Londonderry township, Dauphin County, Pennsylvania Population

Overview

4,922

Total Population

40.6

Median age

49.25%

Female population %

103.1:100

Gender ratio (M:F)

0-4 years

Largest age group

57.0

Total dependency ratio

White

Largest racial group

708

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Londonderry township's population is old compared to the rest of the country:

The median age in Londonderry township is 40.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Londonderry township's population under 18 was 26.27%, compared to the 22.51% nationwide.
Londonderry township's elderly or the senior population (over 65 age) was 16.76% as compared to 16.04% nationwide.
Of the total population in Londonderry township, 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.

There are 74 less females than males in Londonderry township:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.25% females and 50.75% males in Londonderry township, Dauphin County, Pennsylvania.
The Londonderry township, Dauphin County, Pennsylvania gender ratio is 103.1:100 i.e. 103.1 men to 100 women (1.031).
For male population, the largest age group is 60-64 years with a population of 321.
For the female population, the largest age group is 0-4 years with a population of 277.

Londonderry township's population has become increasingly diverse:

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.
Londonderry township's racial breakdown clearly shows that there is an absolute majority of White population in the township.
By ethnicity, 708 is Hispanic or Latino (of any race), and 4,214 (85.62% of the total population) is Non-Hispanic.
The largest racial group in Londonderry township is White with a population of 4,142 (84.15% of the total population).

Londonderry township's population has already reached its peak and is showing a trend of decline:

The peak population was 5,267 in the year 2008
From 2000 to 2010, Londonderry township's population decreased by 3 (0.06%), as compared to the national growth of 9.63%.
From 2010 to 2020, Londonderry township's population decreased by 319 (6.12%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Londonderry township's population was lowest in year 2022 at 4,889.