Table 1.
Descriptive statistics for 520 census block groups, total and by HOLC class.
| Variable: | Six-City Total n = 520 |
HOLC Class 1 (Green) n = 33 |
HOLC Class 2 (Blue) n = 81 |
HOLC Class 3 (Yellow) n = 202 |
HOLC Class 4 (Red) n = 120 |
Not HOLC Rated n = 84 |
|---|---|---|---|---|---|---|
| Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | Mean (SD) | |
| Off-Premise Alcohol Outlets | 0.78 (0.95) | 0.27 (0.80) | 0.43 (0.69) | 0.75 (0.82) | 1.11 (1.08) | 0.88 (1.11) |
| Off-Premise Outlets per Square Mile | 10.0 (14.7) | 1.1 (3.1) | 4.6 (7.8) | 12.4 (16.0) | 13.2 (12.8) | 8.4 (18.5) |
| % Black Population | 19.8 (19.1) | 2.3 (3.6) | 16.8 (22.2) | 18.9 (16.6) | 29.6 (18.7) | 17.8 (19.1) |
| % Hispanic Population | 21.8 (22.3) | 3.1 (1.9) | 10.2 (10.0) | 25.2 (22.0) | 33.0 (26.0) | 16.0 (18.9) |
| Median Household Income (x $1000) | 68.1 (45.1) | 163.6 (48.4) | 96.0 (44.9) | 55.0 (28.7) | 46.3 (21.7) | 66.1 (41.1) |
| Total Population | 1210 (532) | 994 (306) | 1064 (361) | 1220 (510) | 1201 (418) | 1427 (801) |
| Land Area (Square Miles) | 0.18 (0.43) | 0.22 (0.20) | 0.11 (0.07) | 0.08 (0.07) | 0.11 (0.10) | 0.60 (0.94) |
| Population Density (1,000s/Sq. Mile) | 15.0 (11.9) | 5.5 (1.7) | 12.2 (9.7) | 19.3 (12.5) | 14.3 (6.1) | 11.8 (16.3) |
Note: all variables above show significant differences (p < 0.01) across the HOLC groupings as measured by a group F-test.