !
p.s. Have saved the census record and can send as attach email if you wish. firstname.lastname@example.org
Name: William Pancoast Age in 1860: 3 Birth Year: abt 1857 Birthplace: Pennsylvania Home in 1860: Elizabeth, Allegheny, Pennsylvania Gender: Male Post Office: Elizabeth Value of real estate: View image Household Members: Name Age
Samuel Pancoast .:Occ Ship Carpenter. 34 Dorcas Pancoast 33 Charles Pancoast 13 Charlotte Pancoast 11 John B Pancoast 8 William Pancoast 3 Dorcas Carroll 67