| Index | Medical Lake | Washington | National |
| Income per capita | $40,344 | $48,431 | $44,883 |
| Median household income | $93,701 | $91,816 | $81,333 |
| Median income owner occupied | $122,381 | $120,601 | $106,172 |
| Median income renter occupied | $74,897 | $60,275 | $52,080 |
| Median earnings male | $51,820 | $60,502 | $54,343 |
| Median earnings female | $51,490 | $39,812 | $38,439 |
| Unemployment rate | 2.6% | 4.5% | 4.9% |
| Poverty level | 7.1% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 3.5% | 3.5% |
| Manufacturing sector | 15.9% | 15.9% |
| Financial & insurance services | 11.9% | 11.9% |
| Wholesale & retail services | 11.5% | 11.5% |
| Public administration | 19.1% | 19.1% |
| Transportation, warehousing & utilities | 7.7% | 7.7% |
| Education, health & social services | 9.7% | 9.7% |
| Other | 19.6% | 19.6% |
| City | Population | Household Income | National Avg. |
| Town and Country, WA | 5,549 | $98,969 | 21.7% |
| Spangle, WA | 238 | $92,934 | 14.3% |
| Fairchild AFB, WA | 3,548 | $90,923 | 11.8% |
| Airway Heights, WA | 9,237 | $82,789 | 1.8% |
| Country Homes, WA | 6,038 | $82,268 | 1.1% |
| Medical Lake, WA | 5,075 | $93,701 | 15.2% |
| City | Population | Household Income | National Avg. |
| Watseka, IL | 5,075 | $57,400 | 29.4% |
| Winslow, ME | 5,075 | $70,080 | 13.8% |
| Los Chaves, NM | 5,075 | $102,549 | 26.1% |
| Pascoag, RI | 5,074 | $128,831 | 58.4% |
| Hazard, KY | 5,076 | $81,841 | 0.6% |
| Medical Lake, WA | 5,075 | $93,701 | 15.2% |