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Population Review

What is the largest city in Kentucky?

Louisville/Jefferson County metro government (balance) is the largest city in Kentucky with a population of 627,210, according to Census ACS 5-Year. Lexington-Fayette urban county is second with 321,122.

Context

Kentucky has 45 tracked cities of 10,000+ residents. The largest cities serve as economic and cultural centers, often with higher incomes and more diverse populations than surrounding rural areas.

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Louisville/Jefferson County metro government (balance) is the largest city in Kentucky with a population of 627,210, according to Census ACS 5-Year. Lexington-Fayette urban county is second with 321,122.