Fairview is a city in southeastern Newton County, Missouri, United States. The population was 383 at the 2010 census. It is part of the Joplin, M…Fairview is a city in southeastern Newton County, Missouri, United States. The population was 383 at the 2010 census. It is part of the Joplin, Missouri Metropolitan Statistical Area. A post office called Fairview has been in operation since 1907. The community was so named on account of the fair setting of the original town site.