| Index | Grinnell | Iowa | National |
| Income per capita | $53,737 | $42,672 | $44,883 |
| Median household income | $75,206 | $81,387 | $81,333 |
| Median income owner occupied | $106,941 | $98,724 | $106,172 |
| Median income renter occupied | $57,773 | $45,890 | $52,080 |
| Median earnings male | $46,097 | $54,047 | $54,343 |
| Median earnings female | $20,716 | $36,462 | $38,439 |
| Unemployment rate | 4.2% | 3.2% | 4.9% |
| Poverty level | 11.0% | 12.3% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 10.4% | 10.4% |
| Manufacturing sector | 11.9% | 11.9% |
| Financial & insurance services | 3.6% | 3.6% |
| Wholesale & retail services | 20.2% | 20.2% |
| Public administration | 3.2% | 3.2% |
| Transportation, warehousing & utilities | 3.4% | 3.4% |
| Education, health & social services | 28.6% | 28.6% |
| Other | 18.1% | 18.1% |
| City | Population | Household Income | National Avg. |
| Oakland Acres, IA | 205 | $134,792 | 65.7% |
| Gilman, IA | 555 | $124,650 | 53.3% |
| Sully, IA | 983 | $108,964 | 34.0% |
| Holiday Lake, IA | 339 | $102,526 | 26.1% |
| Haverhill, IA | 175 | $94,376 | 16.0% |
| Grinnell, IA | 9,424 | $75,206 | 7.5% |
| City | Population | Household Income | National Avg. |
| Greenville, RI | 9,423 | $131,514 | 61.7% |
| Nolensville, TN | 9,422 | $216,826 | 166.6% |
| Washington Terrace, UT | 9,422 | $95,505 | 17.4% |
| Gresham Park, GA | 9,426 | $93,935 | 15.5% |
| Lenoir City, TN | 9,420 | $69,054 | 15.1% |
| Grinnell, IA | 9,424 | $75,206 | 7.5% |