Anna M Paulsen (Postmaster)
anna.m.paulsen@usps.gov
129 E State Rd
Island Lake, IL 60042
Island Lake, IL 60042
The Island Lake Post Office is located in the state of Illinois within McHenry County. This location serves 8,547 Island Lake residents with a median income of $67,005. It's estimated that approximately 13,642 packages pass through this post office each year.