State comparison · 2025
Postsecondary Computer Science Teachers salary: Illinois vs Massachusetts
Postsecondary Computer Science Teachers in Massachusetts earn a median of $128,030. In Illinois, $98,750. After cost-of-living, the gap is 18.4% — not 22.9%.
Nominal pay gap
-22.9%
Illinois vs Massachusetts
COL-adjusted gap
-18.4%
After BEA Regional Price Parities
Illinois
Postsecondary Computer Science Teachers
- Median
- $98,750
- p25
- $63,890
- p75
- $132,960
- p10
- $42,860
- p90
- $165,810
- COL index (BEA RPP)100 = US average
- 100.0
- Hiring velocity (180d)
- -60%
Massachusetts
Postsecondary Computer Science Teachers
- Median
- $128,030
- p25
- $85,380
- p75
- $163,640
- p10
- $66,120
- p90
- $208,700
- COL index (BEA RPP)100 = US average
- 105.8
- Hiring velocity (180d)
- -33%
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.