Census data was accessed from the University of Virginia Historical Census Browser.

County	Total Population	White Persons	Colored Persons
ALLEGANY	38,012	36,463	1,549
ANNE ARUNDEL	28,526	14,649	13,877
BALTIMORE	83,336	72,766	10,565
BALTIMORE CITY	332,313	278,584	53,716
CALVERT	10,538	4,842	5,696
CAROLINE	13,766	9,600	4,166
CARROLL	30,922	28,706	2,286
CECIL	27,108	22,644	4,464
CHARLES	18,548	7,700	10,848
DORCHESTER	23,110	14,634	8,476
FREDERICK	50,482	42,962	7,520
GARRETT	12,715	12,063	112
HARFORD	28,042	21,385	6,657
HOWARD	16,140	11,741	4,399
KENT	17,605	10,400	7,205
MONTGOMERY	24,759	15,608	9,150
PRINCE GEORGE'S	26,451	13,965	12,486
QUEEN ANNE'S	19,257	12,067	7,189
SOMERSET	21,668	12,974	8,694
ST MARY'S	16,934	8,244	8,690
TALBOT	19,065	11,736	7,329
WASHINGTON	38,561	35,495	3,066
WICOMICO	18,016	12,943	5,073
WORCESTER	19,539	12,522	7,017
TOTAL	934,943	724,693	210,230