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State comparison · 2025

Aerospace Engineers salary: Illinois vs Washington

Occupation

Aerospace Engineers in Washington earn a median of $158,370. In Illinois, $108,940. After cost-of-living, the gap is 26.4% — not 31.2%.

Nominal pay gap
-31.2%
Illinois vs Washington
COL-adjusted gap
-26.4%
After BEA Regional Price Parities

Illinois

Aerospace Engineers

Median
$108,940
p25
$98,300
p75
$153,800
p10
$78,170
p90
$184,520
COL index (BEA RPP)100 = US average
100.0
See full breakdown for Illinois

Washington

Aerospace Engineers

Median
$158,370
p25
$130,560
p75
$181,460
p10
$112,580
p90
$207,710
COL index (BEA RPP)100 = US average
107.0
Hiring velocity (180d)
-50%
See full breakdown for Washington

BLS Occupational Employment and Wage Statistics, May 2025. Cost-of-living adjustment from BEA Regional Price Parities (overall index). Hiring velocity from DOL OFLC public disclosure data, recent 180 days vs prior. See methodology.