Ala. Code § 40-8-1

Alabama Real Estate Calculators

Alabama's four-class assessment ratios (residential 10%, all-other 20%, utility 30%, motor-vehicle 15%) plus the § 217 Lid Bill millage caps — together delivering the lowest effective property-tax rate in the United States.

Anchored to: Ala. Code §§ 40-8-1, 40-9-19, 40-9-21; Ala. Const. § 217

1 calculator live. Reviewed against current statute and regulation. Last updated 2026-05-16.

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Ala. Code § 40-8-1 (four-class assessment ratios)

Alabama Property Tax Calculator

Compute an Alabama property's annual tax bill under Ala. Code § 40-8-1 (four-class assessment ratios — Class I utilities 30%, Class II all other 20%, Class III agricultural/residential/historic 10%, Class IV motor vehicles 15%) and Ala. Const. § 217 (the Lid Bill — state 6.5 mills, county 7.5 mills, city 12.5 mills, school 5 mills before override). Models the § 40-9-19 homestead exemption ($4,000 state + county portion; full exemption at age 65+ or totally disabled with AGI ≤ $12,000), the § 40-9-21 totally disabled veteran 100% exemption, and § 40-8-1.1 Current Use Valuation for agricultural land. Alabama has the lowest effective property-tax rates in the United States.

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Alabama Property Tax Calculator
Compute an Alabama property's annual tax bill under Ala. Code § 40-8-1 (four-class assessment ratios — Class I utilities 30%, Class II all other 20%, Class III agricultural/residential/historic 10%, Class IV motor vehicles 15%) and Ala. Const. § 217 (the Lid Bill — state 6.5 mills, county 7.5 mills, city 12.5 mills, school 5 mills before override). Models the § 40-9-19 homestead exemption ($4,000 state + county portion; full exemption at age 65+ or totally disabled with AGI ≤ $12,000), the § 40-9-21 totally disabled veteran 100% exemption, and § 40-8-1.1 Current Use Valuation for agricultural land. Alabama has the lowest effective property-tax rates in the United States.

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Every YMYL calculator is reviewed quarterly and after every legislative session in the jurisdiction it covers. Citations are link-validated monthly against the relevant statute and regulation websites. The methodology page documents the discipline.

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