Martin County's estimated 2025 population is 165,971 with a growth rate of 0.81% in the past year according to the most recent United States census data. Martin County is the 33rd largest county in Florida. The 2010 population was 146,912 and has seen a growth of 12.97% since that time.
Data after 2023 is projected based on recent change
The racial composition of Martin County includes 80.89% White, 5.03% Black or African American, 3.26% other race, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 129,803 | 80.89% |
| Two or more races | 14,268 | 8.89% |
| Black or African American | 8,071 | 5.03% |
| Other race | 5,227 | 3.26% |
| Asian | 2,271 | 1.42% |
| Native American | 773 | 0.48% |
| Native Hawaiian or Pacific Islander | 51 | 0.03% |
Married
Widowed
Divorced
Separated
Never Married
Martin County's average per capita income is $45,483. Household income levels show a median of $80,701. The poverty rate stands at 11.36%.
Name | Median | Mean |
|---|---|---|
| Married Families | $114,506 | $160,998 |
| Families | $101,878 | $144,081 |
| Households | $80,701 | $120,690 |
| Non Families | $47,297 | $77,830 |
Average Income
Median Household Income
Poverty Rate
