CDP in Los Angeles County, California · 1.7 sq mi · 10,930 people per sq mi
About 18,000 people live in Willowbrook. The typical household earns $62,582, and the median resident is 33.5 years old.
2026 projection
From 24,401 in 2020
Poverty rate 18.28%
Men 34 · Women 32.4
2011–2026
18,333
2026 projection
24.9% since 2020 (decrease)
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.
2011–2026
18,333
2026 projection
24.9% since 2020 (decrease)
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 | 18,333 | -1,103 | 5.68% |
|---|---|---|---|
| 2025 | 19,436 | -2,206 | 5.23% |
| 2023 | 21,642 | -849 | 3.77% |
| 2022 | 22,491 | -1,515 | 6.31% |
| 2021 | 24,006 | -395 | 1.62% |
| 2020 | 24,401 | +1,590 | 6.97% |
| 2019 | 22,811 | +409 | 1.83% |
| 2018 | 22,402 | -252 | 1.11% |
| 2017 | 22,654 | +619 | 2.81% |
| 2016 | 22,035 | +1,350 | 6.53% |
Showing 10 of 15 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 217 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 5 residents
39% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 39% | 41% | 38% |
| Never married | 48% | 48% | 47% |
| Divorced | 6% | 6% | 6% |
| Widowed | 4% | 2% | 6% |
| Separated | 3% | 3% | 3% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau