| Official Name: | South Lebanon Township, Pennsylvania |
| Settlement Type: | Township |
| Motto: | "A Community of Service" |
| Mapsize: | 250px |
| Image Map1: | Map of Pennsylvania highlighting Lebanon County.svg |
| Mapsize1: | 250px |
| Map Caption1: | Map of Lebanon County, Pennsylvania |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Lebanon |
| Established Title: | Settled |
| Established Title1: | Incorporated |
| Established Date1: | 1840 |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 56.31 |
| Area Land Km2: | 56.13 |
| Area Water Km2: | 0.18 |
| Area Total Sq Mi: | 21.74 |
| Area Land Sq Mi: | 21.67 |
| Area Water Sq Mi: | 0.07 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 10456 |
| Population Density Km2: | 175.30 |
| Population Density Sq Mi: | 454.02 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Postal Code Type: | ZIP code |
| Postal Code: | 17042[3] |
| Area Code: | 717 |
| Pop Est As Of: | 2021 |
| Population Est: | 10472 |
| Blank Name: | FIPS code |
| Blank Info: | 42-075-72288 |
South Lebanon Township is a township in Lebanon County, Pennsylvania, United States. It is part of the Lebanon, PA Metropolitan Statistical Area. The population was 10,456 at the 2020 census.[2]
Lebanon Township was divided to form North Lebanon Township and South Lebanon Township in 1840.
According to the United States Census Bureau, the township has a total area of 21.8 square miles (56.6 km2), of which 21.8 square miles (56.4 km2) is land and 0.1 square mile (0.2 km2) (0.32%) is water.
The township includes three census-designated places, unincorporated communities which are all in the northern part of the township: Avon, Hebron, and Lebanon South.
At the 2010 census there were 9,463 people, 3,429 households, and 2,550 families in the township. The population density was 434.1sp=usNaNsp=us. There were 3,604 housing units at an average density of 165.3sp=usNaNsp=us. The racial makeup of the township was 95.73% White, 1.57% African American, 0.10% Native American, 0.95% Asian, 0.01% Pacific Islander, 0.99% from other races, and 0.64% from two or more races. Hispanic or Latino of any race were 3.04%.[4]
There were 2,920 households, 31.6% had children under the age of 18 living with them, 64.9% were married couples living together, 7.6% had a female householder with no husband present, and 24.5% were non-families. 20.7% of households were made up of individuals, and 10.2% were one person aged 65 or older. The average household size was 2.54 and the average family size was 2.95.
In the township the population was spread out, with 21.2% under the age of 18, 6.5% from 18 to 24, 27.1% from 25 to 44, 23.9% from 45 to 64, and 21.4% 65 or older. The median age was 42 years. For every 100 females there were 99.5 males. For every 100 females age 18 and over, there were 96.9 males.
The median household income was $46,268 and the median family income was $52,726. Males had a median income of $36,987 versus $26,335 for females. The per capita income for the township was $19,903. About 3.7% of families and 5.2% of the population were below the poverty line, including 7.6% of those under age 18 and 5.2% of those age 65 or over.