His arrival manifest would have his precise place of birth.
If he was naturalized citizen then his intent & petition will have a place of birth. His church marriage record and state marriage application should also have a place of birth. You can also request his SS-5Form as it too should have a place of birth and parents names. http://www.radixindex.com/en/surname_index/surname/raczwww.ellisislandrecords.orgwww.surnamenavigator.org