| Index | Brethren | Michigan | National |
| Income per capita | $28,890 | $40,534 | $44,883 |
| Median household income | $59,868 | $74,200 | $81,333 |
| Median income owner occupied | $82,385 | $92,757 | $106,172 |
| Median income renter occupied | $30,638 | $42,775 | $52,080 |
| Median earnings male | $46,448 | $52,653 | $54,343 |
| Median earnings female | $19,435 | $34,413 | $38,439 |
| Unemployment rate | 4.3% | 5.5% | 4.9% |
| Poverty level | 16.3% | 16.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 11.3% | 11.3% |
| Manufacturing sector | 46.8% | 46.8% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 3.2% | 3.2% |
| Public administration | 14.5% | 14.5% |
| Transportation, warehousing & utilities | 6.5% | 6.5% |
| Education, health & social services | 8.1% | 8.1% |
| Other | 9.7% | 9.7% |
| City | Population | Household Income | National Avg. |
| Arcadia, MI | 216 | $100,287 | 23.3% |
| Caberfae, MI | 65 | $89,889 | 10.5% |
| Free Soil, MI | 103 | $85,577 | 5.2% |
| Oak Hill, MI | 590 | $72,719 | 10.6% |
| Stronach, MI | 190 | $71,066 | 12.6% |
| Brethren, MI | 423 | $59,868 | 26.4% |
| City | Population | Household Income | National Avg. |
| Kennedy, AL | 423 | $64,174 | 21.1% |
| Wall Lane, AZ | 423 | $59,702 | 26.6% |
| Hanalei, HI | 423 | $100,102 | 23.1% |
| Armington, IL | 423 | $61,676 | 24.2% |
| Lenzburg, IL | 423 | $60,315 | 25.8% |
| Brethren, MI | 423 | $59,868 | 26.4% |