Colorado Income Tax Calculator (2026)
Estimate your Colorado income tax — federal plus Colorado state income tax. Uses 2026 tax brackets and standard deductions.
Colorado Tax Note: Colorado has a flat state income tax with a top rate of 4.4%. State tax is included in the estimate below.
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Colorado Tax Estimate
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$75,000 single filer in Colorado (2026)
In Colorado, a $75,000 single filer pays federal income tax plus Colorado state income tax (flat rate). Social Security (6.2%) and Medicare (1.45%) apply on top.
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