Plainsboro Township, New Jersey Population

Overview

23,966

Total Population

37.7

Median age

50.20%

Female population %

99.2:100

Gender ratio (M:F)

35-39 years

Largest age group

43.3

Total dependency ratio

Asian

Largest racial group

857

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Plainsboro township is 37.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Plainsboro township's population under 18 was 23.57%, compared to the 22.51% nationwide.
Plainsboro township's elderly or the senior population (over 65 age) was 10.59% as compared to 16.04% nationwide.
Of the total population in Plainsboro township, 19.62% were under the age of 15, 17.22% aged 15 to 29, 52.57% aged 30 to 64, 8.68% aged 65 to 84, and 1.90% were 85 years of age and older.

There are 96 more females than males in Plainsboro township:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.20% females and 49.80% males in Plainsboro Township, New Jersey.
The Plainsboro Township, New Jersey gender ratio is 99.2:100 i.e. 99.2 men to 100 women (0.992).
For male population, the largest age group is 40-44 years with a population of 1,227.
For the female population, the largest age group is 25-29 years with a population of 1,244.

Plainsboro township's population has become increasingly diverse:

Racial distribution of Plainsboro township population: 30.45% are White, 6.53% are Black or African American, 0.57% are American Indian and Alaska Native, 58.42% are Asian, 0.48% are some other race and 3.56% are multiracial.
Plainsboro township's racial breakdown clearly shows that there is an absolute majority of Asian population in the township.
By ethnicity, 857 is Hispanic or Latino (of any race), and 23,109 (96.42% of the total population) is Non-Hispanic.
The largest racial group in Plainsboro township is Asian with a population of 14, (58.42% of the total population).

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

The peak population was 24,019 in the year 2020
From 2000 to 2010, Plainsboro township's population increased by 2,660 (13.09%), as compared to the national growth of 9.63%.
From 2010 to 2020, Plainsboro township's population increased by 1,033 (4.49%), 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, Plainsboro township's population was lowest in year 2000 at 20,326.