ColoradoCOL index: 108
Salaries in Thornton, CO
Thornton, Colorado offers career opportunities with 4.55% state income tax. Browse salary data for every major occupation below — all figures are Thornton-specific, updated quarterly from BLS and H-1B disclosures.
Compare Thornton COL →Population
136,208
COL index
108 / 100
Avg 1BR rent
$1,600/mo
State income tax
4.55%
Technology salaries in Thornton
Healthcare salaries in Thornton
Finance salaries in Thornton
Engineering salaries in Thornton
Business salaries in Thornton
Education salaries in Thornton
Legal salaries in Thornton
Construction salaries in Thornton
Real Estate salaries in Thornton
Government salaries in Thornton
Science salaries in Thornton
Creative salaries in Thornton
Hospitality salaries in Thornton
Retail salaries in Thornton
Transportation salaries in Thornton
Energy salaries in Thornton
Nonprofit salaries in Thornton
Working in Thornton, Colorado: Salary Guide (2026)
Thornton is home to the Thornton–CO metropolitan area with a population of 136,208. The city has a cost of living index of 108 (US average = 100), meaning living costs are close to the US average.
Colorado has a 4.55% state income tax rate. When comparing offers with cities in no-income-tax states like Texas, Washington, or Florida, factor in this difference.
Top-paying industries in Thornton
Thornton's economy spans multiple high-wage sectors. The city's diverse employer base creates strong demand across technology, healthcare, finance, and professional services.