Yolo County's 2026 population is estimated at 225,560, reflecting a 0.51% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Yolo County is the 27th largest county in California. The 2010 population was 201,061 and has grown 12.18% since 2010.
Overall: 32.1 years
Female: 32.5 years
Male: 31.7 years
There are 176,281 adults, (29,712 of whom are seniors) in Yolo County.
Female: 113,244 (51.3%)
Male: 107,320 (48.7%)
The racial composition of Yolo County includes 48.89% White, 15.35% Asian, 12.7% other race, and smaller percentages for Black or African American, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 107,834 | 48.89% |
| Two or more races | 41,326 | 18.74% |
| Asian | 33,861 | 15.35% |
| Other race | 28,003 | 12.7% |
| Black or African American | 5,795 | 2.63% |
| Native American | 2,870 | 1.3% |
| Native Hawaiian or Pacific Islander | 875 | 0.4% |
Yolo County 's average per capita income is $58,474. Household income levels show a median of $91,752. The poverty rate stands at 16.69%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $140,564 | $175,176 |
| Families | $122,185 | $153,544 |
| Households | $91,752 | $123,254 |
| Non Families | $48,413 | $67,422 |
Average Income
Median Household Income
Poverty Rate