| Place Name | Fountain Valley |
| Place Type | City |
| ZIP Code(s) | 92708 |
| County | Orange County |
| Area Code(s) | 657,714 |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2022) | 55,595 |
| Population Growth Rate (2010-19) | 3.13% |
| Majority Ethnicity | White 45.53% |
| Metro/Micro Stats Area | Los Angeles-Long Beach-Anaheim, CA |
| US Congressional District(s) | California 48th |
| State Assembly Districts | 72 |
| State Senate Districts | 34 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 45.53% |
| African American | 0.74% |
| Hispanic | 0.32% |
| Asian | 36.35% |
| Native American | 0.73% |
| Hawaiin/Pacific Islander | 16.33% |