Salary comparison
Teaching Assistants, Except Postsecondary: Decatur vs Mount Vernon
Mount Vernon, WA pays about 19.5% more for teaching assistants, except postsecondary on paper — $57,950 vs $48,480. But once you factor in what it costs to live there, Mount Vernon comes out ahead by $9,470 a year in real buying power.
Decatur, IL
$48,480
$36,780
$61,600
$23.31
100
$48,480/yr
Median adjusted for local cost of living.
Mount Vernon, WA
$57,950
$48,100
$59,830
$27.86
100
$57,950/yr
Median adjusted for local cost of living.
What the numbers mean in practice
The headline gap is $9,470 a year (19.5%) in favor of Mount Vernon. That is the raw salary difference before any living costs.
Decatur runs a cost index of 100 against the national baseline of 100; Mount Vernon sits at 100. After adjusting the median for those costs, Mount Vernon is the better deal by $9,470 a year — that is what each paycheck actually buys locally.
If you are weighing a move from Decatur to Mount Vernon for this role, the raise needs to beat 19.5% to come out ahead after living costs. Anything below that and you are earning more on paper but keeping less.
Common questions
Where do teaching assistants, except postsecondary earn more, Decatur or Mount Vernon?
Mount Vernon pays $57,950 on median — about 19.5% more than Decatur ($48,480). Based on BLS Occupational Employment and Wage Statistics.
Which city is the better deal after living costs?
Mount Vernon. Once you divide each median by the local cost index, Mount Vernon gives you roughly$57,950 of real buying power versus $48,480 in the other city.