Glen Gardener is located in the county of Hunterdon. It covers a total area of 3.94 sq. km. The economy of the city revolves around industries involved in alternative medicine, arts and crafts, construction, home building, industrial and commercial machinery, landscaping equipments, logistics and education. The local inhabitants are engaged in service-oriented services related to rehabilitation, truck repairing, health, childcare services and repair of home appliances, contributing to the economic development of the inhabitants of the city.