Windham is a suburban town in Rockingham County, New Hampshire, United States. The population was 13,592 at the 2010 census. The estimated population in 2017 was 14,562.
Windham is situated in Rockingham County in southeastern New Hampshire, approximately 3 miles (5 km) north of the Massachusetts border. It is accessible from Exit 3 of Interstate 93. Windham is considered a bedroom community because of its growing population (over 10,000), only about 160 commercial land parcels, and lack of public transportation. The nearest airport to Windham is Manchester-Boston Regional Airport, about 20 miles (32 km) to the north. Boston, Massachusetts, is 37 miles (60 km) to the south along Interstate 93. The landscape of Windham consists of suburban subdivisions, rural open spaces and large areas of undeveloped land.
According to the United States Census Bureau, the town has a total area of 27.9 square miles (72 km), of which 26.8 sq mi (69 km) is land and 1.1 sq mi (2.8 km) is water, comprising 3.80% of the town. The highest point is Jenny’s Hill, at 505 feet (154 m) above sea level.
As of the census of 2010, there were 13,592 people, 4,724 households, and 3,773 families residing in the town. The population density was 507.2 people per square mile of land (195.9/km²). There were 5,164 housing units at an average density of 192.7 per square mile (74.4/km²). The racial makeup of the town was 95.2% White, 0.4% African American, 0.2% Native American, 2.9% Asian, 0.1% Pacific Islander, 0.2% some other race, and 1.1% from two or more races. Hispanic or Latino of any race were 1.6% of the population.
There were 4,724 households, out of which 35.3% had children under the age of 18 living with them, 71.6% were headed by a married couple living together, 6.0% had a female householder with no husband present, and 20.1% were non-families. 15.7% of all households were made up of individuals, and 7.2% were someone living alone who was 65 years of age or older. The average household size was 2.87, and the average family size was 3.25.
In the town, the population was spread out with 27.9% under the age of 18, 5.5% from 18 to 24, 22.1% from 25 to 44, 33.1% from 45 to 64, and 11.5% who were 65 years of age or older. The median age was 41.8 years. For every 100 females, there were 97.2 males. For every 100 females age 18 and over, there were 94.0 males.
For the period 2006-2010, the median income for a household in the town was $112,386 (in 2010 dollars) and the median income for a family was $121,452. Male full-time year-round workers had a median income of $93,588 versus $55,445 for females. The per capita income for the town was $46,071. About 0% of families and 0.6% of the population were below the poverty line, including 0% of those under age 18 and 3.6% of those age 65 or over.
Windham New Hampshire neighborhoods include: Crestwood Rd, Fernst Farm, Nashua Park, Range Rd, Rock Pond, Ryan Farm, The Hill and Lowell, Tokanel Field, Windham