The annual salary statistics of teaching assistants, except postsecondary in Lewiston, Washington is shown in Table 1. The wage statistics of teaching assistants, except postsecondary in Lewiston is based on the national compensation survey conducted by the U.S. Bureau of Labor Statistics in 2022 and published in April 2023 [1].
| Percentile Bracket | Average Annual Salary |
|---|---|
| 10th Percentile Wage | $23,130 |
| 25th Percentile Wage | $28,270 |
| 50th Percentile Wage | $32,280 |
| 75th Percentile Wage | $41,220 |
| 90th Percentile Wage | $44,910 |
Table 1 shows the average annual salary for teaching assistants, except postsecondary in Lewiston, Washington in 5 percentile scales. The average annual salary for the 90th percentile (the top 10 percent of the highest paid) is $44,910. The median (50th percentile) annual salary is $32,280. The average annual salary for the bottom 10 percent earners is $23,130.
The table and chart below show the trend of the median salary of teaching assistants, except postsecondary from 2012 to 2022. Note that there is no salary data for some years between 2012 and 2022.
| Year | Median Salary | Growth | 3-Year Growth |
|---|---|---|---|
| 2022 | $32,280 | 7.06% | 9.42% |
| 2021 | $30,000 | -3.83% | - |
| 2020 | $31,150 | 6.13% | - |
| 2019 | $29,240 | - | - |
From Table 3 we note that with a median annual salary of $32,280, Lewiston is the lowest paying city for teaching assistants, except postsecondary in state of Washington, following city of Bremerton-Silverdale (median annual salary of $48,440). Compared with the highest paying city Bremerton-Silverdale, the median annual salary of teaching assistants, except postsecondary in Lewiston is 33.4 percent (33.4%) lower.