Hampstead has a hearty population of nearly 12,000 full-time residents, with an annual population increase of 12 percent. Stretching 136 square miles, there are 85 people within each square mile. A unique quality of Hampstead is its large singles population, with 71 percent of all residents single. The median age of the area is about 44 years old. With a close proximity to all the city of Wilmington has to offer, Hampstead has become a popular place to reside and is removed from the hustle and bustle of city life.