Stonewood is a city in Harrison County, West Virginia, United States. The population was 1,806 at the 2010 census.
The name Stonewood has no special meaning, and was invented for the place.
Stonewood is located at 39°15′7″N 80°18′36″W (39.252001, -80.309979), along Elk Creek.
According to the United States Census Bureau, the city has a total area of 0.85 square miles (2.20 km2), all of it land.
As of the census of 2010, there were 1,806 people, 819 households, and 494 families living in the city. The population density was 2,124.7 inhabitants per square mile (820.4/km2). There were 890 housing units at an average density of 1,047.1 per square mile (404.3/km2). The racial makeup of the city was 95.8% White, 1.8% African American, 0.2% Native American, 0.3% Asian, 0.1% Pacific Islander, 0.1% from other races, and 1.6% from two or more races. Hispanic or Latino of any race were 1.9% of the population.
There were 819 households, of which 23.2% had children under the age of 18 living with them, 42.5% were married couples living together, 12.7% had a female householder with no husband present, 5.1% had a male householder with no wife present, and 39.7% were non-families. 33.8% of all households were made up of individuals, and 14.3% had someone living alone who was 65 years of age or older. The average household size was 2.19 and the average family size was 2.76.