As of the
census There were 3,716 households, out of which 26.6% had children under the age of 18 living with them, 47.3% were
married couples living together, 12.6% had a female householder with no husband present, and 35.6% were non-families. Of all households, 32.3% were made up of individuals, and 18.2% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.94. In the borough the population was spread out, with 22.5% under the age of 18, 7.7% from 18 to 24, 26.5% from 25 to 44, 21.2% from 45 to 64, and 22.1% who were 65 years of age or older. The median age was 41 years. For every 100 females, there were 86.9 males. For every 100 females age 18 and over, there were 83.4 males. The median income for a household in the borough was $28,926, and the median income for a family was $40,758. Males had a median income of $31,703 versus $21,285 for females. The
per capita income for the borough was $15,784. About 8.6% of families and 12.3% of the population were below the
poverty line, including 15.9% of those under age 18 and 11.1% of those age 65 or over. The population at the 2010 census was 7,921, a change of -8.8% since 2000. There were 3,721 males (47.0%) and 4,200 females (53.0%). The median age was 42.0 years, compared to 40.1 for the state of Pennsylvania. The estimated median household income in 2007 was $35,555 (it was $28,926 in 2000), while in Pennsylvania it was $48,576. Estimated per capita income in 2007 was $18,674 in Ellwood City, versus $26,228 for the entire state. Estimated median house or condo value in 2007 was $91,245 (it was $75,700 in 2000), versus $155,000 for the state. ==Education==