Melchor Ocampo is a town and municipality in the State of Mexico, Mexico. The municipality covers an area of 32.48 km². As of 2005, th…Melchor Ocampo is a town and municipality in the State of Mexico, Mexico. The municipality covers an area of 32.48 km². As of 2005, the municipality had a total population of 37,706. From its founding until 1894, the municipality was known as Tlacomulco and then San Miguel Tlaxomulco; the latter portion comes from the Nahuatl words tlalli ; xomolli and co of coztic, that is to say, "In some corner of the earth" or "a little corner of ground".