Johnson City is a city in Carter, Sullivan, and Washington counties in the U.S. state of Tennessee, with most of the city being in Washington County. The 2010 population for Johnson City was 63,152 by the United States Census, making it the eighth largest city in the state. Johnson City is currently ranked the #35 "Best Small Place for Business and Careers" in the USA by Forbes, and #8 "Best Place for African-Americans to Retire" in the USA by Black Enterprise Magazine. Kiplinger ranked Johnson City #5 in The 10 Least-Expensive Cities For Living in the U.S.A. stating the low cost of living is attributed to affordable homes and below-average utility, transportation and health-care costs.Johnson City is the principal city of the Johnson City Metropolitan Statistical Area, a metropolitan area that covers Carter, Unicoi, and Washington counties and which had a combined population of 195,849 as of 2008. The Johnson City MSA is a component of the Johnson City–Kingsport–Bristol, TN-VA Combined Statistical Area – commonly known as the "Tri-Cities" region. The Tri-Cities is the fifth largest CSA in Tennessee with an estimated 500,538 people in residence.