Louisiana Parishes by Population (2025)

Top 5 Most Populous Parishes

64 Parishes

Parish
2025 Pop.
Area (mi²)
Density
Change (2020)
East Baton Rouge Parish445,219456976-2.34%
Jefferson Parish413,2713011,373-6.02%
Orleans Parish352,5741702,074-8%
St. Tammany Parish280,2758453325.76%
Lafayette Parish253,8222699444.82%
Caddo Parish221,290879252-6.61%
Calcasieu Parish206,7071,064194-4.51%
Ouachita Parish157,296610258-1.76%
Livingston Parish154,3236482388.04%
Tangipahoa Parish140,5947911785.19%
Ascension Parish133,9262904625.47%
Bossier Parish131,0798401561.83%
Rapides Parish124,7241,32494-3.8%
Terrebonne Parish101,5841,23083-7.15%
Lafourche Parish93,6661,06888-3.89%
St. Landry Parish81,03492488-1.56%
Iberia Parish66,337575115-5.31%
Vermilion Parish57,0701,172490.2%
Acadia Parish56,01765586-2.54%
St. Martin Parish50,67373769-1.86%
St. Charles Parish49,744278179-5.27%
Lincoln Parish47,926472102-0.79%
St. Mary Parish45,52755981-7.36%
Vernon Parish45,0101,32734-7.43%
Washington Parish44,61367067-1.64%
St. Bernard Parish44,5513781181.58%
St. John the Baptist Parish38,866214182-8.26%
Avoyelles Parish37,79483245-4.67%
Beauregard Parish37,2331,157321.72%
Natchitoches Parish35,5771,25328-4.84%
Webster Parish34,66059358-6.03%
Evangeline Parish31,19666247-3.41%
Jefferson Davis Parish30,80165247-4.37%
Iberville Parish29,62561948-1.46%
West Baton Rouge Parish28,7301921505.38%
De Soto Parish27,630876322.92%
Morehouse Parish23,03779529-9.53%
Plaquemines Parish21,92278128-6.56%
Sabine Parish21,77086725-1.49%
Allen Parish21,76276229-4.08%
Grant Parish21,65364434-2.24%
Union Parish20,49287723-2.84%
Pointe Coupee Parish19,57655735-5.31%
Richland Parish19,56855635-2.29%
Assumption Parish19,55434457-6.72%
East Feliciana Parish19,27145343-0.95%
Franklin Parish19,13962431-2.91%
St. James Parish18,79723879-6.58%
Concordia Parish17,01269724-8.38%
West Feliciana Parish15,321403380.41%
LaSalle Parish14,75862524-0.44%
Jackson Parish14,60656926-2.61%
Claiborne Parish13,31275518-5.61%
Winn Parish13,14695014-4.18%
Bienville Parish11,87481115-8.05%
St. Helena Parish10,74440926-1.41%
Caldwell Parish9,18153017-4.51%
West Carroll Parish9,00736025-7.11%
Madison Parish8,77862414-11.57%
Catahoula Parish8,03470811-9.16%
Red River Parish7,13838918-5.86%
East Carroll Parish6,60942116-10.65%
Cameron Parish4,5121,2854-19.76%
Tensas Parish3,6646036-10.79%

Overview of Louisiana Louisiana Parishes

Sources

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