Hover/click a county for data.

Population of Counties in Louisiana (2024)

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

2024 Population
Growth Since 2020
Area (mi²)
Density (/mi²)
East Baton Rouge Parish446,843-1.99%456980East Baton Rouge Parish location
Jefferson Parish417,524-5.05%3011,387Jefferson Parish location
Orleans Parish358,355-6.49%1702,108Orleans Parish location
St. Tammany Parish277,9294.88%845329St. Tammany Parish location
Lafayette Parish251,7863.98%269936Lafayette Parish location
Caddo Parish223,838-5.53%879255Caddo Parish location
Calcasieu Parish205,234-5.2%1.1K193Calcasieu Parish location
Ouachita Parish157,432-1.67%610258Ouachita Parish location
Livingston Parish152,2346.58%648235Livingston Parish location
Tangipahoa Parish139,3294.25%791176Tangipahoa Parish location
Ascension Parish132,7794.57%290458Ascension Parish location
Bossier Parish130,4371.33%840155Bossier Parish location
Rapides Parish125,492-3.21%1.3K95Rapides Parish location
Terrebonne Parish102,600-6.22%1.2K83Terrebonne Parish location
Lafourche Parish94,361-3.17%1.1K88Lafourche Parish location
St. Landry Parish81,249-1.29%92488St. Landry Parish location
Iberia Parish66,998-4.36%575117Iberia Parish location
Vermilion Parish57,0310.13%1.2K49Vermilion Parish location
Acadia Parish56,253-2.13%65586Acadia Parish location
St. Martin Parish50,865-1.49%73769St. Martin Parish location
St. Charles Parish50,182-4.44%278181St. Charles Parish location
Lincoln Parish47,944-0.76%472102Lincoln Parish location
St. Mary Parish46,291-5.8%55983St. Mary Parish location
Vernon Parish45,630-6.15%1.3K34Vernon Parish location
Washington Parish44,739-1.36%67067Washington Parish location
St. Bernard Parish44,5071.48%378118St. Bernard Parish location
St. John the Baptist Parish39,229-7.4%214183St. John the Baptist Parish location
Avoyelles Parish38,101-3.9%83246Avoyelles Parish location
Beauregard Parish37,0301.16%1.2K32Beauregard Parish location
Natchitoches Parish35,934-3.89%1.3K29Natchitoches Parish location
Webster Parish34,949-5.24%59359Webster Parish location
Evangeline Parish31,475-2.55%66248Evangeline Parish location
Jefferson Davis Parish31,177-3.21%65248Jefferson Davis Parish location
Iberville Parish29,621-1.47%61948Iberville Parish location
West Baton Rouge Parish28,4984.53%192148West Baton Rouge Parish location
De Soto Parish27,3721.96%87631De Soto Parish location
Morehouse Parish23,496-7.73%79530Morehouse Parish location
Plaquemines Parish22,154-5.57%78128Plaquemines Parish location
Allen Parish21,937-3.31%76229Allen Parish location
Sabine Parish21,838-1.18%86725Sabine Parish location
Grant Parish21,782-1.66%64434Grant Parish location
Union Parish20,571-2.47%87723Union Parish location
Assumption Parish19,857-5.28%34458Assumption Parish location
Pointe Coupee Parish19,788-4.28%55736Pointe Coupee Parish location
Richland Parish19,640-1.93%55635Richland Parish location
East Feliciana Parish19,250-1.06%45342East Feliciana Parish location
Franklin Parish19,212-2.54%62431Franklin Parish location
St. James Parish18,994-5.6%23880St. James Parish location
Concordia Parish17,350-6.56%69725Concordia Parish location
West Feliciana Parish15,3460.57%40338West Feliciana Parish location
LaSalle Parish14,779-0.3%62524LaSalle Parish location
Jackson Parish14,676-2.15%56926Jackson Parish location
Claiborne Parish13,491-4.34%75518Claiborne Parish location
Winn Parish13,181-3.93%95014Winn Parish location
Bienville Parish12,120-6.14%81115Bienville Parish location
St. Helena Parish10,759-1.28%40926St. Helena Parish location
Caldwell Parish9,285-3.43%53018Caldwell Parish location
West Carroll Parish9,165-5.48%36025West Carroll Parish location
Madison Parish9,012-9.22%62414Madison Parish location
Catahoula Parish8,224-7.01%70812Catahoula Parish location
Red River Parish7,247-4.42%38919Red River Parish location
East Carroll Parish6,719-9.17%42116East Carroll Parish location
Cameron Parish4,640-17.48%1.3K4Cameron Parish location
Tensas Parish3,714-9.57%6036Tensas Parish location
showing: 64 rows

There are 64 counties in Louisiana. The most populous county in the state of Louisiana, with a population of 440,956, is East Baton Rouge Parish. Since the last U.S. census was taken in 2010, East Baton Rouge Parish has seen a population growth of just 0.09%. Other major counties in Louisiana following East Baton Rouge Parish are Jefferson Parish (434,051), Orleans Parish (391,006) with the city of New Orleans, St. Tammany Parish (258,111), Caddo Parish (242,922) with the city of Shreveport, and Lafayette Parish (242,782) with the city of Lafayette. Of these counties, only Caddo Parish reported a declining population with a growth rate of -4.96%. Orleans Parish experienced the most rapid growth at 12.43%.

Louisiana Counties with the Fewest Residents

The least populous county in the state of Louisiana, with a population of 4,462, is Tensas Parish. Tensas Parish has seen a decrease in its population since the census with a growth rate of -14.7% since the 2010 census. Louisiana has many other parishes with populations below 10,000 including Cameron Parish (6,968), East Carroll Parish (7,037), Red River Parish (8,477), Catahoula Parish (9,608), and Caldwell Parish (9,960). All of these parishes have experienced a decline in population except Cameron Parish which has grown 0.75%. Tensas Parish had the most significant population decline.

Louisiana Counties with Rapid Growth

The parish with the most rapid rate of growth in Louisiana is St. Bernard Parish. Since 2010, St. Bernard Parish has seen an impressive growth rate of 26.88%, bringing the population in 2019 up to 46,721. Behind St. Bernard Parish is Ascension Parish (15.56%), Orleans Parish (12.43%), and West Baton Rouge Parish (10.32%). Tensas Parish has seen the most rapid decrease in population with a growth rate of -14.7% since 2010.

Population of Counties in Louisiana (2024)

Lists of Counties in all States

  1. Louisana State Census Data Center
  2. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  3. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  4. American Community Survey (2009 - 2013)
  5. Census QuickFacts
  6. Historical Populations of States and Counties (1790 - 1990)