Vinita is a city in south-central Craig County, Oklahoma, United States. As of 2009, the population estimate was 6,057. It is the county seat of Craig County.
Vinita is located in Northeastern Oklahoma, a region of the state known as Green Country. It sits at the base of the Ozark Highland topographical region in a mix of prairie and forest. It is located at 36°38′28″N 95°9′24″W / 36.64111°N 95.15667°W / 36.64111; -95.15667 (36.641193, -95.156676). According to the United States Census Bureau, the city has a total area of 4.3 square miles (11.3 km²), all of it land. Vinita is located in south central Craig County.
As of the census of 2000, there were 6,472 people, 2,381 households, and 1,454 families residing in the city. The population density was 1,486.9 people per square mile (574.4/km²). There were 2,694 housing units at an average density of 618.9 per square mile (239.1/km²). The racial makeup of the city was 67.32% White, 6.12% African American, 14.86% Native American, 0.28% Asian, 0.03% Pacific Islander, 0.62% from other races, and 10.77% from two or more races. Hispanic or Latino of any race were 1.48% of the population.