| Official Name: | South Mahoning Township, Pennsylvania |
| Settlement Type: | Township |
| Mapsize: | 250px |
| Image Map1: | Map of Pennsylvania highlighting Indiana County.svg |
| Mapsize1: | 250px |
| Map Caption1: | Map of Pennsylvania highlighting Indiana County |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Indiana |
| Established Title: | Settled |
| Established Title1: | Incorporated |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 74.07 |
| Area Land Km2: | 73.95 |
| Area Water Km2: | 0.12 |
| Area Total Sq Mi: | 28.60 |
| Area Land Sq Mi: | 28.55 |
| Area Water Sq Mi: | 0.04 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 1841 |
| Population Density Km2: | 23.72 |
| Population Density Sq Mi: | 61.43 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Pop Est As Of: | 2021 |
| Population Est: | 1835 |
| Blank Name: | FIPS code |
| Blank Info: | 42-063-72304 |
South Mahoning Township is a township that is located in Indiana County, Pennsylvania, United States. The population was 1,841 at the time of the 2020 census.[2] Historic communities in the township include Ambrose, Denton, Elkin, Frantz, McCormick, Rossmoyne and Wells.[3]
The township surrounds Plumville, a separately incorporated borough.
The John B. McCormick House was listed on the National Register of Historic Places in 1974.
According to the United States Census Bureau, the township has a total area of 28.6 square miles (74.0 km2), all land.[4]
The Cowanshannock Creek rises in South Mahoning Township.[5]
At the time of the 2000 census,[6] there were 1,852 people, 616 households and 481 families residing in the township.
The population density was 64.8sp=usNaNsp=us There were 677 housing units at an average density of 23.7/sq mi (9.1/km2).
The racial makeup of the township was 99.51% White, 0.05% African American, 0.05% Native American, 0.22% Pacific Islander, 0.05% from other races, and 0.11% from two or more races.
There were 616 households, of which 38.3% had children who were under the age of eighteen living with them; 69.5% were married couples living together, 4.9% had a female householder with no husband present, and 21.9% were non-families. 18.8% of all households were made up of individuals, and 8.3% had someone living alone who was sixty-five years of age or older.
The average household size was 3.01 and the average family size was 3.49.
32.7% of residents were under the age of eighteen, 7.6% were aged eighteen to twenty-four, 28.0% were aged twenty-five to forty-four, 20.2% were aged forty-five to sixty-four, and 11.6% were sixty-five years of age or older. The median age was thirty-three years.
For every one hundred females, there were 103.7 males. For every one hundred females who were aged eighteen or older, there were 101.8 males.
The median household income was $32,308 and the median family income was $34,556. Males had a median income of $28,688 compared with that of $20,375 earned by females.
The per capita income was $13,191.
Approximately 13.9% of families and 22.5% of the population were living below the poverty line, including 37.1% of those who were under the age of eighteen and 17.7% of those who were aged sixty-five or older.