Home and mortgage
St. Tammany Parish, LA Property Tax Calculator
St. Tammany Parish homeowners pay a median $2,028 a year in property tax, 0.71% of a median $284,000 home: above Louisiana's 0.55% but below the national 0.94%.
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Property tax in St. Tammany Parish by home value, at 0.71%
| Home value | A year | A month |
|---|---|---|
| $140,000 | $1,000 | $83 |
| $210,000 | $1,499 | $125 |
| $280,000 | $1,999 | $167 |
| $430,000 | $3,070 | $256 |
| $570,000 | $4,070 | $339 |
St. Tammany Parish against Louisiana and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| St. Tammany Parish | 0.71% | $2,028 | $284,000 | $81,202 |
| Louisiana | 0.55% | $1,180 | $216,500 | $60,756 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in St. Tammany Parish, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
Questions people ask
What is the property tax rate in St. Tammany Parish?
The effective rate is 0.71%: a median $2,028 a year on a median $284,000 home. That's the 2nd highest of the 16 Louisiana counties we cover.
How much is property tax on a $400,000 house in St. Tammany Parish?
About $2,856 a year, $238 a month, at the county's effective rate, before any exemption.
How does St. Tammany Parish compare with the rest of Louisiana?
Its rate is above the state's 0.55%. Across Louisiana, covered counties range from 0.41% to 0.82%.
How do I lower my St. Tammany Parish property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
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Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.