Black Marylanders 1820:
African American Population by County, Status & Gender
Census data was accessed from the University of Virginia Historical Census Browser.
| County | Total Population | Male Slaves | Female Slaves | Total Slaves | Free Black Males | Free Black Females | Total Free Blacks |
|---|---|---|---|---|---|---|---|
| ALLEGANY | 8,654 | 399 | 396 | 795 | 103 | 93 | 196 |
| ANNE ARUNDEL | 27,165 | 5,450 | 4,851 | 10,301 | 1,641 | 1,733 | 3,374 |
| BALTIMORE | 33,463 | 3,713 | 3,007 | 6,720 | 1,077 | 1,086 | 2,163 |
| BALTIMORE CITY | 62,738 | 1,927 | 2,389 | 4,316 | 4,363 | 5,963 | 10,326 |
| CALVERT | 8,073 | 1,830 | 1,838 | 3,668 | 342 | 352 | 694 |
| CAROLINE | 10,108 | 787 | 787 | 1,574 | 686 | 704 | 1,390 |
| CECIL | 16,048 | 1,296 | 1,046 | 2,342 | 874 | 909 | 1,783 |
| CHARLES | 16,500 | 4,787 | 4,632 | 9,419 | 274 | 293 | 567 |
| DORCHESTER | 17,759 | 2,698 | 2,470 | 5,168 | 1,193 | 1,303 | 2,496 |
| FREDERICK | 40,459 | 3,575 | 3,110 | 6,685 | 951 | 826 | 1,777 |
| HARFORD | 15,924 | 1,811 | 1,509 | 3,320 | 691 | 676 | 1,367 |
| KENT | 11,453 | 2,276 | 1,795 | 4,071 | 1,007 | 1,060 | 2,067 |
| MONTGOMERY | 16,400 | 3,388 | 3,008 | 6,396 | 446 | 476 | 922 |
| PRINCE GEORGE'S | 20,216 | 5,786 | 5,399 | 11,185 | 548 | 548 | 1,096 |
| QUEEN ANNE'S | 14,952 | 2,956 | 2,632 | 5,588 | 1,053 | 1,085 | 2,138 |
| SOMERSET | 19,579 | 3,876 | 3,365 | 7,241 | 912 | 1,042 | 1,954 |
| ST MARY'S | 12,974 | 3,075 | 2,972 | 6,047 | 431 | 463 | 894 |
| TALBOT | 14,389 | 2,488 | 2,280 | 4,768 | 1,041 | 1,192 | 2,233 |
| WASHINGTON | 23,075 | 1,699 | 1,502 | 3,201 | 289 | 338 | 627 |
| WORCESTER | 17,421 | 2,514 | 2,037 | 4,551 | 816 | 822 | 1,638 |
| TOTAL | 407,350 | 56,331 | 51,025 | 107,356 | 18,738 | 20,964 | 39,702 |