| | Lake Tapps, WA | Black Diamond, WA | United States |
| Unemployment Rate | 6.8% | 5.4% | 6.0% |
| Recent Job Growth | 1.8% | 2.6% | 1.6% |
| Future Job Growth | 41.3% | 40.5% | 33.5% |
| Sales Taxes | 9.9% | 8.6% | 6.2% |
| Income Taxes | 0.0% | 0.0% | 4.6% |
| Income per Cap. | $62,358 | $56,127 | $37,638 |
| Household Income | $119,626 | $118,140 | $69,021 |
| Family Median Income | $132,853 | $137,385 | $85,028 |
| space | | | |
| Est. Households By Income | | | |
| | Lake Tapps, WA | Black Diamond, WA | United States |
| Income Less Than 15K | 2.5% | 2.6% | 9.4% |
| Income between 15K and 20K | 0.1% | 1.5% | 3.8% |
| Income between 20K and 30K | 3.5% | 1.9% | 8.1% |
| Income between 30K and 40K | 3.5% | 4.9% | 8.0% |
| Income between 40K and 50K | 1.5% | 1.1% | 7.6% |
| Income between 50K and 60K | 5.0% | 1.8% | 7.2% |
| Income between 60K and 75K | 5.1% | 6.6% | 9.6% |
| Income between 75K and 100K | 13.1% | 15.1% | 12.8% |
| Income between 100K and 150K | 27.1% | 31.1% | 16.3% |
| Income between 150K and 200K | 20.9% | 14.5% | 7.8% |
| Income greater than 200K | 17.8% | 18.8% | 9.5% |
| space1 | | | |
| Population By Occupation | | | |
| | Lake Tapps, WA | Black Diamond, WA | United States |
| Management, business, finance | 23.6% | 20.6% | 16.4% |
| Engineering, computers, science | 7.0% | 10.5% | 6.5% |
| Community, social services | 1.3% | 0.6% | 1.8% |
| Legal | 0.3% | 0.8% | 1.2% |
| Education, library | 7.3% | 7.2% | 6.2% |
| Arts, design, media, sports, entertainment | 1.3% | 1.2% | 2.0% |
| Healthcare practitioners and technology | 4.6% | 8.4% | 6.2% |
| Healthcare support | 3.2% | 3.1% | 3.3% |
| Firefighters, law enforcement | 2.3% | 3.6% | 2.1% |
| Food preparation, serving | 2.3% | 1.3% | 5.4% |
| Building maintenance | 0.3% | 5.4% | 3.6% |
| Personal care | 1.3% | 0.2% | 2.6% |
| Sales, office, administrative support | 19.9% | 17.8% | 20.9% |
| Farming, fishing, forestry | 0.4% | 0.0% | 0.6% |
| Construction, extraction, maintenance/repair | 10.1% | 8.6% | 8.1% |
| Production, transportation, material moving | 14.6% | 10.6% | 13.1% |