Neighbourhood variables and definitions, 1990 US Census Tract level data
| Socioeconomic status | |
|---|---|
| Family income | median income for all households |
| Poverty | proportion of persons whose annual income falls at or below 175% of the poverty line |
| Education | proportion of persons 25 years and over with less than a high school graduate education |
| Housing value | median value of owner occupied housing units |
| Crowded housing | proportion of households with more than one person per room |
| Blue collar | proportion of employed persons in service occupations, farming and fishing occupations, precision production, craft and repair occupations, and operators, fabricators, and labourers |
| Racial/ethnic concentration | |
| Black | proportion of all persons who are black |
| Hispanic | proportion of all persons who are Hispanic |
| Residential stability | |
| Mobility | proportion of persons ages 5 and older who lived in the same house for past five years |
| Unemployment | proportion of persons ages 16 and over who are unemployed |
| Housing tenure | proportion of occupied housing units that are rented |
| Family structure | |
| Female headship | proportion of families headed by women |
| Poor female headship | proportion of poor families which are headed by women |
| Divorced | proportion of persons ages 15 and over who are divorced or separated |
| Urbanisation | |
| Multi-unit housing | proportion of housing units with five or more units in structure |
| Urban | residence in an urban census tract |