| Statistic | Bonfield | Illinois | National | 
| Population | 586 | 12,671,821 | 328,239,523 | 
| Population density (sq mi) | 1,192 | 228 | 91 | 
| Median age | 42.6 | 37.4 | 37.7 | 
| Male/Female ratio | 0.9:1 | 1.0:1 | 1.0:1 | 
| Married (15yrs & older) | 60% | 55% | 55% | 
| Families w/ Kids under 18 | 52% | 44% | 43% | 
| Speak English | 96% | 77% | 79% | 
| Speak Spanish | 4% | 13% | 13% | 

 
				
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				| Race | Bonfield | Illinois | National | 
| White | 97.61% | 72.14% | 73.35% | 
| Black | 0.68% | 14.30% | 12.63% | 
| Asian | 0.00% | 5.10% | 5.22% | 
| American Indian | 0.00% | 0.23% | 0.82% | 
| Native Hawaiian | 0.00% | 0.03% | 0.18% | 
| Mixed race | 1.54% | 2.34% | 3.06% | 
| Other race | 0.17% | 5.86% | 4.75% |