As of January 01, 2026, the average annual salary for ASP.NET Developer in Illinois is $115,267, equivalent to $55 per hour, $2,217 weekly, or $9,606 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for ASP.NET Developer in cities like Santa Clara, San Jose, and Fremont.
Annually Salaries for ASP.NET Developer in Illinois vary widely, spanning from $92,515 to $135,000. Most professionals fall between the 25th percentile ($103,358) and 75th percentile ($125,596), while top earners (90th percentile) make $135,000 per year. This $22,238 pay gap underscores opportunities for salary growth through certifications, specialized skills like Analysis or Software Development, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois ASP.NET Developer often earn 1.9% higher than national averages due to demand from Fortune 76 companies. However, Illinois currently ranks 14 nationwide for ASP.NET Developer job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.