Illinois Cities Grafton Illinois Grafton is located in Jersey County northwest of St Louis between Alton and the Missouri state line along Highway 100 near Swan Lake. Grafton lies along the banks of the Illinois River where it merges with the Mississippi River . The natural flyway attracts American bald eagles, Canada geese and blue herons.
Wonderful restaurants feature freshly-caught fish from the river.
Contact the Alton Visitors Center for more Grafton information. Below are additional pages related to this one.