If you're looking for existing Methodist churches, try doing a Google search. You can do the same for cemeteries.
There is a web site https://nicolehelregel.files.wordpress.com
which lists the resources for genealogy in Jasper County. Their genealogical and historical society has disbanded.
The Newton Public Library, www.newton.lib.il.us/
has family histories, church records, cemetery record and local newspapers on microfilm back to 1866. Successful Searching!