| Place Name | Signal Hill |
| Place Type | City |
| ZIP Code(s) | 90755 |
| County | Los Angeles County |
| Area Code(s) | 562 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 10,963 |
| Population Growth Rate (2010-19) | 7.55% |
| Majority Ethnicity | White 40.04% |
| Metro/Micro Stats Area | Los Angeles-Long Beach-Anaheim, CA |
| US Congressional District(s) | California 47th |
| State Assembly Districts | 70 |
| State Senate Districts | 33 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 40.04% |
| African American | 9.03% |
| Hispanic | 0.24% |
| Asian | 19.2% |
| Native American | 0.72% |
| Hawaiin/Pacific Islander | 30.77% |