Saint Tammany Parish, Louisiana
Saint Tammany Parish: parish in Louisiana, United States of America
About
Saint Tammany Parish is a county located in the U.S. state of Louisiana. As of the 2010 census, the population was 233,740 and a population density of 106 people per km². After 10 years in 2020 county had an estimated population of 263,446 inhabitants. Its county seat is Covington. The county was created 216 years ago in 1809.
County Snapshot
Saint Tammany Parish at a glance
Saint Tammany Parish currently has 9 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
9
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Louisiana counties
64
Open related pagesLargest city
SlidellPopulation 27,541
Top linked places
Quick Facts about Saint Tammany Parish
| Population | 263,446 (2020) |
| Country | United States of America |
| State | Louisiana (United States) |
| Area | 2212 km2 |
| Water as percent of area | 25% |
| Land as percent of area | 75% |
| Latitude & Longitude | 30.4088,-89.9539 |
| Capital | Covington |
| Establishment | January 01, 1810 |
| Time Zone | America/Chicago |
| Local time | 04:23:19 (18th April 2026) |
| Density | 119 Pop. per km² as of 2020 |
| Population growth | 11.28% (2010-2020) |
| Weather | 86℉ Partly Sunny 7-days weather |
Geography
Saint Tammany Parish is located at 30°24'32"N 89°57'14"W (30.4087500, -89.9539300). It has 6 neighbors: Jefferson Parish, Orleans Parish, Tangipahoa Parish, Washington Parish, Hancock County and Pearl River County.
Saint Tammany Parish map
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Saint Tammany Parish Populated Places
Cities, towns, neighborhoods & other populated places in Saint Tammany Parish.
| City Name | Population | Title |
|---|---|---|
| Slidell | 27,541 | City in Louisiana |
| Mandeville | 12,559 | Town in Louisiana, USA |
| Covington | 10,560 | City in St. |
| Eden Isle | 7,041 | Census-designated place in St. |
| Abita Springs | 2,651 | Town in St. |
| Pearl River | 2,618 | Town of the United States |
| Folsom | 871 | Town |
| Madisonville | 857 | Human settlement in Louisiana, United States of America |
| Sun | 498 | Village in the northeastern corner of St. |
Weather
Partly sunny, with a high near 86. South wind 0 to 5 mph.
7-Day ForecastOfficial website of Saint Tammany Parish
Official Website- Covington
Demographics
The population of Saint Tammany Parish increased by 11.28% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 233,740 | - | census |
| 2011 | 236,846 | 1.31% | estimation process |
| 2012 | 239,064 | 0.93% | estimation process |
| 2013 | 241,953 | 1.19% | estimation process |
| 2014 | 245,237 | 1.34% | estimation process |
| 2015 | 248,930 | 1.48% | estimation process |
| 2016 | 252,468 | 1.4% | estimation process |
| 2017 | 255,921 | 1.35% | estimation process |
| 2018 | 258,035 | 0.82% | estimation process |
| 2019 | 260,419 | 0.92% | estimation process |
| 2020 | 263,446 | 1.15% | estimation process |
People born in Saint Tammany Parish (1)
American football player Vincent Alexander was born in Saint Tammany Parish
Louisiana Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| East Baton Rouge Parish | 439,729 | Parish in Louisiana, United States |
| Jefferson Parish | 432,346 | Parish in Louisiana, United States |
| Orleans Parish | 389,476 | New Orleans consolidated city-parish in Louisiana, United States |
| New Orleans | 389,476 | The most populous city in Louisiana and the center of the New Orleans metropolitan area. |
| Lafayette Parish | 246,518 | Parish in Louisiana, United States |
| Caddo Parish | 237,479 | Parish in Louisiana, United States |
| Baton Rouge | 219,052 | The capital of Louisiana. |
| Calcasieu Parish | 203,310 | Parish in Louisiana, United States |
| Shreveport | 184,786 | The second most populous city in Louisiana. |
| Ouachita Parish | 152,439 | Parish in Louisiana, United States |
| Livingston Parish | 143,737 | Parish in Louisiana, United States |
| Metairie Terrace | 142,489 | A census-designated place in Jefferson Parish, Louisiana. |
| Metairie | 138,481 | The most populous suburb of New Orleans, Louisiana. |
| Tangipahoa Parish | 136,765 | Parish in Louisiana, United States |
| Ascension Parish | 128,665 | Parish in Louisiana, United States |
| Rapides Parish | 128,567 | Parish in Louisiana, United States |