The Kinsman Post Office is located in the state of Illinois within Grundy County. This location serves 187 Kinsman residents with a median income of $52,109. It's estimated that approximately 298 packages pass through this post office each year.
The Kinsman Post Office is located in the state of Illinois within Grundy County. This location serves 187 Kinsman residents with a median income of $52,109. It's estimated that approximately 298 packages pass through this post office each year.