Louisiana Population By County in 2018
Updated on December 2, 2021.
According to the US Census Bureau population estimates, there were 4,664,450 people living in Louisiana in 2018. East Baton Rouge Parish was the most populated county with 442,720 residents, followed by Jefferson Parish with 434,637 residents, and Orleans Parish with 391,506 residents. Tensas Parish with a population of 4,454 was the least populated county in Louisiana in 2018.
Use the map below to interactively explore the population of each county in Louisiana in 2018. The data can also be explored further by sorting and filtering with the table below.
Hover/Click on the counties to see the values.
Louisiana Population By County (2018)
Table of Louisiana Population By County in 2018
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County | Population | % of State Population |
---|---|---|
Acadia | 62,315 | 1.34% |
Allen | 25,535 | 0.55% |
Ascension | 124,961 | 2.68% |
Assumption | 22,280 | 0.48% |
Avoyelles | 40,410 | 0.87% |
Beauregard | 37,491 | 0.80% |
Bienville | 13,303 | 0.28% |
Bossier | 127,153 | 2.73% |
Caddo | 243,105 | 5.21% |
Calcasieu | 203,507 | 4.36% |
Caldwell | 9,979 | 0.21% |
Cameron | 7,008 | 0.15% |
Catahoula | 9,571 | 0.21% |
Claiborne | 15,912 | 0.34% |
Concordia | 19,618 | 0.42% |
De Soto | 27,412 | 0.59% |
East Baton Rouge | 442,720 | 9.49% |
East Carroll | 6,971 | 0.15% |
East Feliciana | 19,272 | 0.41% |
Evangeline | 33,457 | 0.72% |
Franklin | 20,170 | 0.43% |
Grant | 22,430 | 0.48% |
Iberia | 70,627 | 1.51% |
Iberville | 32,719 | 0.70% |
Jackson | 15,944 | 0.34% |
Jefferson | 434,637 | 9.32% |
Jefferson Davis | 31,574 | 0.68% |
Lafayette | 243,493 | 5.22% |
Lafourche | 97,910 | 2.10% |
LaSalle | 14,900 | 0.32% |
Lincoln | 47,174 | 1.01% |
Livingston | 139,594 | 2.99% |
Madison | 11,212 | 0.24% |
Morehouse | 25,304 | 0.54% |
Natchitoches | 38,623 | 0.83% |
Orleans | 391,506 | 8.39% |
Ouachita | 154,694 | 3.32% |
Plaquemines | 23,411 | 0.50% |
Pointe Coupee | 21,856 | 0.47% |
Rapides | 130,404 | 2.80% |
Red River | 8,496 | 0.18% |
Richland | 20,215 | 0.43% |
Sabine | 23,909 | 0.51% |
St. Bernard | 46,724 | 1.00% |
St. Charles | 52,774 | 1.13% |
St. Helena | 10,174 | 0.22% |
St. James | 21,131 | 0.45% |
St. John the Baptist | 43,140 | 0.93% |
St. Landry | 82,827 | 1.78% |
St. Martin | 53,629 | 1.15% |
St. Mary | 49,739 | 1.07% |
St. Tammany | 258,598 | 5.54% |
Tangipahoa | 133,951 | 2.87% |
Tensas | 4,454 | 0.10% |
Terrebonne | 111,265 | 2.38% |
Union | 22,209 | 0.48% |
Vermilion | 59,928 | 1.29% |
Vernon | 48,679 | 1.04% |
Washington | 46,601 | 1.00% |
Webster | 38,780 | 0.83% |
West Baton Rouge | 26,451 | 0.57% |
West Carroll | 11,008 | 0.24% |
West Feliciana | 15,474 | 0.33% |
Winn | 14,132 | 0.30% |
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