Build responsive, accessible user interfaces using modern JavaScript frameworks. Median salary in Thornton: $121K/year. Data from BLS, O*NET, and H-1B disclosures.
Figures represent annual base salary in Thornton, Colorado. Reviewed by SalaryOptics Editorial · How we calculate this →
Analysis derived from the salary, COL, tax, and labor-market figures above — specific to this role and city.
Frontend Developers in Thornton earn approximately 8% higher than the US national median for this role — a $9,000 premium on annual base salary. This reflects Thornton's position as a higher-cost labor market where employers must match local wage norms.
This role is 74% remote-eligible nationally according to job-posting analysis, which significantly expands the job market for Thornton-based Frontend Developers. Many Thornton professionals in this role are paid on the locality scale of their employer's HQ rather than Thornton's local rate — verify which scale your offer references before negotiating.
Based on BLS 2022–2032 Employment Projections and WEF Future of Jobs Report 2026. At current growth rates, median salary reaches $121K by 2030.
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The median Frontend Developer salary in Thornton, CO is $121,000 per year as of Q1 2026. This figure represents the midpoint of all reported compensation for this role in the Thornton–CO metropolitan area, based on data from the Bureau of Labor Statistics Occupational Employment Statistics, H-1B visa disclosures from the Department of Labor, and O*NET occupational data.
Entry-level Frontend Developers in Thornton with 0–2 years of experience typically earn between $89,000 and $121,000 annually. Mid-career professionals with 3–7 years command $121,000 to $157,000, while senior-level practitioners with 8+ years of experience regularly earn $157,000 to $200,000 or more.
Thornton has a cost of living index of 108 compared to the US national average of 100. Living costs in Thornton are close to the national average. Colorado has a 4.55% state income tax rate.
Bachelor's in CS or self-taught with portfolio. This role is 74% remote-eligible nationally, which can significantly expand the job market for Thornton-based professionals.