Township in Westmoreland County, Pennsylvania · 30.7 sq mi · 236 people per sq mi
About 7,300 people live in Derry township. The typical household earns $69,070, and the median resident is 53.2 years old.
2026 projection
From 7,220 in 2020
Poverty rate 6.58%
Men 53.8 · Women 52.9
2010–2026
7,254
2026 projection
0.5% 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
7,254
2026 projection
0.5% 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 | 7,254 | +10 | 0.14% |
|---|---|---|---|
| 2025 | 7,244 | +10 | 0.14% |
| 2024 | 7,234 | -2 | 0.03% |
| 2023 | 7,236 | -14 | 0.19% |
| 2022 | 7,250 | +2 | 0.03% |
| 2021 | 7,248 | +28 | 0.39% |
| 2020 | 7,220 | -72 | 0.99% |
| 2019 | 7,292 | -19 | 0.26% |
| 2018 | 7,311 | -9 | 0.12% |
| 2017 | 7,320 | +5 | 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 72 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 15 residents
58% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 58% | 62% | 56% |
| Never married | 21% | 21% | 22% |
| Divorced | 11% | 12% | 11% |
| Widowed | 8% | 6% | 11% |
| Separated | <1% | <1% | <1% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau