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The total population of Londonderry township is estimated to be 4,909 with 2,588 males (52.72%) and 2,321 females (47.28%). There are 267 less females than males in Londonderry township.
The median household income in Londonderry township was $78,792 in 2021, which marked an an increase of 6,228(8.58%) from $72,564 in 2020. This income is 105.61% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Londonderry township sees its highest median household income among householders in the age group of 45 to 64 years old, at $92,553. Overall, the median household income for the township of Londonderry township stands at $78,792.
In Londonderry township, the median income for all workers aged 15 years and older, regardless of work hours, was $48,263 for males and $28,023 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $65,185 for males and $48,069 for females.
In Londonderry township, population is primarily represented by White households, reporting a median income of $72,061.
In 2022, the population of Londonderry township was 4,889, a 0.22% decrease year-by-year from 2021. Previously, in 2021, Londonderry township's population was 4,900, an increase of 0.06% compared to a population of 4,897 in 2020.
The median age in Londonderry township, Dauphin County, Pennsylvania is 40.6, as per 2021 ACS 5-Year Estimates. Of the total population, 19.52% were under the age of 15, 19.28% aged 15 to 29, 44.43% aged 30 to 64, 16.05% aged 65 to 84, and 0.71% were 85 years of age and older.
Racial distribution of Londonderry township population: 84.15% are White, 0.30% are Black or African American, 6.42% are some other race and 9.12% are multiracial.