Louisiana
As of the census of 2000, there were 4468976 residents, 1656053 households, and 1156438 families in the state. The population density was 102.6 people per square mile (39.61/kmē), making it the 22nd most densely populated state in United States. There were 1847181 housing units at an average density of 42.4 per square mile (16.37/kmē). The average household size was 2.62 persons, and the average family size was 3.16 persons. In the Louisiana, 27.3% of the population was under the age of 18, 10.6% were 18 to 24, 28.9% were 25 to 44, 21.6% were 45 to 64, and 11.6% who were 65 or older. For every 100 females there were 93.8 males. For every 100 females age 18 and over, there were 90.1 males. The median age was 34 years, The median age of males was 32.6 years, for females the median age was 35.3 years. Its population was estimated at 4468976 in July 2008, The racial or ethnic makeup of the state was 2856161 White, 1451944 Black or African American, 25477 American Indian, 54758 Asian, 1240 Native Hawaiian, 48265 from two or more races and 31131 Ohter races.
The median income for a household in the state was $32566, making it the fourth poorest state by median household income among the United States. The median income for a family in the state was $39774, it is the fifth poorest state in terms of median family income. The per capita income for the state was $16912, it is fourth poorest state by per capita income in United States. The median income is $20522, The median income for males was $26893 versus $15070 for females. According to the United States Bureau of Economic Analysis, the 2008 total gross domestic product was $222.2 billion, making it the 23rd highest state by gross domestic product in United States. Its GDP per capita is $32842. Louisiana's GDP increased 7.1% from 2007.
In 2000, 1271299 pupils and students, of which 625554 are male and 645745 are female, 28.45% of the total population, are in the education system. Of which, total enrollment of student are in, 89597 nursery or pri school, 69264 kindergarten, 571548 elementary school, 282890 high school and 258000 College graduate school.
| Rank | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income | Family Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Acadia Parish | 657.62 | 655.28 | 2.33 | 58861 | 89.8 | 13424 | 26684 | 31812 |
| 2 | Allen Parish | 765.67 | 764.5 | 1.17 | 25440 | 33.3 | 13101 | 27777 | 33920 |
| 3 | Ascension Parish | 302.88 | 291.53 | 11.35 | 76627 | 262.8 | 17858 | 44288 | 50626 |
| 4 | Assumption Parish | 364.55 | 338.68 | 25.87 | 23388 | 69.1 | 14008 | 31168 | 36052 |
| 5 | Avoyelles Parish | 865.67 | 832.44 | 33.24 | 41481 | 49.8 | 12146 | 23851 | 29389 |
| 6 | Beauregard Parish | 1165.99 | 1160.09 | 5.9 | 32986 | 28.4 | 15514 | 32582 | 37886 |
| 7 | Bienville Parish | 821.77 | 810.64 | 11.13 | 15752 | 19.4 | 12471 | 23663 | 30241 |
| 8 | Bossier Parish | 866.93 | 839.25 | 27.68 | 98310 | 117.1 | 18119 | 39203 | 45542 |
| 9 | Caddo Parish | 936.9 | 881.99 | 54.91 | 252161 | 285.9 | 17839 | 31467 | 38872 |
| 10 | Calcasieu Parish | 1094.34 | 1071.12 | 23.22 | 183577 | 171.4 | 17710 | 35372 | 41903 |
| 11 | Caldwell Parish | 540.72 | 529.42 | 11.3 | 10560 | 19.9 | 13884 | 26972 | 33653 |
| 12 | Cameron Parish | 1931.6 | 1312.96 | 618.63 | 9991 | 7.6 | 15348 | 34232 | 39663 |
| 13 | Catahoula Parish | 739.43 | 703.65 | 35.78 | 10920 | 15.5 | 12608 | 22528 | 27206 |
| 14 | Claiborne Parish | 767.55 | 754.65 | 12.9 | 16851 | 22.3 | 13825 | 25344 | 32225 |
| 15 | Concordia Parish | 748.68 | 695.91 | 52.77 | 20247 | 29.1 | 11966 | 22742 | 28629 |
| 16 | De Soto Parish | 894.49 | 877.2 | 17.29 | 25494 | 29.1 | 13606 | 28252 | 33196 |
| 17 | East Baton Rouge Parish | 470.54 | 455.43 | 15.11 | 412852 | 906.5 | 19790 | 37224 | 47480 |
| 18 | East Carroll Parish | 442.45 | 421.44 | 21.01 | 9421 | 22.4 | 9629 | 20723 | 24554 |
| 19 | East Feliciana Parish | 455.69 | 453.4 | 2.29 | 21360 | 47.1 | 15428 | 31631 | 37278 |
| 20 | Evangeline Parish | 679.61 | 664.27 | 15.34 | 35434 | 53.3 | 11432 | 20532 | 27243 |
| 21 | Franklin Parish | 635.43 | 623.61 | 11.82 | 21263 | 34.1 | 12675 | 22964 | 27440 |
| 22 | Grant Parish | 664.56 | 645.11 | 19.45 | 18698 | 29 | 14410 | 29622 | 34878 |
| 23 | Iberia Parish | 1030.86 | 575.13 | 455.73 | 73266 | 127.4 | 14145 | 31204 | 36017 |
| 24 | Iberville Parish | 652.84 | 618.64 | 34.2 | 33320 | 53.9 | 13272 | 29039 | 34100 |
| 25 | Jackson Parish | 580.34 | 569.75 | 10.59 | 15397 | 27 | 15354 | 28352 | 36317 |
| 26 | Jefferson Parish | 642.41 | 306.52 | 335.89 | 455466 | 1485.9 | 19953 | 38435 | 45834 |
| 27 | Jefferson Davis Parish | 658.58 | 652.31 | 6.26 | 31435 | 48.2 | 13398 | 27736 | 33129 |
| 28 | Lafayette Parish | 270.29 | 269.83 | 0.46 | 190503 | 706 | 19371 | 36518 | 45158 |
| 29 | Lafourche Parish | 1472.19 | 1084.68 | 387.51 | 89974 | 82.9 | 15809 | 34910 | 40504 |
| 30 | La Salle Parish | 662.36 | 623.83 | 38.54 | 14282 | 22.9 | 14033 | 28189 | 36197 |
| 31 | Lincoln Parish | 472.27 | 471.38 | 0.89 | 42509 | 90.2 | 14313 | 26977 | 38972 |
| 32 | Livingston Parish | 702.84 | 648.02 | 54.82 | 91814 | 141.7 | 16282 | 38887 | 44071 |
| 33 | Madison Parish | 650.53 | 624.09 | 26.45 | 13728 | 22 | 10114 | 20509 | 23589 |
| 34 | Morehouse Parish | 805.2 | 794.25 | 10.95 | 31021 | 39.1 | 13197 | 25124 | 31358 |
| 35 | Natchitoches Parish | 1299.3 | 1255.45 | 43.85 | 39080 | 31.1 | 13743 | 25722 | 32816 |
| 36 | Orleans Parish | 350.21 | 180.56 | 169.66 | 484674 | 2684.3 | 17258 | 27133 | 32338 |
| 37 | Ouachita Parish | 632.7 | 610.53 | 22.17 | 147250 | 241.2 | 17084 | 32047 | 40206 |
| 38 | Plaquemines Parish | 2428.54 | 844.56 | 1583.98 | 26757 | 31.7 | 15937 | 38173 | 42610 |
| 39 | Pointe Coupee Parish | 590.68 | 557.34 | 33.34 | 22763 | 40.8 | 15387 | 30618 | 36625 |
| 40 | Rapides Parish | 1361.96 | 1322.54 | 39.42 | 126337 | 95.5 | 16088 | 29856 | 36671 |
| 41 | Red River Parish | 402.08 | 389.29 | 12.79 | 9622 | 24.7 | 12119 | 23153 | 27870 |
| 42 | Richland Parish | 564.51 | 558.45 | 6.05 | 20981 | 37.6 | 12479 | 23668 | 29075 |
| 43 | Sabine Parish | 1011.51 | 865.27 | 146.25 | 23459 | 27.1 | 15199 | 26655 | 32470 |
| 44 | St. Bernard Parish | 1793.75 | 465.04 | 1328.71 | 67229 | 144.6 | 16718 | 35939 | 42785 |
| 45 | St. Charles Parish | 410.16 | 283.64 | 126.52 | 48072 | 169.5 | 19054 | 45139 | 50562 |
| 46 | St. Helena Parish | 409.46 | 408.36 | 1.09 | 10525 | 25.8 | 12318 | 24970 | 29950 |
| 47 | St. James Parish | 257.79 | 246.13 | 11.66 | 21216 | 86.2 | 14381 | 35277 | 41751 |
| 48 | St. John the Baptist Parish | 347.84 | 218.9 | 128.94 | 43044 | 196.6 | 15445 | 39456 | 43925 |
| 49 | St. Landry Parish | 938.83 | 928.65 | 10.18 | 87700 | 94.4 | 12042 | 22855 | 28908 |
| 50 | St. Martin Parish | 816.46 | 739.85 | 76.6 | 48583 | 65.7 | 13619 | 30701 | 36316 |
| 51 | St. Mary Parish | 1118.83 | 612.79 | 506.04 | 53500 | 87.3 | 13399 | 28072 | 33064 |
| 52 | St. Tammany Parish | 1124.08 | 854.15 | 269.93 | 191268 | 223.9 | 22514 | 47883 | 55346 |
| 53 | Tangipahoa Parish | 823.12 | 790.24 | 32.88 | 100588 | 127.3 | 14461 | 29412 | 36731 |
| 54 | Tensas Parish | 641.2 | 602.48 | 38.72 | 6618 | 11 | 12622 | 19799 | 25739 |
| 55 | Terrebonne Parish | 2079.9 | 1254.93 | 824.97 | 104503 | 83.3 | 16051 | 35235 | 39912 |
| 56 | Union Parish | 905.28 | 877.6 | 27.68 | 22803 | 26 | 14819 | 29061 | 36035 |
| 57 | Vermilion Parish | 1538.31 | 1173.78 | 364.53 | 53807 | 45.8 | 14201 | 29500 | 36093 |
| 58 | Vernon Parish | 1341.51 | 1328.41 | 13.1 | 52531 | 39.5 | 14036 | 31216 | 34680 |
| 59 | Washington Parish | 675.97 | 669.57 | 6.4 | 43926 | 65.6 | 12915 | 24264 | 29480 |
| 60 | Webster Parish | 615.07 | 595.22 | 19.85 | 41831 | 70.3 | 15203 | 28408 | 35119 |
| 61 | West Baton Rouge Parish | 203.62 | 191.2 | 12.42 | 21601 | 113 | 15773 | 37117 | 43204 |
| 62 | West Carroll Parish | 360.32 | 359.4 | 0.92 | 12314 | 34.3 | 12302 | 24637 | 31806 |
| 63 | West Feliciana Parish | 426.01 | 406 | 20.01 | 15111 | 37.2 | 16201 | 39667 | 47239 |
| 64 | Winn Parish | 956.91 | 950.49 | 6.43 | 16894 | 17.8 | 11794 | 25462 | 31513 |