Dundalk ( DUN-dawk or DUN-dok) is an unincorporated community and census-designated place in Baltimore County, Maryland, United States. The population was 63,597 at the 2010 census. In 1960 and 1970, Dundalk was the largest unincorporated community in Maryland. It was named after the town of Dundalk, Ireland. Dundalk is considered one of the first inner-ring suburbs of Baltimore.