​MOUNT CARMEL, a borough of Northumberland county, Pennsylvania, U.S.A., at the head of Shamokin Creek, about 50 m. N.N.E. of Harrisburg. Pop. (1890), 8254; (1900), 13,179, of whom 3772 were foreign-born; (1910 census) 17,532. It is served by the Lehigh Valley, the Philadelphia & Reading, and the Shamokin Division of the Northern Central (Pennsylvania system) railways. Anthracite coal abounds here, and the mining and shipping of it, together with the manufacture of mining machinery and miners’ supplies are the borough's principal industries. This locality was settled late in the 18th century. About 1848 Mount Carmel was laid out as a town, and in 1862 was chartered as a borough.