Clayton is a borough of Gloucester County in New Jersey, USA. It covers a total area of about 19 sq. kms. with a height of 129 ft above the sea level. The local economy is mainly run by privately held businesses. Some of the important local business ventures include real estate companies, animal hospitals and clinics, air conditioning contractors and system servicing facilities, art schools, advertising agencies, auto sales and servicing facilities, beauty salons, beverage shops, banks and insurance companies, boat equipment supply shops and many other small and medium business ventures.