Middlesex is located in Nash County on US Highway 264, approximately 20 miles from the capital city of Raleigh and lies in the coastal plain section of North Carolina at approximately 200 feet above sea level. The climate is favorable for both work and play with an average annual temperature of 60 degrees with July being the hottest month and January being the coldest. It is close enough to the seashore ( Atlantic Beach - 103 miles) and the Blue Ridge Mountains (less than 200 miles) to enjoy the recreational advantages of both. The Town Of Middlesex , with a current population of approximately 850, has its origins in what began, at the turn of the nineteenth century, as a small community in southwest Nash County . The Town was named for the English city of the same name and was incorporated in 1908.