Taxes in Lake Charles
Lake Charles's tax picture combines Calcasieu Parish's own genuinely low property-tax rate with Louisiana's real, statewide flat income tax and nation-highest sales tax.
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Learn moreCalcasieu Parish's genuinely low property tax
Calcasieu Parish's own effective property tax rate ran approximately 0.44%-0.45% -- a median annual payment of just $926 on a $208,500 median home, with a further 2026 millage reduction on two parishwide levies (Library and Mosquito Control).
Louisiana's real, statewide flat 3% income tax
Louisiana's flat 3% individual income tax (effective January 1, 2025, replacing a 1.85%-4.25% graduated structure) applies identically in Lake Charles as elsewhere in the state.
A real, honest trade-off: the nation's highest sales tax
Louisiana's average combined state-and-local sales tax rate ran a real, current 10.11% (Tax Foundation, 2026) -- the single highest of any US state, funding the income-tax cut described above and applying in Lake Charles as elsewhere.
Key takeaways
- Calcasieu Parish's own effective property tax rate (~0.44%) runs genuinely low, even within an already low-tax state.
- Louisiana's flat 3% state income tax applies statewide, including in Lake Charles.
- Louisiana's 10.11% average combined sales tax rate is a real, honest trade-off funding the income-tax cut.
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