| Index | Merrimac | Wisconsin | National |
| Income per capita | $36,901 | $29,253 | $29,829 |
| Median household income | $69,821 | $54,610 | $55,322 |
| Median income owner occupied | $79,583 | $69,544 | $70,586 |
| Median income renter occupied | $61,250 | $31,736 | $35,192 |
| Median earnings male | $40,000 | $37,342 | $36,919 |
| Median earnings female | $30,455 | $25,818 | $26,250 |
| Unemployment rate | 3.7% | 3.7% | 4.7% |
| Poverty level | 14.0% | 12.7% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 14.6% | 14.6% |
| Manufacturing sector | 16.8% | 16.8% |
| Financial & insurance services | 0.5% | 0.5% |
| Wholesale & retail services | 17.3% | 17.3% |
| Public administration | 4.3% | 4.3% |
| Transportation, warehousing & utilities | 1.6% | 1.6% |
| Education, health & social services | 10.3% | 10.3% |
| Other | 33.0% | 33.0% |
| City | Population | Household Income | National Avg. |
| Waunakee, WI | 13,903 | $114,983 | 107.8% |
| Windsor, WI | 7,340 | $98,789 | 78.6% |
| Dane, WI | 1,008 | $94,554 | 70.9% |
| Lake Wisconsin, WI | 4,573 | $91,806 | 65.9% |
| Arlington, WI | 792 | $90,000 | 62.7% |
| Merrimac, WI | 672 | $69,821 | 26.2% |
| City | Population | Household Income | National Avg. |
| Grafton, IL | 672 | $55,625 | 0.5% |
| Seneca Gardens, KY | 672 | $134,286 | 142.7% |
| Grand Isle, LA | 672 | $0 | 100.0% |
| Campbell, NY | 672 | $51,307 | 7.3% |
| Nelsonville, NY | 672 | $114,821 | 107.6% |
| Merrimac, WI | 672 | $69,821 | 26.2% |
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