Okla. Const. Art. X § 8B

Oklahoma Real Estate Calculators

Oklahoma's 11-13.5% county-elected assessment ratio under § 2802, the constitutional 5% homestead / 10% non-homestead taxable-value cap under § 8B / § 2890, the § 2890.1 senior valuation freeze, and the § 2887 $1,000 homestead + § 2888 disabled-vet full exemption.

Anchored to: Okla. Const. Art. X §§ 8, 8B; 68 O.S. §§ 2887, 2890

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

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Okla. Const. Art. X § 8 (assessment ratio band 11–13.5%)

Oklahoma Property Tax Calculator

Compute an Oklahoma property's annual ad valorem tax bill under Title 68, Chapter 31 of the Oklahoma Statutes. Models the 11–13.5% county-elected assessment ratio (Okla. Const. Art. X § 8; 68 O.S. § 2802), the 5% homestead / 10% non-homestead taxable-value cap (Okla. Const. Art. X § 8B and 68 O.S. § 2890 — the Tax Limit Amendment), the 68 O.S. § 2890.1 senior valuation freeze (age 65+ with household income at or below the county H.U.D. median), the 68 O.S. § 2887 $1,000 homestead exemption plus the additional $1,000 for low-income seniors, and the 68 O.S. § 2888 total homestead exemption for 100% service-connected disabled veterans.

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Oklahoma Property Tax Calculator
Compute an Oklahoma property's annual ad valorem tax bill under Title 68, Chapter 31 of the Oklahoma Statutes. Models the 11–13.5% county-elected assessment ratio (Okla. Const. Art. X § 8; 68 O.S. § 2802), the 5% homestead / 10% non-homestead taxable-value cap (Okla. Const. Art. X § 8B and 68 O.S. § 2890 — the Tax Limit Amendment), the 68 O.S. § 2890.1 senior valuation freeze (age 65+ with household income at or below the county H.U.D. median), the 68 O.S. § 2887 $1,000 homestead exemption plus the additional $1,000 for low-income seniors, and the 68 O.S. § 2888 total homestead exemption for 100% service-connected disabled veterans.

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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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