As of June 13, 2025, the average hourly wage for a USPS mail carrier in Illinois is approximately $20.00. This figure represents a midpoint in the salary range for mail carriers across the state. According to data from ZipRecruiter, salaries can vary significantly, with some mail carriers earning as much as $24.23 per hour, while others may earn as little as $9.78 per hour. The majority of mail carriers in Illinois earn between $16.06 and $23.08 per hour, placing them in the 25th to 75th percentile of earners in this profession. Factors influencing these salary variations include experience, location within the state, and the specific duties associated with the mail carrier's role. Overall, working as a mail carrier in Illinois can provide a stable income, with opportunities for advancement and increased pay based on tenure and performance.