Louisiana library
Louisiana Counties
64 counties, each with its judicial district and prosecuting office.
- East Baton Rouge Parish, Louisianapop. 456,781
- Jefferson Parish, Louisianapop. 440,781
- Orleans Parish, Louisianapop. 383,997
- St. Tammany Parish, Louisianapop. 264,570
- Lafayette Parish, Louisianapop. 241,753
- Caddo Parish, Louisianapop. 237,848
- Calcasieu Parish, Louisianapop. 216,785
- Ouachita Parish, Louisianapop. 160,368
- Livingston Parish, Louisianapop. 142,282
- Tangipahoa Parish, Louisianapop. 133,157
- Rapides Parish, Louisianapop. 130,023
- Bossier Parish, Louisianapop. 128,746
- Ascension Parish, Louisianapop. 126,500
- Terrebonne Parish, Louisianapop. 109,580
- Lafourche Parish, Louisianapop. 97,557
- St. Landry Parish, Louisianapop. 82,540
- Iberia Parish, Louisianapop. 69,929
- Acadia Parish, Louisianapop. 57,576
- Vermilion Parish, Louisianapop. 57,359
- St. Charles Parish, Louisianapop. 52,549
- St. Martin Parish, Louisianapop. 51,767
- St. Mary Parish, Louisianapop. 49,406
- Vernon Parish, Louisianapop. 48,750
- Lincoln Parish, Louisianapop. 48,396
- Washington Parish, Louisianapop. 45,463
- St. Bernard Parish, Louisianapop. 43,764
- St. John the Baptist Parish, Louisianapop. 42,477
- Avoyelles Parish, Louisianapop. 39,693
- Natchitoches Parish, Louisianapop. 37,515
- Webster Parish, Louisianapop. 36,967
- Beauregard Parish, Louisianapop. 36,549
- Evangeline Parish, Louisianapop. 32,350
- Jefferson Davis Parish, Louisianapop. 32,250
- Iberville Parish, Louisianapop. 30,241
- West Baton Rouge Parish, Louisianapop. 27,199
- De Soto Parish, Louisianapop. 26,812
- Morehouse Parish, Louisianapop. 25,629
- Plaquemines Parish, Louisianapop. 23,515
- Allen Parish, Louisianapop. 22,750
- Grant Parish, Louisianapop. 22,169
- Sabine Parish, Louisianapop. 22,155
- Union Parish, Louisianapop. 21,107
- Assumption Parish, Louisianapop. 21,039
- Pointe Coupee Parish, Louisianapop. 20,758
- St. James Parish, Louisianapop. 20,192
- Richland Parish, Louisianapop. 20,043
- Franklin Parish, Louisianapop. 19,774
- East Feliciana Parish, Louisianapop. 19,539
- Concordia Parish, Louisianapop. 18,687
- West Feliciana Parish, Louisianapop. 15,310
- Jackson Parish, Louisianapop. 15,031
- LaSalle Parish, Louisianapop. 14,791
- Claiborne Parish, Louisianapop. 14,170
- Winn Parish, Louisianapop. 13,755
- Bienville Parish, Louisianapop. 12,981
- St. Helena Parish, Louisianapop. 10,920
- Madison Parish, Louisianapop. 10,017
- West Carroll Parish, Louisianapop. 9,751
- Caldwell Parish, Louisianapop. 9,645
- Catahoula Parish, Louisianapop. 8,906
- Red River Parish, Louisianapop. 7,620
- East Carroll Parish, Louisianapop. 7,459
- Cameron Parish, Louisianapop. 5,617
- Tensas Parish, Louisianapop. 4,147