Table 3.
Community-level characteristics in 1,652 zip code communities: 2000 US census 5-digit zip code-level data
| Variable | Mean (SD) | Median |
|---|---|---|
| Socioeconomic indicators | ||
| Median household income, USD | 37,085 (12,340) | 34,765 |
| Poverty1, % | 14.6 (7.7) | 13.4 |
| High school or college education, % | 43.6 (5.0) | 43.5 |
| Residential mobility | ||
| Unemployment1, % | 3.5 (2.9) | 3.0 |
| Housing tenure (vacant), % | 12.2 (9.7) | 9.8 |
| Ethnic composition | ||
| African-American, % | 26.0 (22.2) | 20.9 |
| Hispanic1, % | 3.3 (4.6) | 1.9 |
| European-American1, % | 69.5 (22.5) | 73.5 |
1
Not included in the final model building process to avoid multi-colinearity.