| Population | 604 |
| Square Miles | 45.11 |
| Population Density | 13.39 |
| Median Age | 41 |
| Median Household Income | $36,875 |
| Per Capita Income | $13,090 |
| Median Rent | $325 |
| Percent Renters | 16% |
| Median Tumtum, WA 99034 For Sale Price: | $344,900 |
| Studio For Sale Median Price: | $27,000 |
| 1 Bedroom For Sale Median Price: | $59,500 |
| 2 Bedroom For Sale Median Price: | $165,000 |
| 3 Bedroom For Sale Median Price: | $112,000 |
| 4 Bedroom For Sale Median Price: | $359,000 |