St. Tammany Parish, LA Property Taxes (2026)

St. Tammany Parish owners pay a median of $2,005 a year on a median home value of $272,200, an effective rate of 0.74%. That's the 2nd-highest rate of 64 Louisiana counties with Census data, above the Louisiana county median of 0.42%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

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Effective tax rate

0.74%

2nd highest of 64 in LA

Median annual bill

$2,005

~$167/month

Median home value

$272,200

Louisiana county median

0.42%

Effective rate

What a protest could save you in St. Tammany Parish

Enter the market value from your appraisal notice. We apply St. Tammany Parish's 0.74% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$2,014
Savings at 10–15% off
$201–$302
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St. Tammany Parish vs. Louisiana vs. U.S. property tax rates

St. Tammany Parish0.74%
Louisiana county median0.42%
U.S. county median0.84%

Key stat: St. Tammany Parish's effective property tax rate is 0.74%, vs. 0.42% for the median Louisiana county and 0.84% for the median U.S. county. It ranks 2nd of 64 in Louisiana. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to appeal your property taxes in St. Tammany Parish

  1. 1

    Review your assessment notice

    Check the assessed value from the St. Tammany Parish Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The St. Tammany Parish deadline is 15 days after public notice. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the Parish Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $2,005 bill, 10–15% off is $201–$301 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

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Property tax exemptions in Louisiana

Louisiana homeowners may qualify for exemptions that reduce taxable value. Check with the St. Tammany Parish Assessor for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in St. Tammany Parish, Louisiana?
The median effective property tax rate in St. Tammany Parish is 0.74%: a median annual bill of $2,005 on a median home value of $272,200. That's the 2nd-highest rate of 64 Louisiana counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in St. Tammany Parish?
The median St. Tammany Parish property tax bill is $2,005 a year, about $167 a month, compared with a Louisiana county median of $551.
What is the deadline to appeal property taxes in St. Tammany Parish?
The deadline to appeal in St. Tammany Parish is 15 days after public notice. Missing it means waiting until the next assessment cycle.
Is St. Tammany Parish a high property tax area?
St. Tammany Parish's 0.74% effective rate is above the Louisiana county median of 0.42% and below the U.S. county median of 0.84%. That's the 2nd-highest rate of 64 Louisiana counties with Census data.
Can TaxDrop help lower my St. Tammany Parish property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Orleans Parish

Rate: 0.82%

Median bill: $2,428

Tangipahoa Parish

Rate: 0.43%

Median bill: $887

Washington Parish

Rate: 0.35%

Median bill: $488

St. John the Baptist Parish

Rate: 0.45%

Median bill: $829

St. Charles Parish

Rate: 0.57%

Median bill: $1,475

Livingston Parish

Rate: 0.49%

Median bill: $1,079

St. Helena Parish

Rate: 0.42%

Median bill: $448

St. Bernard Parish

Rate: 0.51%

Median bill: $976

← All 64 Louisiana counties

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