| Official Name: | Granville Township, >Mifflin County, Pennsylvania |
| Settlement Type: | Township |
| Mapsize: | 250px |
| Image Map1: | Map of Pennsylvania highlighting Mifflin County.svg |
| Mapsize1: | 250px |
| Map Caption1: | Map of Mifflin County, Pennsylvania |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Pennsylvania |
| Subdivision Type2: | County |
| Subdivision Name2: | Mifflin |
| Government Type: | Board of Supervisors |
| Leader Title: | Chairman |
| Leader Name: | Mark M. Ellinger |
| Leader Title1: | Vice-chairman |
| Leader Name1: | William W. Page |
| Leader Title2: | Supervisor |
| Leader Name2: | James A. Smith |
| Established Title: | Settled |
| Established Date: | 1755 |
| Established Title1: | Incorporated |
| Established Date1: | 1833 |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 106.57 |
| Area Land Km2: | 104.19 |
| Area Water Km2: | 2.38 |
| Area Total Sq Mi: | 41.15 |
| Area Land Sq Mi: | 40.23 |
| Area Water Sq Mi: | 0.92 |
| Population As Of: | 2020 |
| Population Footnotes: | [2] |
| Population Total: | 4625 |
| Population Density Km2: | 48.30 |
| Population Density Sq Mi: | 125.11 |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Area Code: | 717 |
| Website: | Granville Township |
| Blank Name: | FIPS code |
| Blank Info: | 42-087-30480 |
| Footnotes: | Local phone exchanges: 242, 247, 248, 363 |
| Pop Est As Of: | 2022 |
| Population Est: | 4589 |
Granville Township is a township in Mifflin County, Pennsylvania, United States. The population was 4,625 at the 2020 census.[2]
The Pennsylvania Main Line Canal, Juniata Division, Canal Section was listed on the National Register of Historic Places in 2002.
According to the United States Census Bureau, the township has a total area of 40.9sqmi, of which 40.2sqmi is land and 0.7sqmi (1.81%) is water.
As of the census[3] of 2000, there were 4,895 people, 1,971 households, and 1,452 families residing in the township. The population density was 121.9sp=usNaNsp=us. There were 2,110 housing units at an average density of 52.5sp=usNaNsp=us. The racial makeup of the township was 98.77% White, 0.35% African American, 0.18% Native American, 0.25% Asian, 0.10% from other races, and 0.35% from two or more races. Hispanic or Latino of any race were 0.45% of the population.
There were 1,971 households, out of which 29.0% had children under the age of 18 living with them, 62.1% were married couples living together, 7.1% had a female householder with no husband present, and 26.3% were non-families. 22.0% of all households were made up of individuals, and 8.5% had someone living alone who was 65 years of age or older. The average household size was 2.45 and the average family size was 2.84.
In the township the population was spread out, with 22.4% under the age of 18, 6.2% from 18 to 24, 27.9% from 25 to 44, 27.8% from 45 to 64, and 15.6% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 99.2 males. For every 100 females age 18 and over, there were 97.9 males.
The median income for a household in the township was $37,690, and the median income for a family was $42,222. Males had a median income of $31,738 versus $19,362 for females. The per capita income for the township was $16,807. About 6.1% of families and 9.1% of the population were below the poverty line, including 11.9% of those under age 18 and 8.7% of those age 65 or over.