| Lamb County, TX | | | |
| | | Change |
| 1980 | 1990 | 1980-90 |
| County Population | 18669 | 15072 | -19% |
| % White | 75% | 88% | 12% |
| % Black | 6% | 5% | -1% |
| % Hispanic | 30% | 37% | 6% |
| % Under 18 | 33% | 30% | -3% |
| % Over 65 | 15% | 18% | 3% |
| % Under 6 | 11% | 9% | -1% |
| % Foreign Born | 1% | 5% | 4% |
| | | | |
| Education(% pop over 25) | | | |
| % 0-8 years | 33% | 23% | -10% |
| % 9-11 years | 21% | 20% | -1% |
| % Completed H.S. | 25% | 27% | 2% |
| % Some College | 11% | 15% | 4% |
| % Bachelors or Graduate Degree | 10% | 11% | 1% |
| Persons over 25 | 10634 | 9408 | -12% |
| H.S. Dropout Rate | 21% | 8% | -13% |
| | | | |
| Labor Market Structure | | | |
| Employed Persons | 7343 | 5595 | -24% |
| % Operators, Nonfarm Laborers & Service | 29% | 27% | -2% |
| % Professional & Technical | 9% | 14% | 5% |
| % Managers & Administrators | 8% | 6% | -2% |
| % Sales Workers | 8% | 9% | 2% |
| % Clerical | 12% | 13% | 1% |
| % Craft Workers | 13% | 12% | -1% |
| % Operators | 12% | 9% | -2% |
| % Nonfarm Laborers | 4% | 5% | 1% |
| % Service Workers | 13% | 12% | 0% |
| % Farm Workers | 21% | 18% | -4% |
| % Males Working less than 26 weeks | 31% | 35% | 4% |
| Males over 16 | 6403 | 5120 | -20% |
| | | | |
| Poverty and Welfare | | | |
| % Persons in Impoverished Families | 23% | 27% | 4% |
| % Whites in Poverty | 16% | 23% | 7% |
| % Blacks in Poverty | 52% | 79% | 27% |
| % Hispanics in Poverty | 37% | 45% | 8% |
| % Families Receiving Welfare or PA | 9% | 10% | 1% |
| | | | |
| Income | | | |
| Aggregate Income | $94,713,515 | $121,005,695 | 28% |
| Number of Families | 5071 | 4129 | -19% |
| Average Family Income | $18,677 | $29,306 | 57% |
| Aggregate Wage and Salary Income | $63,580,885 | $83,837,272 | 32% |
| Wage & Salary Households | 4634 | 3743 | -19% |
| Average Wage & Salary Income | $13,721 | $22,398 | 63% |
| Aggregate Self-Employed Income | $20,049,680 | $22,346,477 | 11% |
| Self-Employed Households | 2097 | 1297 | -38% |
| Average Self-Employed Income | $9,561 | $17,229 | 80% |
| Aggregate Earned Income | $83,789,250 | $106,183,749 | 27% |
| Earned Income Households | 5347 | 4166 | -22% |
| Average Earned Income | $15,670 | $25,488 | 63% |
| Average Welfare Income per Household | $1,908 | $3,082 | 62% |
| Households Grouped by Income Level | | | |
| Income Under $5,000 | 1152 | 606 | -47% |
| Income of $5,000-9,999 | 1280 | 757 | -41% |
| Income of $10,000-14,999 | 1336 | 821 | -39% |
| Income of $15,000-24,999 | 1480 | 1256 | -15% |
| Income of $25,000-49,999 | 983 | 1354 | 38% |
| Income over $50,000 | 177 | 680 | 284% |
| |