South Londonderry Township, Pennsylvania Population

Overview

8,578

Total Population

37.5

Median age

50.26%

Female population %

99:100

Gender ratio (M:F)

10-14 years

Largest age group

67.1

Total dependency ratio

White

Largest racial group

467

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in South Londonderry township is 37.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
South Londonderry township's population under 18 was 28.47%, compared to the 22.51% nationwide.
South Londonderry township's elderly or the senior population (over 65 age) was 16.02% as compared to 16.04% nationwide.
Of the total population in South Londonderry township, 24.13% were under the age of 15, 13.76% aged 15 to 29, 46.09% aged 30 to 64, 13.44% aged 65 to 84, and 2.58% were 85 years of age and older.

There are 44 more females than males in South Londonderry township:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.26% females and 49.74% males in South Londonderry Township, Pennsylvania.
The South Londonderry Township, Pennsylvania gender ratio is 99:100 i.e. 99 men to 100 women (0.990).
For male population, the largest age group is 10-14 years with a population of 571.
For the female population, the largest age group is 10-14 years with a population of 503.

South Londonderry township's population is moderately diverse:

Racial distribution of South Londonderry township population: 92.19% are White, 0.54% are Black or African American, 1.99% are Asian, 4.71% are some other race and 0.57% are multiracial.
South Londonderry township's racial breakdown clearly shows that there is an absolute majority of White population in the township.
By ethnicity, 467 is Hispanic or Latino (of any race), and 8,111 (94.56% of the total population) is Non-Hispanic.
The largest racial group in South Londonderry township is White with a population of 7,908 (92.19% of the total population).

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

The peak population was 8,827 in the year 2021
From 2000 to 2010, South Londonderry township's population increased by 1,572 (28.91%), as compared to the national growth of 9.63%.
From 2010 to 2020, South Londonderry township's population increased by 1,775 (25.32%), 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, South Londonderry township's population was lowest in year 2000 at 5,437.