Data / Population / Lewis County

Population in Lewis County

Population in Lewis County was 12,901 in 2025, according to the U.S. Census Bureau. That is down 0.1% from 2024. That is the 84th highest of 120 counties in 2025.

2025, persons12,901
Change on 2024-0.1%
Rank84th of 120Counties in Kentucky ranked
Series high13,0882020
Series low12,9012025

Population in Lewis County, 2020 to 2025

CSVChart (SVG)

12.9K13K13K13.1K13.1K2020202120222023202420252020: 13,088 persons2021: 12,981 persons2022: 12,917 persons2023: 12,989 persons2024: 12,912 persons2025: 12,901 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202512,901
202412,912
202312,989
202212,917
202112,981
202013,088

Compared with Kentucky and United States

Place2025
Lewis County12,901
Kentucky4,606,864
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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What is the latest population in Lewis County? Cite the source.
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Questions

What is the population in Lewis County?

Population in Lewis County was 12,901 in 2025, according to the U.S. Census Bureau. That is down 0.1% from 2024. That is the 84th highest of 120 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Lewis County?

13,088 in 2020, the highest value since 2020 in this series.

More statistics for Lewis County

All statistics for Lewis County