Quick answer
Plumbers, Pipefitters, and Steamfitters in Illinois earned a median of $99,950 a year ($48.05 an hour) in May 2025, 57% above the national median of $63,800; 16,750 were employed there, ranking #2 of 54 states and territories by median pay, per BLS OEWS.
Data as of May 2025. Source: U.S. Bureau of Labor Statistics, OEWS May 2025
| Measure | Illinois | United States |
|---|---|---|
| Median annual wage | $99,950 | $63,800 |
| Mean annual wage | $93,400 | $72,170 |
| Median hourly wage | $48.05 | $30.67 |
| 10th percentile | $50,250 | $44,150 |
| 25th percentile | $72,070 | $50,190 |
| 75th percentile | $120,050 | $85,110 |
| 90th percentile | $126,430 | $108,420 |
| Employment | 16,750 | 465,840 |
| Jobs per 1,000 | 2.746 | — |
| Location quotient | 0.92 | 1.00 |
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Last updated 2026-10-16. Data only, not financial or tax advice.