FIPS Code | State | County name | 1993 Rural-urban continuum code | Description | County population 1990 |
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| 22001 | LA | Acadia Parish | 2 | County in metro area of 250,000 to 1 million population | 55,882 | | 22003 | LA | Allen Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 21,226 | | 22005 | LA | Ascension Parish | 2 | County in metro area of 250,000 to 1 million population | 58,214 | | 22007 | LA | Assumption Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 22,753 | | 22009 | LA | Avoyelles Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 39,159 | | 22011 | LA | Beauregard Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 30,083 | | 22013 | LA | Bienville Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 15,979 | | 22015 | LA | Bossier Parish | 2 | County in metro area of 250,000 to 1 million population | 86,088 | | 22017 | LA | Caddo Parish | 2 | County in metro area of 250,000 to 1 million population | 248,253 | | 22019 | LA | Calcasieu Parish | 3 | County in metro area of fewer than 250,000 population | 168,134 | | 22021 | LA | Caldwell Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 9,810 | | 22023 | LA | Cameron Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 9,260 | | 22025 | LA | Catahoula Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 11,065 | | 22027 | LA | Claiborne Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 17,405 | | 22029 | LA | Concordia Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 20,828 | | 22031 | LA | De Soto Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 25,346 | | 22033 | LA | East Baton Rouge Parish | 2 | County in metro area of 250,000 to 1 million population | 380,105 | | 22035 | LA | East Carroll Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 9,709 | | 22037 | LA | East Feliciana Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 19,211 | | 22039 | LA | Evangeline Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 33,274 | | 22041 | LA | Franklin Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 22,387 | | 22043 | LA | Grant Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 17,526 | | 22045 | LA | Iberia Parish | 4 | Nonmetro county with urban pop. of 20,000 or more, adjacent to a metro area | 68,297 | | 22047 | LA | Iberville Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 31,049 | | 22049 | LA | Jackson Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 15,705 | | 22051 | LA | Jefferson Parish | 0 | Central county of a metro area with 1 million population or more | 448,306 | | 22053 | LA | Jefferson Davis Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 30,722 | | 22055 | LA | Lafayette Parish | 2 | County in metro area of 250,000 to 1 million population | 164,762 | | 22057 | LA | Lafourche Parish | 3 | County in metro area of fewer than 250,000 population | 85,860 | | 22059 | LA | La Salle Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 13,662 | | 22061 | LA | Lincoln Parish | 4 | Nonmetro county with urban pop. of 20,000 or more, adjacent to a metro area | 41,745 | | 22063 | LA | Livingston Parish | 2 | County in metro area of 250,000 to 1 million population | 70,526 | | 22065 | LA | Madison Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 12,463 | | 22067 | LA | Morehouse Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 31,938 | | 22069 | LA | Natchitoches Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 36,689 | | 22071 | LA | Orleans Parish | 0 | Central county of a metro area with 1 million population or more | 496,938 | | 22073 | LA | Ouachita Parish | 3 | County in metro area of fewer than 250,000 population | 142,191 | | 22075 | LA | Plaquemines Parish | 1 | Fringe county of a metro area with 1 million population or more | 25,575 | | 22077 | LA | Pointe Coupee Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 22,540 | | 22079 | LA | Rapides Parish | 3 | County in metro area of fewer than 250,000 population | 131,556 | | 22081 | LA | Red River Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 9,387 | | 22083 | LA | Richland Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 20,629 | | 22085 | LA | Sabine Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 22,646 | | 22087 | LA | St. Bernard Parish | 0 | Central county of a metro area with 1 million population or more | 66,631 | | 22089 | LA | St. Charles Parish | 0 | Central county of a metro area with 1 million population or more | 42,437 | | 22091 | LA | St. Helena Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 9,874 | | 22093 | LA | St. James Parish | 1 | Fringe county of a metro area with 1 million population or more | 20,879 | | 22095 | LA | St. John the Baptist Parish | 1 | Fringe county of a metro area with 1 million population or more | 39,996 | | 22097 | LA | St. Landry Parish | 2 | County in metro area of 250,000 to 1 million population | 80,331 | | 22099 | LA | St. Martin Parish | 2 | County in metro area of 250,000 to 1 million population | 43,978 | | 22101 | LA | St. Mary Parish | 4 | Nonmetro county with urban pop. of 20,000 or more, adjacent to a metro area | 58,086 | | 22103 | LA | St. Tammany Parish | 0 | Central county of a metro area with 1 million population or more | 144,508 | | 22105 | LA | Tangipahoa Parish | 4 | Nonmetro county with urban pop. of 20,000 or more, adjacent to a metro area | 85,709 | | 22107 | LA | Tensas Parish | 9 | Nonmetro county completely rural or less than 2,500 urban pop., not adj. to metro area | 7,103 | | 22109 | LA | Terrebonne Parish | 3 | County in metro area of fewer than 250,000 population | 96,982 | | 22111 | LA | Union Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 20,690 | | 22113 | LA | Vermilion Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 50,055 | | 22115 | LA | Vernon Parish | 5 | Nonmetro county with urban pop. of 20,000 or more, not adjacent to a metro area | 61,961 | | 22117 | LA | Washington Parish | 6 | Nonmetro county with urban pop. of 2,500-19,999, adjacent to a metro area | 43,185 | | 22119 | LA | Webster Parish | 2 | County in metro area of 250,000 to 1 million population | 41,989 | | 22121 | LA | West Baton Rouge Parish | 2 | County in metro area of 250,000 to 1 million population | 19,419 | | 22123 | LA | West Carroll Parish | 9 | Nonmetro county completely rural or less than 2,500 urban pop., not adj. to metro area | 12,093 | | 22125 | LA | West Feliciana Parish | 8 | Nonmetro county completely rural or less than 2,500 urban pop., adj. to metro area | 12,915 | | 22127 | LA | Winn Parish | 7 | Nonmetro county with urban pop. of 2,500-19,999, not adjacent to a metro area | 16,269 |
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