The place of Iselin is located in the county of Middlesex. It covers a total area of 8.26 sq. km. Industries related to advertising, alternative medicine, automotive, cleaning, pharmaceuticals, fabrics, food, hotel, mailing and shipping, real estate and publishing, contribute to the local economy in a positive way. Commercial spaces are parking lot stations, recreation centers and truck repairing services. Professionals like lawyers, psychologists and consultant in computer are engaged in private businesses, enhancing the local economy in a positive way.