Lower Mahanoy Township, Northumberland County, Pennsylvania

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For other other Pennsylvania townships with similar names, see Mahanoy Township, Pennsylvania (disambiguation).
Lower Mahanoy Township, Pennsylvania
Quarry in Lower Mahanoy Township
Quarry in Lower Mahanoy Township
Map of Northumberland County, Pennsylvania highlighting Lower Mahanoy Township
Map of Northumberland County, Pennsylvania highlighting Lower Mahanoy Township
Map of Northumberland County, Pennsylvania
Map of Northumberland County, Pennsylvania
Country United States
State Pennsylvania
County Northumberland
Settled 1777
Incorporated 1806
 • Type Board of Supervisors
 • Total 25.5 sq mi (65.9 km2)
 • Land 21.9 sq mi (56.8 km2)
 • Water 3.6 sq mi (9.1 km2)
Population (2010)
 • Total 1,709
 • Density 78.0/sq mi (30.1/km2)
Time zone Eastern (EST) (UTC-5)
 • Summer (DST) EDT (UTC-4)
Area code(s) 570

Lower Mahanoy Township is a township in Northumberland County, Pennsylvania, United States. The population at the 2010 Census was 1,709,[1] up from 1,586 at the 2000 census.


The Dauphin County Bridge No. 27 was listed on the National Register of Historic Places in 1993.[2]


According to the United States Census Bureau, the township has a total area of 25.5 square miles (65.9 km²), of which, 21.9 square miles (56.8 km²) of it is land and 3.5 square miles (9.2 km²) of it (13.90%) is water.


As of the census[3] of 2000, there were 1,586 people, 634 households, and 486 families residing in the township. The population density was 72.3 people per square mile (27.9/km²). There were 691 housing units at an average density of 31.5/sq mi (12.2/km²). The racial makeup of the township was 99.43% White, 0.38% African American, 0.06% from other races, and 0.13% from two or more races. Hispanic or Latino of any race were 0.19% of the population.

There were 634 households out of which 29.7% had children under the age of 18 living with them, 67.5% were married couples living together, 5.0% had a female householder with no husband present, and 23.3% were non-families. 19.9% of all households were made up of individuals and 9.1% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 2.85.

In the township the population was spread out with 22.2% under the age of 18, 7.4% from 18 to 24, 28.0% from 25 to 44, 26.5% from 45 to 64, and 15.9% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 104.9 males. For every 100 females age 18 and over, there were 103.3 males.

The median income for a household in the township was $39,279, and the median income for a family was $43,750. Males had a median income of $31,183 versus $21,250 for females. The per capita income for the township was $17,097. About 2.6% of families and 6.0% of the population were below the poverty line, including 7.7% of those under age 18 and 7.7% of those age 65 or over.


  1. ^ "Geographic Identifiers: 2010 Demographic Profile Data (G001): Lower Mahanoy Township, Northumberland County, Pennsylvania". U.S. Census Bureau, American Factfinder. Retrieved Aug 22, 2016. 
  2. ^ National Park Service (2010-07-09). "National Register Information System". National Register of Historic Places. National Park Service. 
  3. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31. 

Coordinates: 40°40′00″N 76°52′59″W / 40.66667°N 76.88306°W / 40.66667; -76.88306