Anne Arundel, a central county of Maryland, on the W. shore of Chesapeake bay, bounded N. by the Patapsco river, W. by the Patuxent, and watered in the eastern half by the South and Severn rivers; area, 750 sq. m.; pop. in 1870, 24,457, of whom 11,732 were colored. The surface is undulating and hilly, and the soil is fertile. In 1870 the county produced 126,451 bushels of wheat, 560,359 of corn, 65,888 of oats, 3,020,455 lbs. of tobacco, 21,521 of wool, and 142,632 of butter. Copper and iron ore are found. The Annapolis and Elk Ridge railroad passes through the county. Capital, Annapolis.