Missouri
As of the census of 2000, there were 5595211 people in the state, organized into 2194594 households, and 1476516 families living in the state. The population density was 81.2 people per square mile (31.35/kmē), it is 27th most densely populated state in United States. There were 2442017 housing units at an average density of 35.5 per square mile (13.71/kmē). The average household size was 2.48 people, and the average family size was 3.02 people. Age range in the state was well distributed with 25.5% under the age of 18, 9.6% from 18 to 24, 29.1% from 25 to 44, 22.3% from 45 to 64, and 13.5% who were 65 or older. For every 100 females there were 94.6 males. For every 100 females age 18 and over, there were 91.3 males. The median age of the state's population was 36.1 years, The median age of males was 34.8 years, for females the median age was 37.4 years. According to July 2008 Census Bureau estimates, the population of the state is 5595211, The racial makeup of the state was 4748083 White, 629391 Black or African American, 25076 American Indian, 61595 Asian, 3178 Native Hawaiian, 82061 from two or more races and 45827 Ohter races.
The median income for a household in the state was $37934, it is 34th wealthiest state by median household income in United States. The median income for a family in the state was $46044, it is the 32nd wealthiest state in terms of median family income. The per capita income for the state was $19936, it is the 30th highest state by per capita income in the U.S. state of America. The median income was $21751, The median income for males was $27181, compared to $17301 for females. As of 2008, the gross domestic product (GDP) is about $237.8 billion, it is 22nd wealthiest state by gross domestic product in United States. Missouri is responsible for 1.68 percent of the United States gross domestic product (GDP). Its Per capita personal income in 2008 was $32779.
In 2000, 1479573 pupils and students, of which 49.92% are male and 50.08% are female, 26.44% of the total population, are in the education system. Of which, percentage of enrollment student are in, 6.93% nursery or pri school, 5.26% kindergarten, 44.82% elementary school, 21.4% high school and 21.6% 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 | Adair County | 569.32 | 567 | 2.31 | 24977 | 44.1 | 15484 | 26677 | 38085 |
| 2 | Andrew County | 436.5 | 435.18 | 1.32 | 16492 | 37.9 | 19375 | 40688 | 46067 |
| 3 | Atchison County | 547.36 | 544.72 | 2.64 | 6430 | 11.8 | 16956 | 30959 | 38279 |
| 4 | Audrain County | 696.79 | 693.1 | 3.69 | 25853 | 37.3 | 16441 | 32057 | 40448 |
| 5 | Barry County | 790.89 | 779.06 | 11.83 | 34010 | 43.7 | 14980 | 28906 | 34043 |
| 6 | Barton County | 596.72 | 594.25 | 2.47 | 12541 | 21.1 | 13987 | 29275 | 35638 |
| 7 | Bates County | 851.37 | 848.47 | 2.9 | 16653 | 19.6 | 15477 | 30731 | 36470 |
| 8 | Benton County | 752.48 | 705.51 | 46.97 | 17180 | 24.4 | 15457 | 26646 | 32459 |
| 9 | Bollinger County | 621.2 | 620.74 | 0.46 | 12029 | 19.4 | 13641 | 30462 | 35741 |
| 10 | Boone County | 691.31 | 685.43 | 5.88 | 135454 | 197.6 | 19844 | 37485 | 51210 |
| 11 | Buchanan County | 414.57 | 409.73 | 4.84 | 85998 | 209.9 | 17882 | 34704 | 42408 |
| 12 | Butler County | 698.97 | 697.54 | 1.43 | 40867 | 58.6 | 15721 | 27228 | 33371 |
| 13 | Caldwell County | 429.72 | 429.34 | 0.38 | 8969 | 20.9 | 15343 | 31240 | 37087 |
| 14 | Callaway County | 847.03 | 838.84 | 8.19 | 40766 | 48.6 | 17005 | 39110 | 44474 |
| 15 | Camden County | 708.86 | 655.14 | 53.71 | 37051 | 56.6 | 20197 | 35840 | 40695 |
| 16 | Cape Girardeau County | 586.29 | 578.62 | 7.67 | 68693 | 118.7 | 18593 | 36458 | 45518 |
| 17 | Carroll County | 702.3 | 694.72 | 7.57 | 10285 | 14.8 | 15522 | 30643 | 36773 |
| 18 | Carter County | 509.02 | 507.58 | 1.44 | 5941 | 11.7 | 13349 | 22863 | 28506 |
| 19 | Cass County | 702.67 | 698.99 | 3.68 | 82092 | 117.4 | 21073 | 49562 | 55258 |
| 20 | Cedar County | 498.51 | 475.93 | 22.57 | 13733 | 28.9 | 14356 | 26694 | 32710 |
| 21 | Chariton County | 768.25 | 755.87 | 12.38 | 8438 | 11.2 | 15515 | 32285 | 39176 |
| 22 | Christian County | 564.05 | 563.16 | 0.89 | 54285 | 96.4 | 18422 | 38085 | 44428 |
| 23 | Clark County | 511.9 | 507.31 | 4.59 | 7416 | 14.6 | 15988 | 29457 | 36270 |
| 24 | Clay County | 408.86 | 396.35 | 12.52 | 184006 | 464.3 | 23144 | 48347 | 56772 |
| 25 | Clinton County | 423.47 | 418.76 | 4.71 | 18979 | 45.3 | 19056 | 41629 | 48244 |
| 26 | Cole County | 399.08 | 391.44 | 7.64 | 71397 | 182.4 | 20739 | 42924 | 53416 |
| 27 | Cooper County | 570.22 | 565.03 | 5.19 | 16670 | 29.5 | 15648 | 35313 | 41526 |
| 28 | Crawford County | 743.79 | 742.52 | 1.27 | 22804 | 30.7 | 14825 | 30860 | 36558 |
| 29 | Dade County | 506.3 | 490.34 | 15.96 | 7923 | 16.2 | 14254 | 29097 | 33651 |
| 30 | Dallas County | 542.83 | 541.54 | 1.29 | 15661 | 28.9 | 15106 | 27346 | 33500 |
| 31 | Daviess County | 569.07 | 566.97 | 2.11 | 8016 | 14.1 | 15953 | 30855 | 35585 |
| 32 | DeKalb County | 425.77 | 424.2 | 1.57 | 11597 | 27.3 | 12687 | 31654 | 37329 |
| 33 | Dent County | 754.51 | 753.54 | 0.97 | 14927 | 19.8 | 14463 | 27193 | 33061 |
| 34 | Douglas County | 814.6 | 814.53 | 0.07 | 13084 | 16.1 | 13785 | 25918 | 30269 |
| 35 | Dunklin County | 547.11 | 545.62 | 1.49 | 33155 | 60.8 | 13561 | 24878 | 30779 |
| 36 | Franklin County | 930.65 | 922.81 | 7.84 | 93807 | 101.7 | 19705 | 43474 | 50122 |
| 37 | Gasconade County | 526.09 | 520.67 | 5.43 | 15342 | 29.5 | 17319 | 35047 | 41518 |
| 38 | Gentry County | 491.81 | 491.52 | 0.29 | 6861 | 14 | 15879 | 28750 | 35933 |
| 39 | Greene County | 677.8 | 674.97 | 2.82 | 240391 | 356.1 | 19185 | 34157 | 42613 |
| 40 | Grundy County | 437.98 | 435.82 | 2.16 | 10432 | 23.9 | 15432 | 27333 | 34583 |
| 41 | Harrison County | 726.45 | 725.13 | 1.32 | 8850 | 12.2 | 14192 | 28707 | 34298 |
| 42 | Henry County | 732.55 | 702.48 | 30.07 | 21997 | 31.3 | 16468 | 30949 | 36328 |
| 43 | Hickory County | 411.74 | 398.63 | 13.11 | 8940 | 22.4 | 13536 | 25346 | 28779 |
| 44 | Holt County | 469.05 | 461.87 | 7.18 | 5351 | 11.6 | 15876 | 29461 | 35685 |
| 45 | Howard County | 470.55 | 465.74 | 4.82 | 10212 | 21.9 | 15198 | 31614 | 40167 |
| 46 | Howell County | 928.33 | 927.74 | 0.59 | 37238 | 40.1 | 13959 | 25628 | 30534 |
| 47 | Iron County | 552.05 | 551.34 | 0.71 | 10697 | 19.4 | 14227 | 26080 | 31731 |
| 48 | Jackson County | 616.41 | 604.84 | 11.57 | 654880 | 1082.7 | 20788 | 39277 | 48435 |
| 49 | Jasper County | 641.32 | 639.73 | 1.59 | 104686 | 163.6 | 16227 | 31323 | 37611 |
| 50 | Jefferson County | 664.09 | 656.8 | 7.29 | 198099 | 301.6 | 19435 | 46338 | 51787 |
| 51 | Johnson County | 833.03 | 830.44 | 2.59 | 48258 | 58.1 | 16037 | 35391 | 43050 |
| 52 | Knox County | 506.77 | 505.71 | 1.07 | 4361 | 8.6 | 13075 | 27124 | 31741 |
| 53 | Laclede County | 768 | 765.85 | 2.14 | 32513 | 42.5 | 15572 | 29562 | 35962 |
| 54 | Lafayette County | 638.86 | 629.31 | 9.55 | 32960 | 52.4 | 18493 | 38235 | 45717 |
| 55 | Lawrence County | 613.38 | 613.08 | 0.3 | 35204 | 57.4 | 15399 | 31239 | 36846 |
| 56 | Lewis County | 510.85 | 505.01 | 5.85 | 10494 | 20.8 | 14746 | 30651 | 35740 |
| 57 | Lincoln County | 640.41 | 630.49 | 9.92 | 38944 | 61.8 | 17149 | 42592 | 47747 |
| 58 | Linn County | 621.46 | 620.35 | 1.11 | 13754 | 22.2 | 15378 | 28242 | 36134 |
| 59 | Livingston County | 538.48 | 534.52 | 3.95 | 14558 | 27.2 | 16685 | 32290 | 40902 |
| 60 | McDonald County | 539.7 | 539.51 | 0.19 | 21681 | 40.2 | 13175 | 27010 | 31530 |
| 61 | Macon County | 812.53 | 803.77 | 8.76 | 15762 | 19.6 | 16189 | 30195 | 36370 |
| 62 | Madison County | 497.6 | 496.73 | 0.87 | 11800 | 23.8 | 13215 | 25601 | 31145 |
| 63 | Maries County | 529.97 | 527.73 | 2.25 | 8903 | 16.9 | 15662 | 31925 | 39187 |
| 64 | Marion County | 444.05 | 438.07 | 5.97 | 28289 | 64.6 | 16964 | 31774 | 41290 |
| 65 | Mercer County | 455.18 | 454.18 | 1 | 3757 | 8.3 | 15140 | 29640 | 35313 |
| 66 | Miller County | 599.94 | 592.26 | 7.69 | 23564 | 39.8 | 15144 | 30977 | 36770 |
| 67 | Mississippi County | 428.91 | 413.16 | 15.75 | 13427 | 32.5 | 13038 | 23012 | 28833 |
| 68 | Moniteau County | 418.85 | 416.52 | 2.33 | 14827 | 35.6 | 16609 | 37168 | 42487 |
| 69 | Monroe County | 670.23 | 645.98 | 24.24 | 9311 | 14.4 | 14695 | 30871 | 36895 |
| 70 | Montgomery County | 540.34 | 537.46 | 2.88 | 12136 | 22.6 | 15092 | 32772 | 38632 |
| 71 | Morgan County | 613.89 | 597.41 | 16.48 | 19309 | 32.3 | 15950 | 30659 | 35908 |
| 72 | New Madrid County | 698.02 | 678.01 | 20.01 | 19760 | 29.1 | 14204 | 26826 | 32462 |
| 73 | Newton County | 626.66 | 626.42 | 0.24 | 52636 | 84 | 17502 | 35041 | 40616 |
| 74 | Nodaway County | 877.75 | 876.62 | 1.13 | 21912 | 25 | 15384 | 31781 | 42203 |
| 75 | Oregon County | 791.59 | 791.4 | 0.18 | 10344 | 13.1 | 12812 | 22359 | 26727 |
| 76 | Osage County | 613.41 | 606.11 | 7.3 | 13062 | 21.6 | 17245 | 39565 | 46503 |
| 77 | Ozark County | 755.07 | 742.15 | 12.92 | 9542 | 12.9 | 14133 | 25861 | 30100 |
| 78 | Pemiscot County | 512.41 | 493.08 | 19.33 | 20047 | 40.7 | 12968 | 21911 | 27553 |
| 79 | Perry County | 484.28 | 474.67 | 9.61 | 18132 | 38.2 | 16554 | 36632 | 43240 |
| 80 | Pettis County | 686.34 | 684.82 | 1.52 | 39403 | 57.5 | 16251 | 31822 | 38073 |
| 81 | Phelps County | 674.28 | 672.85 | 1.43 | 39825 | 59.2 | 16084 | 29378 | 38693 |
| 82 | Pike County | 684.81 | 672.82 | 11.99 | 18351 | 27.3 | 14462 | 32373 | 39059 |
| 83 | Platte County | 427.22 | 420.33 | 6.89 | 73781 | 175.5 | 26356 | 55849 | 65236 |
| 84 | Polk County | 642.46 | 637.2 | 5.26 | 26992 | 42.4 | 13645 | 29656 | 35843 |
| 85 | Pulaski County | 551.41 | 547.02 | 4.39 | 41165 | 75.3 | 14586 | 34247 | 37786 |
| 86 | Putnam County | 519.66 | 517.9 | 1.76 | 5223 | 10.1 | 14647 | 26282 | 32031 |
| 87 | Ralls County | 483.82 | 471 | 12.82 | 9626 | 20.4 | 16456 | 37094 | 41955 |
| 88 | Randolph County | 487.65 | 482.32 | 5.33 | 24663 | 51.1 | 15010 | 31464 | 39268 |
| 89 | Ray County | 573.57 | 569.47 | 4.11 | 23354 | 41 | 18685 | 41886 | 49192 |
| 90 | Reynolds County | 814.41 | 811.2 | 3.21 | 6689 | 8.2 | 13065 | 25867 | 31383 |
| 91 | Ripley County | 631.66 | 629.47 | 2.2 | 13509 | 21.5 | 12889 | 22761 | 27799 |
| 92 | St. Charles County | 592.35 | 560.42 | 31.93 | 283883 | 506.6 | 23592 | 57258 | 64415 |
| 93 | St. Clair County | 701.9 | 676.66 | 25.25 | 9652 | 14.3 | 14025 | 25321 | 31498 |
| 94 | Ste. Genevieve County | 508.94 | 502.39 | 6.55 | 17842 | 35.5 | 17283 | 39200 | 44484 |
| 95 | St. Francois County | 452.4 | 449.46 | 2.94 | 55641 | 123.8 | 15273 | 31199 | 37266 |
| 96 | St. Louis County | 523.69 | 507.81 | 15.89 | 1016315 | 2001.4 | 27595 | 50532 | 61680 |
| 97 | Saline County | 764.59 | 755.55 | 9.04 | 23756 | 31.4 | 16132 | 32743 | 39234 |
| 98 | Schuyler County | 308.16 | 307.87 | 0.29 | 4170 | 13.5 | 15850 | 27385 | 34564 |
| 99 | Scotland County | 439.25 | 438.47 | 0.79 | 4983 | 11.4 | 14474 | 27409 | 33529 |
| 100 | Scott County | 426.04 | 421.01 | 5.03 | 40422 | 96 | 15620 | 31352 | 38090 |
| 101 | Shannon County | 1003.99 | 1003.83 | 0.15 | 8324 | 8.3 | 11492 | 20878 | 25379 |
| 102 | Shelby County | 502.43 | 500.93 | 1.49 | 6799 | 13.6 | 15632 | 29448 | 35944 |
| 103 | Stoddard County | 828.94 | 827.12 | 1.82 | 29705 | 35.9 | 14656 | 26987 | 33330 |
| 104 | Stone County | 510.91 | 463.22 | 47.68 | 28658 | 61.9 | 18036 | 32637 | 36844 |
| 105 | Sullivan County | 651.43 | 650.95 | 0.48 | 7219 | 11.1 | 13392 | 26107 | 33590 |
| 106 | Taney County | 651.48 | 632.36 | 19.12 | 39703 | 62.8 | 17267 | 30898 | 36757 |
| 107 | Texas County | 1179.24 | 1178.54 | 0.7 | 23003 | 19.5 | 13799 | 24545 | 29039 |
| 108 | Vernon County | 837.04 | 833.95 | 3.09 | 20454 | 24.5 | 15047 | 30021 | 37714 |
| 109 | Warren County | 437.74 | 431.31 | 6.43 | 24525 | 56.9 | 19690 | 41016 | 46863 |
| 110 | Washington County | 762.46 | 759.59 | 2.87 | 23344 | 30.7 | 12934 | 27112 | 31634 |
| 111 | Wayne County | 774.09 | 761.03 | 13.05 | 13259 | 17.4 | 13434 | 24007 | 28846 |
| 112 | Webster County | 593.69 | 593.32 | 0.37 | 31045 | 52.3 | 14502 | 31929 | 36934 |
| 113 | Worth County | 266.75 | 266.52 | 0.23 | 2382 | 8.9 | 14367 | 27471 | 34044 |
| 114 | Wright County | 683.18 | 682.13 | 1.05 | 17955 | 26.3 | 13135 | 24691 | 29923 |
| 115 | St. Louis city | 66.15 | 61.92 | 4.23 | 348189 | 5622.9 | 16108 | 27156 | 32585 |