Northwest Harwinton is a census-designated place (CDP) in the town of Harwinton in Litchfield County, Connecticut, United States. The population was 3,158 at the 2020 census, out of 5,484 in the entire town. The CDP contains the town center.
Geography
The CDP occupies the northwestern quarter of the town of Harwinton, bordered to the north by the town of New Hartford, to the northwest by the city of Torrington, and to the west by the town of Litchfield. The southern edge of the CDP follows Connecticut Route 118 (Litchfield Road) west of Route 222 (Hill Road), and Delay Road, Swimming Hole Road, and Shingle Mill Road east of Route 222. The eastern edge of the CDP follows Plymouth Road, Harmony Hill Road, and North Road. The CDP includes the Harwinton town center at the intersection of Routes 118 and 4, as well as the residential community surrounding Lake Harwinton.
Route 4 leads east to West Hartford and northwest to Torrington, while Route 118 leads west to Litchfield borough, and Route 222 leads south to Thomaston.
According to the U.S. Census Bureau, the Northwest Harwinton CDP has a total area of , of which are land and , or 1.25%, are water.
54.2% of residents lived in urban areas, while 45.8% lived in rural areas.
There were 1,301 households in Northwest Harwinton, of which 28.2% had children under the age of 18 living in them. Of all households, 58.6% were married-couple households, 15.5% were households with a male householder and no spouse or partner present, and 19.5% were households with a female householder and no spouse or partner present. About 22.6% of all households were made up of individuals and 10.7% had someone living alone who was 65 years of age or older.
Of the 1,307 households in the community, 32.4% had children under the age of 18 living with them, 61.4% were headed by married couples living together, 8.9% had a female householder with no husband present, and 25.0% were non-families. 21.7% of all households were made up of individuals, and 10.3% were someone living alone who was 65 years of age or older. The average household size was 2.48, and the average family size was 2.87.
Education
It is in the Regional School District 10<!--UNI 03520-->.