Newark is a city in Licking County, Ohio, United States, 33 miles east of Columbus, at the junction of the forks of the Licking River. In 1890, 14,270 people lived in Newark, Ohio; in 1900, 18,157; in 1910, 25,404; in 1920, 27,718; and in 1940, 31,487. The population was 46,279 at the 2000 census. It is the county seat of Licking County. Newark apartments for rent comparison page shows most up to date rent information on Newark apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.