| Index | Smithfield | Illinois | National |
| Cost of living | 75 | 96 | 100 |
| Goods & Services | 94 | 97 | 100 |
| Groceries | 99 | 98 | 100 |
| Health care | 86 | 95 | 100 |
| Housing | 28 | 95 | 100 |
| Transportation | 101 | 103 | 100 |
| Utilities | 90 | 89 | 100 |
| Cost of living index | |
| Goods & Services index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $46,250 | $3,854 | $1,079 | $1,388 |
| Renters | $0 | $0 | $0 | $0 |
| State | General Sales Tax | With Max Surtax |
| Illinois | 6.25% | 10.25% |
| State | Income Tax (Low) | Income Tax (High) |
| Illinois | 4.95% | 4.95% |
| Item | Smithfield | National avg. | Difference |
| Haircut | $25.00 | $24.26 | 3.0% |
| Beauty Salon | $39.00 | $45.56 | 14.4% |
| Toothpaste | $3.80 | $3.70 | 2.5% |
| Shampoo | $1.35 | $1.28 | 5.2% |
| Movie | $9.91 | $12.13 | 18.4% |
| Bowling | $15.00 | $18.00 | 16.7% |
| Item | Smithfield | National avg. | Difference |
| Ground Beef | $6.23 | $5.84 | 6.8% |
| Fried Chicken | $1.61 | $1.57 | 2.4% |
| Milk | $4.74 | $4.67 | 1.5% |
| Potatoes | $4.97 | $4.93 | 0.6% |
| Pizza | $12.49 | $12.09 | 3.4% |
| Beer | $10.32 | $10.41 | 0.9% |
| Item | Smithfield | National avg. | Difference |
| Optometrist | $119.25 | $125.68 | 5.1% |
| Doctor | $128.33 | $135.78 | 5.5% |
| Dentist | $81.17 | $113.29 | 28.4% |
| Ibuprofen | $10.34 | $10.65 | 2.9% |
| Lipitor | $437.64 | $468.60 | 6.6% |
| Item | Smithfield | National avg. | Difference |
| Home Price | $51,800.00 | $184,700.00 | 72.0% |
| Avg. Mortgage Payment | $1,766.12 | $2,346.69 | 24.7% |
| Apartment Rent | $0.00 | $949.00 | 100.0% |
| Item | Smithfield | National avg. | Difference |
| Gasoline | $3.68 | $3.46 | 6.3% |
| Tire Balancing | $53.33 | $59.92 | 11.0% |
| Item | Smithfield | National avg. | Difference |
| All Electricity | $158.51 | $193.99 | 18.3% |
| Phone | $197.49 | $192.25 | 2.7% |
| City | Population | Cost of Living Index | National Avg. |
| Marietta, IL | 61 | 99 | 0.9% |
| Bardolph, IL | 277 | 75 | 25.2% |
| Ellisville, IL | 96 | 72 | 27.9% |
| Vermont, IL | 738 | 77 | 22.9% |
| Avon, IL | 690 | 80 | 19.9% |
| Smithfield, IL | 181 | 75 | 25.2% |
| City | Population | Cost of Living Index | National Avg. |
| Gulfcrest, AL | 181 | 89 | 10.6% |
| Humnoke, AR | 181 | 81 | 19.0% |
| Beaver Valley, AZ | 181 | 106 | 6.2% |
| Olancha, CA | 181 | 108 | 7.7% |
| Bristow, IA | 181 | 71 | 28.6% |
| Smithfield, IL | 181 | 75 | 25.2% |
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