Castro County's estimated 2025 population is 7,430 with a growth rate of 0.68% in the past year according to the most recent United States census data. Castro County is the 181st largest county in Texas. The 2010 population was 8,125 and has seen a growth of -8.55% since that time.
Data after 2023 is projected based on recent change
The racial composition of Castro County includes 54% White, 8.23% other race, and smaller percentages for Asian, Black or African American, Native American and multiracial populations.
White (54%)
Two or more races (34.69%)
Other race (8.23%)
Asian (1.24%)
Black or African American (1.17%)
Native American (0.67%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 3,957 | 54% |
| Two or more races | 2,542 | 34.69% |
| Other race | 603 | 8.23% |
| Asian | 91 | 1.24% |
| Black or African American | 86 | 1.17% |
| Native American | 49 | 0.67% |
Married
Widowed
Divorced
Separated
Never Married
Castro County's average per capita income is $42,358. Household income levels show a median of $63,485. The poverty rate stands at 13.95%.
Name | Median | Mean |
|---|---|---|
| Married Families | $84,457 | - |
| Families | $64,795 | $86,751 |
| Households | $63,485 | $81,404 |
| Non Families | $44,286 | $50,409 |
Average Income
Median Household Income
Poverty Rate
