ZIP Code 60021

60021 is one of Illinois's ZIP codes, delivering to addresses in Fox River Grove, McHenry County.

City: Fox River Grove
County: McHenry County
State: Illinois
Prefix: 600xx

Where this code sits

60021 is part of the 600xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fox River Grove.

Fox River Grove Illinois ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 60021 delivers to without sharing its boundary.

ZIP codes nearest 60021

The ZIP codes whose reference points sit closest to 60021.
ZIP code	Distance	Delivers to
ZIP code 60013	2.1 mi	Cary, IL
ZIP code 60010	4.8 mi	Barrington, IL
ZIP code 60102	4.8 mi	Algonquin, IL
ZIP code 60110	5.3 mi	Carpentersville, IL
ZIP code 60156	5.7 mi	Lake In The Hills, IL
ZIP code 60042	5.7 mi	Island Lake, IL
ZIP code 60014	6.3 mi	Crystal Lake, IL
ZIP code 60084	6.6 mi	Wauconda, IL

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 60021, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 60021. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.