| Name | Franklin County |
| State | Washington |
| FIPS Code | 53021 |
| County Seat | Pasco |
| Timezone | Pacific Daylight Time (PDT) |
| Population (2024) | 99,554 |
| Population Growth Rate(2020-2024) | 2.82% |
| Majority Ethnicity | Hispanic 49.02% |
| Public School Majority Ethnicity | Hispanic 73% |
| Partisan Voting Index | Republican:+10 |
| Unemployment Rate (May 2026) | 6.7% |
| Sales Tax Rate (2025) | 8.1% |
| Area Code(s) | 509 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 46.33% |
| African American | 1.73% |
| Hispanic | 49.02% |
| Asian | 1.44% |
| Native American | 1.34% |
| Hawaiin/Pacific Islander | 0.14% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 21.77% |
| African American | 0.73% |
| Hispanic | 73.42% |
| Asian | 1.27% |
| Native American | 0.25% |
| Hawaiin/Pacific Islander | 0.2% |