Lee County's 2026 population is estimated at 32,110, reflecting a -0.41% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Lee County is the 22nd largest county in Iowa. The 2010 population was 35,850 and has grown -10.43% since 2010.
Data after 2023 is projected based on recent change
Overall: 43.6 years
Female: 45.1 years
Male: 41.7 years
There are 25,904 adults, (7,309 of whom are seniors) in Lee County.
Female: 16,393 (49.8%)
Male: 16,500 (50.2%)
The racial composition of Lee County includes 91.06% White, and smaller percentages for Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 29,953 | 91.06% |
| Two or more races | 1,536 | 4.67% |
| Black or African American | 815 | 2.48% |
| Other race | 348 | 1.06% |
| Asian | 185 | 0.56% |
| Native American | 35 | 0.11% |
| Native Hawaiian or Pacific Islander | 21 | 0.06% |
Lee County 's average per capita income is $46,200. Household income levels show a median of $62,382. The poverty rate stands at 13.09%.
| Name | Median ↓ | Mean |
|---|---|---|
| Married Families | $94,014 | - |
| Families | $80,317 | $95,650 |
| Households | $62,382 | $79,169 |
| Non Families | $29,859 | $46,622 |
Average Income
Median Household Income
Poverty Rate