Indian Territory: 187,171 square miles.
Northwest Territory: 587,564 square miles.
The following is a comparative table of the population of each State and Territory in 1850, and 1840:
| Free States. | Pop. 1850. | Pop. 1840. | |
| Maine | 583,188 | 501,793 | |
| New Hampshire | 317,964 | 284,574 | |
| Vermont | 313,611 | 291,948 | |
| Massachusetts | 994,499 | 737,699 | |
| Rhode Island | 147,544 | 108,830 | |
| Connecticut | 370,791 | 309,978 | |
| New York | 3,097,394 | 2,428,921 | |
| New Jersey | 489,555 | 373,306 | |
| Pennsylvania | 2,311,786 | 1,724,033 | |
| Ohio | 1,980,408 | 1,519,467 | |
| Indiana | 988,416 | 685,866 | |
| Illinois | 851,470 | 476,183 | |
| Iowa | 192,214 | 43,112 | |
| Wisconsin | 305,191 | 30,945 | |
| Michigan | 397,654 | 212,367 | |
| California | 165,000 | ||
| Minnesota Territory | 6,077 | ||
| Oregon Territory | 13,293 | ||
| New Mexico Territory | 61,505 | ||
| Utah Territory | 11,380 | ||
| Total | 13,419,190 | 9,978,922 |
Increase of population, 3,440,268, or exclusive of California and Territories, 3,183,013—equal to 31.8 per cent.
| Slaveholding States. | Pop. 1850. | Pop. 1840 |
| Delaware | 91,536 | 78,085 |
| Maryland | 583,035 | 470,019 |
| District of Columbia[9] | 51,687 | 43,712 |
| Virginia | 1,421,661 | 1,239,797 |
| North Carolina | 868,903 | 753,419 |
| South Carolina | 668,507 | 594,398 |
| Georgia | 905,990 | 691,392 |
| Florida | 87,401 | 54,477 |
| Alabama | 771,671 | 590,756 |
| Mississippi | 606,555 | 375,651 |
| Louisiana | 511,974 | 352,411 |
| Texas | 212,592 | (est. 75,000) |
| Arkansas | 209,639 | 97,574 |
| Tennessee | 1,002,625 | 829,210 |
| Kentucky | 982,405 | 779,828 |
| Missouri | 682,043 | 383,702 |
| Total | 9,658,224 | 7,409,431 |
Total increase of population 2,248,793, equal to 30.3 per cent.
Comparative population of the United States, from 1790 to 1850.
| Census of | Total. | Whites. | Free col. | Slaves. |
| 1790 | 3,929,827 | 3,172,464 | 59,446 | 687,897 |
| 1800 | 5,345,925 | 4,304,489 | 108,395 | 893,041 |
| 1810 | 7,239,814 | 5,862,004 | 186,446 | 1,191,364 |
| 1820 | 9,654,596 | 7,872,711 | 238,197 | 1,543,688 |
| 1830 | 12,866,020 | 10,537,378 | 319,599 | 2,009,043 |
| 1840 | 17,063,355 | 14,189,705 | 386,295 | 2,487,355 |
| 1850 | 23,258,760 | 19,631,799 | 428,637 | 3,198,324 |
Table showing the number of the different classes of population in each State and Territory.