Londonderry township is located in Dauphin County Pennsylvania. Londonderry township has a 2024 population of 4,881. Londonderry township is currently declining at a rate of -0.06% annually and its population has decreased by -0.35% since the most recent census, which recorded a population of 4,898 in 2020.
The average household income in Londonderry township is $92,434 with a poverty rate of 5.11%. The median age in Londonderry township is 40.6 years: 40.6 years for males, and 40.6 years for females.
According to the most recent ACS, the racial composition of Londonderry township was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 1,878 | 2.61 | 92.2 | 7.8 |
| Married | 1,034 | 3.5 | 92.6 | 7.4 |
| Non Family | 611 | 1.19 | 91.5 | 8.5 |
| Female | 172 | 2.31 | 100 | 0 |
| Male | 61 | 2.62 | 70.5 | 29.5 |
3.26
Average Family Size
2.61
Average Household Size
92.2%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among black people with a rate of 100%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 80%.
All
Male
Female
$48,494
Average Earnings
$62,266
Average Male
$36,208
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
89.44% of Londonderry township residents speak only English, while 10.56% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 10.24% of the population.
rate
5.11%
Overall Poverty Rate
6.11%
Male Poverty Rate
4.01%
Female Poverty Rate
The race most likely to be in poverty in Londonderry township is White, with 6.41% below the poverty level.
The race least likely to be in poverty in Londonderry township is White, with 6.41% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 2.12%. Among those working part-time, it was 5.04%, and for those that did not work, the poverty rate was 7.69%.
Married
Widowed
Divorced
Separated
NeverMarried
54.4%
Overall Marriage Rate
53.7%
Male Marriage Rate
55.0%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
0%
Veteran Poverty Rate
36.21%
Veteran Disability Rate
LaborForceParticipation
65.3%
Labor Force Participation
65.3%
Employment Rate
0%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
78.59%
Born in Londonderry township
98.86%
Native Born
1.14%
Foreign Born
0.29%
Non Citizen
0.86%
Naturalized
98.86% of Londonderry township residents were born in the United States, with 78.59% having been born in Pennsylvania. 0.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 4,866 | -3 | -0.06% |
| 2028 | 4,869 | -3 | -0.06% |
| 2027 | 4,872 | -3 | -0.06% |
| 2026 | 4,875 | -3 | -0.06% |
| 2025 | 4,878 | -3 | -0.06% |
| 2024 | 4,881 | -3 | -0.06% |
| 2023 | 4,884 | -3 | -0.06% |
| 2022 | 4,887 | -16 | -0.33% |
| 2021 | 4,903 | 5 | 0.1% |
| 2020 | 4,898 | -351 | -6.69% |
| 2019 | 5,249 | 5 | 0.1% |
| 2018 | 5,244 | 3 | 0.06% |
| 2017 | 5,241 | 16 | 0.31% |
| 2016 | 5,225 | 1 | 0.02% |
| 2015 | 5,224 | -4 | -0.08% |
| 2014 | 5,228 | 4 | 0.08% |
| 2013 | 5,224 | 4 | 0.08% |
| 2012 | 5,220 | 5 | 0.1% |
| 2011 | 5,215 | -1 | -0.02% |
| 2010 | 5,216 | 0 | 0% |