Plymouth township is located in Montgomery County Pennsylvania. Plymouth township has a 2024 population of 18,446. Plymouth township is currently growing at a rate of 0.12% annually and its population has increased by 1.11% since the most recent census, which recorded a population of 18,244 in 2020.
The average household income in Plymouth township is $130,109 with a poverty rate of 4.23%. The median age in Plymouth township is 41.1 years: 39.5 years for males, and 42.6 years for females.
According to the most recent ACS, the racial composition of Plymouth township was:
White
Asian
Two or more races
Black or African American
Other race
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 7,573 | 2.37 | 68.3 | 31.7 |
| Married | 3,677 | 3.09 | 89.5 | 10.5 |
| Non Family | 2,826 | 1.27 | 41.5 | 58.5 |
| Female | 643 | 2.98 | 60.8 | 39.2 |
| Male | 427 | 2.61 | 74.9 | 25.1 |
2.98
Average Family Size
2.37
Average Household Size
68.3%
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 asian people with a rate of 72.16%.
All
Male
Female
$66,971
Average Earnings
$75,913
Average Male
$57,964
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
87.07% of Plymouth township residents speak only English, while 12.93% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 4.95% of the population.
rate
4.23%
Overall Poverty Rate
3.93%
Male Poverty Rate
4.52%
Female Poverty Rate
The race most likely to be in poverty in Plymouth township is Black, with 4.86% below the poverty level.
The race least likely to be in poverty in Plymouth township is Hispanic, with 0.1% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.58%. Among those working part-time, it was 7.98%, and for those that did not work, the poverty rate was 7.35%.
Married
Widowed
Divorced
Separated
NeverMarried
50.8%
Overall Marriage Rate
52.3%
Male Marriage Rate
49.5%
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 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
2.64%
Veteran Poverty Rate
24.88%
Veteran Disability Rate
LaborForceParticipation
70%
Labor Force Participation
66.3%
Employment Rate
5.1%
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
72.43%
Born in Plymouth township
90.34%
Native Born
9.66%
Foreign Born
4.51%
Non Citizen
5.15%
Naturalized
90.34% of Plymouth township residents were born in the United States, with 72.43% having been born in Pennsylvania. 4.51% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 18,556 | 22 | 0.12% |
| 2028 | 18,534 | 22 | 0.12% |
| 2027 | 18,512 | 22 | 0.12% |
| 2026 | 18,490 | 22 | 0.12% |
| 2025 | 18,468 | 22 | 0.12% |
| 2024 | 18,446 | 22 | 0.12% |
| 2023 | 18,424 | 22 | 0.12% |
| 2022 | 18,402 | 78 | 0.43% |
| 2021 | 18,324 | 80 | 0.44% |
| 2020 | 18,244 | 725 | 4.14% |
| 2019 | 17,519 | -42 | -0.24% |
| 2018 | 17,561 | -21 | -0.12% |
| 2017 | 17,582 | -14 | -0.08% |
| 2016 | 17,596 | -8 | -0.05% |
| 2015 | 17,604 | 892 | 5.34% |
| 2014 | 16,712 | 49 | 0.29% |
| 2013 | 16,663 | 31 | 0.19% |
| 2012 | 16,632 | 29 | 0.17% |
| 2011 | 16,603 | 45 | 0.27% |
| 2010 | 16,558 | 0 | 0% |