State comparison · 2025
Postsecondary Computer Science Teachers salary: California vs Illinois
Postsecondary Computer Science Teachers in California earn a median of $128,210. In Illinois, $98,750. After cost-of-living, the gap is 17.3% — not 29.8%.
Nominal pay gap
+29.8%
California vs Illinois
COL-adjusted gap
+17.3%
After BEA Regional Price Parities
California
Postsecondary Computer Science Teachers
- Median
- $128,210
- p25
- $93,000
- p75
- $171,030
- p10
- $60,850
- p90
- $225,640
- COL index (BEA RPP)100 = US average
- 110.7
- Hiring velocity (180d)
- -40%
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%
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.