Storbritannia
- Essex, fylkeØst for England
Amerikas forente stater
- Essex, en by i Middlesex County, Connecticut
- Essex, landsbyen Kankakee County, Illinois
- Essex, Page County Town, Iowa
- Essex, folketellingsutpekt sted i Baltimore County, Maryland
- Essex, Essex fylkeskommune, Massachusetts
- Essex, Clinton County Township, Michigan
- Essex, Stoddard County Town, Missouri
- Essexfylkesbyen Essex, New York
- Essex, en by i Chittenden County, Vermont