Side-by-side comparison of income tax, property tax, sales tax, capital gains, and retirement treatment between Colorado and Alabama for tax year 2026. Use the calculator below to estimate how much you would save (or pay) after relocating.
| Tax | Colorado | Alabama |
|---|---|---|
| State income tax (effective) | 4.40% | 4.50% |
| Long-term capital gains | 4.40% | 5.00% |
| Property tax (effective) | 0.55% | 0.40% |
| Combined sales tax | 7.80% | 9.25% |
| Retirement income | partial-exempt | ss-exempt |
| Income system | flat | progressive |
Colorado total tax
$19,722
Alabama total tax
$19,846
Colorado state tax
$4,352
Alabama state tax
$4,476
Difference
+$124
Alabama costs more
As % of income
0.10%
Federal tax is identical in both columns and excluded from the difference. Numbers use 2026 IRS brackets, state effective rates, and the 3.8% NIIT where applicable.
Moving from Colorado to Alabama would cost an extra $124 per year on this profile.
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