Mchenry County Post Offices

801 W Algonquin Rd
Algonquin, Illinois 60102

2707 3 Oaks Rd
Cary, Illinois 60013

301 E Congress Pkwy
Crystal Lake, Illinois 60014

938 Il Route 22
Fox River Grove, Illinois 60021

300 N Eastman St
Harvard, Illinois 60033

9912 Illinois St
Hebron, Illinois 60034

11013 N Woodstock St
Huntley, Illinois 60142

129 E State Rd
Island Lake, Illinois 60042

223 E Grant Hwy
Marengo, Illinois 60152

4530 W Crystal Lake Rd
McHenry, Illinois 60050

5510 Mill St
Richmond, Illinois 60071

5016 Barnard Mill Rd
Ringwood, Illinois 60072

2410 Westward Dr
Spring Grove, Illinois 60081

17803 Depot St
Union, Illinois 60180

3710 E Wonder Lake Rd
Wonder Lake, Illinois 60097

1050 Country Club Rd
Woodstock, Illinois 60098

Mchenry County

There are 16 US Post Offices in Mchenry County serving a total of 268,046 residents equating to 16,753 residents per post office. It's estimated that approximately 427,831 packages are handled across the 16 county post offices annually. McHenry County is a county located in the U.S. state of Illinois. According to the 2010 census, it had a population of 308,760, making it the sixth-most populous county in Illinois. Its county seat is Woodstock. McHenry County is one of the five collar counties of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area. Long known as a center of agriculture and recreation, it has more recently experienced rapid rates of suburbanization and urbanization, but remains primarily agricultural and rural."