| Index | Cottage Grove | Wisconsin | National |
| Cost of living | 119 | 96 | 100 |
| Goods & Services | 106 | 97 | 100 |
| Groceries | 102 | 99 | 100 |
| Health care | 120 | 112 | 100 |
| Housing | 149 | 88 | 100 |
| Transportation | 101 | 98 | 100 |
| Utilities | 109 | 102 | 100 |


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| 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 | $108,788 | $9,066 | $2,538 | $3,264 |
| Renters | $54,732 | $4,561 | $1,277 | $1,642 |
| State | General Sales Tax | With Max Surtax |
| Wisconsin | 5% | 6.75% |
| State | Income Tax (Low) | Income Tax (High) |
| Wisconsin | 3.54% | 7.65% |
| Item | Cottage Grove | National avg. | Difference |
| Haircut | $24.26 | $24.26 | 0.0% |
| Beauty Salon | $66.46 | $45.56 | 45.9% |
| Toothpaste | $3.76 | $3.70 | 1.7% |
| Shampoo | $1.22 | $1.28 | 4.8% |
| Movie | $12.47 | $12.13 | 2.8% |
| Bowling | $27.76 | $18.00 | 54.2% |
| Item | Cottage Grove | National avg. | Difference |
| Ground Beef | $6.27 | $5.84 | 7.4% |
| Fried Chicken | $1.45 | $1.57 | 8.1% |
| Milk | $4.79 | $4.67 | 2.5% |
| Potatoes | $4.20 | $4.93 | 15.0% |
| Pizza | $10.96 | $12.09 | 9.3% |
| Beer | $8.82 | $10.41 | 15.3% |
| Item | Cottage Grove | National avg. | Difference |
| Optometrist | $70.37 | $125.68 | 44.0% |
| Doctor | $222.85 | $135.78 | 64.1% |
| Dentist | $122.45 | $113.29 | 8.1% |
| Ibuprofen | $10.72 | $10.65 | 0.6% |
| Lipitor | $506.88 | $468.60 | 8.2% |
| Item | Cottage Grove | National avg. | Difference |
| Home Price | $294,300.00 | $184,700.00 | 59.3% |
| Avg. Mortgage Payment | $2,571.07 | $2,346.69 | 9.6% |
| Apartment Rent | $1,192.00 | $949.00 | 25.6% |
| Item | Cottage Grove | National avg. | Difference |
| Gasoline | $3.39 | $3.46 | 2.0% |
| Tire Balancing | $65.66 | $59.92 | 9.6% |
| Item | Cottage Grove | National avg. | Difference |
| All Electricity | $226.90 | $193.99 | 17.0% |
| Phone | $185.25 | $192.25 | 3.6% |
| City | Population | Cost of Living Index | National Avg. |
| Waterloo, WI | 3,334 | 101 | 0.6% |
| Rockdale, WI | 210 | 103 | 3.3% |
| Marshall, WI | 3,975 | 105 | 4.6% |
| Lake Mills, WI | 5,936 | 105 | 5.3% |
| Cambridge, WI | 1,260 | 107 | 7.3% |
| Cottage Grove, WI | 7,086 | 119 | 18.9% |
| City | Population | Cost of Living Index | National Avg. |
| Huron, CA | 7,084 | 106 | 6.3% |
| Rockville, CT | 7,084 | 102 | 2.4% |
| Unionville, NC | 7,089 | 104 | 4.2% |
| East Shoreham, NY | 7,090 | 148 | 47.9% |
| Lakes of the Four Seasons, IN | 7,081 | 112 | 12.2% |
| Cottage Grove, WI | 7,086 | 119 | 18.9% |