Township in Middlesex County, New Jersey · 11.8 sq mi · 2,073 people per sq mi
About 24,000 people live in Plainsboro township. The typical household earns $131,638, and the median resident is 37.6 years old.
2026 projection
From 24,022 in 2020
Poverty rate 4.25%
Men 37.8 · Women 37.4
2010–2026
24,383
2026 projection
1.5% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
24,383
2026 projection
1.5% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 24,383 | +34 | 0.14% |
|---|---|---|---|
| 2025 | 24,349 | +34 | 0.14% |
| 2024 | 24,315 | +165 | 0.68% |
| 2023 | 24,150 | +175 | 0.73% |
| 2022 | 23,975 | +10 | 0.04% |
| 2021 | 23,965 | -57 | 0.24% |
| 2020 | 24,022 | +1,144 | 5.00% |
| 2019 | 22,878 | -84 | 0.37% |
| 2018 | 22,962 | -90 | 0.39% |
| 2017 | 23,052 | -17 | 0.07% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 242 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 24 residents
61% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 61% | 66% | 56% |
| Never married | 29% | 29% | 29% |
| Divorced | 5% | 4% | 7% |
| Widowed | 4% | <1% | 8% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau