Ascension, a S. E. parish of Louisiana, intersected by the Mississippi river and bounded N. E. by the Amite river and E. by Lake Maure-pas; area, 420 sq. m.; pop. in 1870, 11,577, of whom 7,310 were colored. The parish consists chiefly of an alluvial plain. A great-part of the land is subject to frequent inundations, and is extremely fertile, particularly on the banks of the river. In 1870 the parish produced 160,542 bushels of Indian corn, 981 bales of cotton, 15,926 lbs. of rice, 6,423 hhds. of sugar, and 308,587 gallons of molasses. Capital, Don-aldsonville.