| O'Brien County, IA | |||
| Change | |||
| 1980 | 1990 | 1980-90 | |
| County Population | 16,972 | 15,444 | -9% |
| %White | 100% | 99% | -1% |
| %Black | 0% | 0% | 0% |
| %Hispanic | 0% | 0% | 0% |
| %Under 18 | 28% | 27% | -1% |
| %65 years and over | 18% | 21% | 3% |
| %Under 6 | 9% | 8% | -1% |
| %Foreign Born | 0% | 1% | 1% |
| Education (% pop over 25) | |||
| % 0-8 years | 25% | 17% | -8% |
| % 9-11 years | 10% | 10% | -1% |
| %Completed H.S. | 39% | 37% | -2% |
| %Some College | 14% | 16% | 3% |
| %Bachelors or Graduate Degree | 12% | 13% | 1% |
| Persons over 25 | 10,337 | 10,290 | 0% |
| H.S. Dropout Rate | 8% | 2% | -6% |
| Labor Market Structure | |||
| Employed Persons | 6,909 | 6,953 | 1% |
| %Operators, Nonfarm Laborers and Service | 29% | 31% | 2% |
| %Professional & Technical | 11% | 13% | 2% |
| %Managers & Administrators | 7% | 9% | 2% |
| %Sales Workers | 10% | 10% | 0% |
| %Clerical | 10% | 12% | 2% |
| %Craft Workers | 11% | 10% | -1% |
| %Operators | 10% | 11% | 2% |
| %Nonfarm Laborers | 5% | 5% | 0% |
| %Service Workers | 15% | 16% | 1% |
| %Farm Workers | 21% | 15% | -6% |
| %Males Working less than 26 Weeks | 29% | 30% | 1% |
| Males 16 and Over | 6,160 | 5,540 | -10% |
| Poverty and Welfare | |||
| %Persons in Impoverished Families | 10% | 12% | 2% |
| %Whites in Poverty | 10% | 12% | 2% |
| %Blacks in Poverty | 50% | 50% | |
| %Hispanics in Poverty | 3% | 21% | 18% |
| %Households Receiving Welfare or PA | 4% | 4% | 0% |
| Income | |||
| Aggregate Income | $96,989,240 | $137,587,245 | 42% |
| Number of Families | 4,656 | 4,289 | -8% |
| Average Family Income | $20,831 | $32,079 | 54% |
| Aggregate Wage and Salary Income | $55,458,915 | $93,846,006 | 69% |
| Wage and Salary Households | 4,202 | 4,119 | -2% |
| Average Wage and Salary Income | $13,198 | $22,784 | 73% |
| Aggregate Self-Employed Income | $34,138,635 | $27,763,107 | -19% |
| Self-Employed Households | 2,571 | 1,910 | -26% |
| Average Self-Employed Income | $13,278 | $14,536 | 9% |
| Aggregate Earned Income | $91,566,620 | $121,609,113 | 33% |
| Earned Income Households | 5,181 | 4,653 | -10% |
| Average Earned Income | $17,674 | $26,136 | 48% |
| Average Welfare Income per Household | $2,013 | $3,907 | 94% |
| Households Grouped by Income Level | |||
| Income Under $5,000 | 929 | 288 | -69% |
| Income of $5,000-9,999 | 1,105 | 801 | -28% |
| Income of $10,000-14,999 | 1,151 | 669 | -42% |
| Income of $15,000-24,999 | 1,774 | 1,495 | -16% |
| Income of $25,000-49,999 | 1,051 | 2,147 | 104% |
| Income over $50,000 | 252 | 590 | 134% |
| Source: U.S. Census | |||
| Last Update: 7/8/97 |