St. Tammany County, Louisiana Property Taxes

Name: Property Tax Bills Across St. Tammany County, Louisiana
Creator: Ownwell
License: https://creativecommons.org/licenses/by-nc/4.0/

Median St. Tammany County effective property tax rate: 0.98%, slightly lower than the national median of 1.02%.
Median St. Tammany County home value: $172,720
Median annual St. Tammany County tax bill: $1,777, $623 lower than the national median property tax bill of $2,400.

How are property taxes in St. Tammany County calculated?

Property taxes in St. Tammany County are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding your county's property tax system, exemptions, and reduction opportunities can lead to significant savings. Whether you live in Slidell or another part of St. Tammany County, knowing local tax details benefits homeowners and investors.

Last Updated March 1, 2025

St. Tammany County, Louisiana Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.98%

Estimate Property Tax Bill

$1,693

$1,571

Ownwell’s St. Tammany County Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in St. Tammany County with just two data points. By entering your property's estimated assessed value, our calculator applies St. Tammany County’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations. This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in St. Tammany County. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across St. Tammany County, Louisiana

Local government entities are responsible for setting tax rates, which can vary widely within a state. Each year, counties estimate their required budget to provide essential services and divide that by the total value of all taxable property within their jurisdiction. This calculation results in the property tax rate. While votes and laws play a role in setting these rates and budgets, this is essentially the annual process. Below, you can compare St. Tammany County's effective property tax rate to other counties in Louisiana or the U.S. median property tax rate. St. Tammany County has a median property tax rate of 0.98%, slightly below the national median of 1.02%. Within Louisiana, Talisheek has the highest median tax rate at 1.08%, while Lacombe boasts the lowest at 0.91%. This variation underscores the importance of understanding local tax policies. By being informed, property owners can make educated decisions about appealing their property taxes and potentially reducing their tax burden.

Property Tax Rates Across St. Tammany County, Louisiana

Source: Ownwell

0.79%

0.94%

1.08%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective St. Tammany County Tax Rate

0.98%

Median Effective Louisiana Tax Rate

0.91%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across St. Tammany County, Louisiana

City	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
Abita Springs	0.57%	0.78%	0.96%	1.27%	1.58%
Bogalusa	0.35%	0.57%	0.98%	1.35%	1.40%
Bush	0.37%	0.65%	0.93%	1.27%	1.35%
Covington	0.54%	0.75%	0.97%	1.21%	1.38%
Folsom	0.43%	0.71%	0.95%	1.39%	1.40%
Franklinton	0.31%	0.68%	0.98%	1.39%	1.40%
Lacombe	0.33%	0.58%	0.91%	1.42%	1.52%
Madisonville	0.76%	0.86%	0.96%	1.17%	1.37%
Mandeville	0.65%	0.85%	1.03%	1.33%	1.47%
Pearl River	0.21%	0.58%	0.92%	1.27%	1.50%
Slidell	0.32%	0.66%	0.98%	1.45%	1.70%
Sun	N/A	N/A	N/A	N/A	N/A
Talisheek	0.26%	0.30%	1.08%	1.27%	1.27%

Source: Ownwell

Property Tax Assessment Values Across St. Tammany County, Louisiana

When examining property taxes in St. Tammany Parish, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The St. Tammany Parish Assessor's Office estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill. Assessment notices: Assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in St. Tammany Parish. For example, the median tax bill in St. Tammany Parish is $2,103, with tax bills ranging significantly across the county. Madisonville has the highest median home price at $244,490.

Property Tax Assessment Values Across St. Tammany County, Louisiana

Source: Ownwell

$67,000

$160,680

$254,360

Median St. Tammany County Market Value

$172,720

Median Louisiana Market Value

$105,500

Median United States Market Value

$235,294

Property Tax Assessment Values Across St. Tammany County, Louisiana

City	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
Abita Springs	$59,812	$120,470	$167,360	$220,470	$326,738
Bogalusa	$24,282	$38,250	$67,000	$122,395	$176,332
Bush	$42,000	$71,880	$139,190	$230,610	$313,914
Covington	$82,594	$133,350	$196,510	$294,000	$430,262
Folsom	$49,310	$87,690	$155,600	$231,330	$321,710
Franklinton	$33,776	$51,062	$96,195	$178,672	$267,726
Lacombe	$35,000	$69,600	$117,040	$178,130	$254,296
Madisonville	$108,618	$190,125	$244,490	$334,265	$445,502
Mandeville	$109,097	$155,200	$227,300	$321,365	$450,663
Pearl River	$36,985	$66,042	$124,450	$197,488	$258,885
Slidell	$65,998	$98,580	$140,400	$206,772	$294,054
Sun	N/A	N/A	N/A	N/A	N/A
Talisheek	$42,500	$54,390	$96,850	$113,480	$206,480

Source: Ownwell

Property Tax Bills Across St. Tammany County, Louisiana

In St. Tammany County, LA, property tax bills are calculated based on the assessed value of a home, which is a percentage of the home's market value. The median home price in this county is $172,720. The property tax rate is applied to the assessed value, resulting in the annual tax bill. Factors such as location and property characteristics can influence the assessed value. Homeowners in St. Tammany experience a range of tax bills, with the 25th percentile at $951 and the 75th percentile reaching $2,926. At the 90th percentile, tax bills can rise to $4,659, indicating significant variation based on property value and location. For instance, Madisonville has the highest median tax bill at $2,452, while Talisheek has the lowest at $689. These figures show that while some homeowners benefit from lower tax bills, others may face higher financial obligations. Compared to the national median property tax bill of $2,400, St. Tammany County residents experience a diverse range of tax responsibilities.

Property Tax Bills Across St. Tammany County, Louisiana

Source: Ownwell

$689

$1,714

$2,738

Median St. Tammany County Tax Bill

$1,777

Median Louisiana Tax Bill

$865

Median United States Tax Bill

$2,400

Property Tax Bills Across St. Tammany County, Louisiana

City	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
Abita Springs	$508	$1,101	$1,710	$2,609	$4,250
Bogalusa	$243	$377	$718	$1,211	$2,063
Bush	$328	$674	$1,423	$2,606	$3,916
Covington	$584	$1,130	$1,924	$3,278	$5,536
Folsom	$383	$806	$1,599	$2,612	$3,990
Franklinton	$284	$484	$1,208	$2,134	$3,454
Lacombe	$262	$530	$1,098	$2,030	$3,200
Madisonville	$1,146	$1,751	$2,452	$3,593	$5,384
Mandeville	$862	$1,474	$2,356	$3,725	$5,737
Pearl River	$156	$504	$1,215	$2,141	$3,149
Slidell	$232	$712	$1,465	$2,416	$3,838
Sun	N/A	N/A	N/A	N/A	N/A
Talisheek	$242	$296	$689	$1,243	$2,339

Source: Ownwell