Colonia is a census designated place located in the Township of Woodbridge in the state of New Jersey. With a total area of about 10 sq. kms., it is elevated by about 80 ft above the sea level. The local economy is pimarily dependent on various types of privately held business ventures. Some of the prominent among them are adoption agencies, architectural engineers, real estate agencies and apartments, building construction material suppliers, art and craft shops, pharmacy shops and alternative medicine centers, audio video equipment supplies and servicing, banking and insurance firms, bridal shops, auto transmission shops and auto financing companies, brake services, carpenters, catering companies, computer renting and leasing companies and many similar business ventures.