| Index | Grass Lake | Michigan | National |
| Income per capita | $43,745 | $40,534 | $44,883 |
| Median household income | $90,871 | $74,200 | $81,333 |
| Median income owner occupied | $109,190 | $92,757 | $106,172 |
| Median income renter occupied | $48,288 | $42,775 | $52,080 |
| Median earnings male | $68,387 | $52,653 | $54,343 |
| Median earnings female | $49,524 | $34,413 | $38,439 |
| Unemployment rate | 1.6% | 5.5% | 4.9% |
| Poverty level | 5.2% | 16.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 13.5% | 13.5% |
| Manufacturing sector | 14.3% | 14.3% |
| Financial & insurance services | 1.7% | 1.7% |
| Wholesale & retail services | 18.9% | 18.9% |
| Public administration | 2.3% | 2.3% |
| Transportation, warehousing & utilities | 3.7% | 3.7% |
| Education, health & social services | 10.9% | 10.9% |
| Other | 32.7% | 32.7% |
| City | Population | Household Income | National Avg. |
| Pinckney, MI | 2,199 | $112,682 | 38.5% |
| Vineyard Lake, MI | 843 | $103,662 | 27.5% |
| Clinton, MI | 2,995 | $102,490 | 26.0% |
| Chelsea, MI | 5,563 | $97,018 | 19.3% |
| Manchester, MI | 2,225 | $95,094 | 16.9% |
| Grass Lake, MI | 1,362 | $90,871 | 11.7% |
| City | Population | Household Income | National Avg. |
| Fish Lake, IN | 1,362 | $111,184 | 36.7% |
| Elton, LA | 1,362 | $85,383 | 5.0% |
| Birch Run, MI | 1,362 | $70,527 | 13.3% |
| Lakeshore, MB | 1,362 | n/a | |
| Tyhee, ID | 1,363 | $111,802 | 37.5% |
| Grass Lake, MI | 1,362 | $90,871 | 11.7% |