London, OH Profile: Facts & Data


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London, Ohio - Basic Facts

The City of London had a population of 10,366 as of July 1, 2018. London ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Ohio. See peer rankings below.

The primary coordinate point for London is located at latitude 39.8936 and longitude -83.4375 in Madison County. The formal boundaries for the City of London (see map below) encompass a land area of 8.4 sq. miles and a water area of 0 sq. miles. Madison County is in the Eastern time zone (GMT -5). The elevation is 1,053 feet.

The City of London (GNIS ID: 1086545) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Alternate Unofficial Names for London: Limerick, New London.

Jump to... (On This Page!)
  1. London 2018 Demographic Data
  2. Growth Rates for London (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Ohio Research Tools (Easy Tools & Current Data)
  3. Ohio Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


London, OH Data & Demographics (As of July 1, 2018)


Total Population 10,366
Population in Households 10,198
Population in Familes 7,938
Population in Group Qrtrs 168
Population Density2 1,234
Diversity Index3 25


Median Household Income $49,296
Average Household Income $57,757
Per Capita Income $23,348


Total Housing Units 4,542 (100%)
Owner Occupied HU 2,349 (51.7%)
Renter Occupied HU 1,799 (39.6%)
Vacant Housing Units 394 ( 8.7%)
Median Home Value $129,325
Average Home Value $153,375


Total Households 4,148
Average Household Size 2.46
Family Households 2,589
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.55% 0.53%
Households 0.46% 0.49%
Families 0.36% 0.34%
Median Household Income   2.31%
Per Capita Income   3.02%

London, OH - Peer Comparisons by Rank and Percentile

The table below compares London to the other 1,215 incorporated cities, towns and CDPs in Ohio by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 183 85th
Population Density # 607 50th
Diversity Index # 235 81st
Median Household Income # 765 37th
Per Capita Income # 815 33rd

Additional comparisons and rankings can be made with a VERY EASY TO USE Ohio Census Data Comparison Tool.

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