The Grafton Post Office is located in the state of Illinois within Jersey County. This location serves 1,993 Grafton residents with a median income of $45,208. It's estimated that approximately 3,181 packages pass through this post office each year.
The Grafton Post Office is located in the state of Illinois within Jersey County. This location serves 1,993 Grafton residents with a median income of $45,208. It's estimated that approximately 3,181 packages pass through this post office each year.