Overview
          7,492
                  Total Population
                39.8
                  Median age
                52.99%
                  Female population %
                88.7:100
                  Gender ratio (M:F)
                5-9 years
                  Largest age group
                65.2
                  Total dependency ratio
                White
                  Largest racial group
                114
                  Hispanic population
                Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
London's population is old compared to the rest of the country:
- The median age in London is 39.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
 - London's population under 18 was 22.50%, compared to the 22.51% nationwide.
 - London's elderly or the senior population (over 65 age) was 18.67% as compared to 16.04% nationwide.
 - Of the total population in London, 20.78% were under the age of 15, 16.66% aged 15 to 29, 43.89% aged 30 to 64, 17.08% aged 65 to 84, and 1.59% were 85 years of age and older.
 
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Gender
There are 448 more females than males in London:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 52.99% females and 47.01% males in London, KY.
 - The London, KY gender ratio is 88.7:100 i.e. 88.7 men to 100 women (0.887).
 - For male population, the largest age group is 50-54 years with a population of 339.
 - For the female population, the largest age group is 5-9 years with a population of 674.
 
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Race / Ethnicity
London's population has become increasingly diverse:
- Racial distribution of London population: 91.27% are White, 2.92% are Black or African American, 0.08% are American Indian and Alaska Native, 1.56% are Asian, 0.87% are some other race and 3.30% are multiracial.
 - London's racial breakdown clearly shows that there is an absolute majority of White population in the city.
 - By ethnicity, 114 is Hispanic or Latino (of any race), and 7,378 (98.48% of the total population) is Non-Hispanic.
 - The largest racial group in London is White with a population of 6,838 (91.27% of the total population).
 
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Year by year
London's population has already reached its peak and is showing a trend of decline:
- The peak population was 8,054 in the year 2018
 - From 2000 to 2010, London's population increased by 625 (8.49%), as compared to the national growth of 9.63%.
 - From 2010 to 2020, London's population decreased by 397 (4.97%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
 - Between the year 2000 and 2022, London's population was lowest in year 2000 at 7,364.
 
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References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
 - U.S. Census Bureau Population Estimates Population Estimates Program (PEP)