| Index | Otter Lake | Michigan | National |
| Income per capita | $37,611 | $40,534 | $44,883 |
| Median household income | $68,785 | $74,200 | $81,333 |
| Median income owner occupied | $64,074 | $92,757 | $106,172 |
| Median income renter occupied | $96,764 | $42,775 | $52,080 |
| Median earnings male | $55,009 | $52,653 | $54,343 |
| Median earnings female | $30,412 | $34,413 | $38,439 |
| Unemployment rate | 1.4% | 5.5% | 4.9% |
| Poverty level | 15.0% | 16.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 12.1% | 12.1% |
| Manufacturing sector | 39.4% | 39.4% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 12.1% | 12.1% |
| Public administration | 4.0% | 4.0% |
| Transportation, warehousing & utilities | 3.0% | 3.0% |
| Education, health & social services | 10.1% | 10.1% |
| Other | 18.2% | 18.2% |
| City | Population | Household Income | National Avg. |
| Fostoria, MI | 780 | $119,241 | 46.6% |
| Frankenmuth, MI | 5,597 | $112,491 | 38.3% |
| Barnes Lake-Millers Lake, MI | 906 | $82,668 | 1.6% |
| Columbiaville, MI | 790 | $79,841 | 1.8% |
| Kingston, MI | 365 | $79,162 | 2.7% |
| Otter Lake, MI | 368 | $68,785 | 15.4% |
| City | Population | Household Income | National Avg. |
| Bellamy, AL | 368 | $44,768 | 45.0% |
| Branch, LA | 368 | $3,695 | 95.5% |
| Montgomery, MI | 368 | $55,696 | 31.5% |
| Macks Creek, MO | 368 | $0 | 100.0% |
| Casar, NC | 368 | $71,054 | 12.6% |
| Otter Lake, MI | 368 | $68,785 | 15.4% |