Quick answer
Teaching Assistants in Washington earned a median of $49,120 a year (— an hour) in May 2025, 34% above the national median of $36,780; 43,420 were employed there, ranking #1 of 54 states and territories by median pay, per BLS OEWS.
Data as of May 2025. Source: U.S. Bureau of Labor Statistics, OEWS May 2025
| Measure | Washington | United States |
|---|---|---|
| Median annual wage | $49,120 | $36,780 |
| Mean annual wage | $50,650 | $38,290 |
| Median hourly wage | — | — |
| 10th percentile | $37,870 | $27,150 |
| 25th percentile | $43,270 | $31,060 |
| 75th percentile | $58,080 | $45,360 |
| 90th percentile | $62,810 | $50,040 |
| Employment | 43,420 | 1,420,350 |
| Jobs per 1,000 | 12.228 | — |
| Location quotient | 1.34 | 1.00 |
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Last updated 2026-10-16. Data only, not financial or tax advice.