| Index | Mound City | Illinois | National |
| Cost of living index | 73 | 98 | 100 |
| Index | Mound City | Illinois | National |
| Goods & Services index | 96 | 98 | 100 |
| Groceries index | 91 | 97 | 100 |
| Health care index | 83 | 100 | 100 |
| Housing index | 25 | 95 | 100 |
| Transportation index | 90 | 112 | 100 |
| Utilities index | 97 | 97 | 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 | $20,833 | $1,736 | $486 | $625 |
| 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 | Mound City | National avg. | Difference |
| Haircut | $18.67 | $17.49 | 6.7% |
| Beauty Salon | $34.00 | $38.17 | 10.9% |
| Toothpaste | $1.76 | $2.32 | 24.2% |
| Shampoo | $0.89 | $1.01 | 12.0% |
| Movie | $9.33 | $10.72 | 13.0% |
| Bowling | $15.00 | $13.86 | 8.2% |
| Item | Mound City | National avg. | Difference |
| Ground Beef | $4.10 | $3.90 | 5.1% |
| Fried Chicken | $1.14 | $1.40 | 18.3% |
| Milk | $1.83 | $1.96 | 6.7% |
| Potatoes | $2.72 | $3.18 | 14.5% |
| Pizza | $11.49 | $10.39 | 10.5% |
| Beer | $9.74 | $9.23 | 5.5% |
| Item | Mound City | National avg. | Difference |
| Optometrist | $92.00 | $106.34 | 13.5% |
| Doctor | $129.17 | $115.25 | 12.1% |
| Dentist | $64.00 | $98.38 | 34.9% |
| Ibuprofen | $7.97 | $9.26 | 13.9% |
| Lipitor | $348.85 | $466.47 | 25.2% |
| Item | Mound City | National avg. | Difference |
| Home Price | $29,000.00 | $184,700.00 | 84.3% |
| Avg. Mortgage Payment | $917.10 | $1,273.32 | 28.0% |
| Apartment Rent | $444.00 | $949.00 | 53.2% |
| Item | Mound City | National avg. | Difference |
| Gasoline | $2.35 | $2.59 | 9.5% |
| Tire Balancing | $44.50 | $48.90 | 9.0% |
| Item | Mound City | National avg. | Difference |
| All Electricity | $158.37 | $167.60 | 5.5% |
| Phone | $182.13 | $163.42 | 11.5% |
| City, State | Population | Cost of Living Index | National Avg. |
| Blandville, KY | 51 | 94 | -6% |
| Wilson City, MO | 68 | 70 | -30% |
| Pulaski, IL | 206 | 75 | -25% |
| Cairo, IL | 2,559 | 71 | -29% |
| Mounds, IL | 1,054 | 73 | -27% |
| Mound City, IL | 624 | 73 | -27% |
| City, State | Population | Cost of Living Index | National Avg. |
| Ettrick, WI | 624 | 91 | -9% |
| Foristell, MO | 624 | 110 | 10% |
| Branson West, MO | 624 | 92 | -8% |
| Big Water, UT | 624 | 92 | -8% |
| Harleyville, SC | 624 | 86 | -14% |
| Mound City, IL | 624 | 73 | -27% |