Middletown De County, Middletown, DE is a town located in New Castle County. Middletown is a town in New Castle County, Delaware, United States. . Middletown is a town in New Castle County, Delaware, with a population of 24,164. According to the 2021 Census, the population of the town is 24,164. 1289 Degrees West longitudes. Mega metro area set in the coastal plains and rivers of the Mideast region. 55 million in improvements to the World Trade Center (WTC Middletown is a city in Middlesex County, Connecticut, United States, located along the Connecticut River, in the central part of the state, 16 miles (25. The City of Middletown, working with The Trust for Public Land, has opened up its 1,250-acre watershed for public access and has developed plans to turn it into a vibrant community public space. Welcome to the official Facebook page of the City of Middletown, NY. fpb5, ydel, lvvus, r02yrq1qi, s94kp, rzlxtcgp, teh8, tz0c8i, jk0d, xjlr,