Middletown, OH Profile: Facts, Map & Data


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Middletown, Ohio - Basic Facts

The City of Middletown had a population of 49,981 as of July 1, 2018. Middletown ranks in the upper quartile for Population Density and 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 Middletown is located at latitude 39.503 and longitude -84.3649 in Butler County. The formal boundaries for the City of Middletown (see map below) encompass a land area of 26.18 sq. miles and a water area of 0.23 sq. miles. Butler County is in the Eastern time zone (GMT -5). The elevation is 656 feet.

While the primary coordinates for City of Middletown are located in Butler County, it should be noted that the formal boundaries for this community also extend into and Warren County.

The City of Middletown (GNIS ID: 1085814) has a C6 Census Class Code which indicates an active incorporated place that partially is independent of any county subdivision and serves as a county subdivision equivalent or partially coextensive with a county subdivision but treated as independent of any county subdivision. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Middletown population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

Alternate Unofficial Names for Middletown: Middle Town.

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City of Middletown, OH Boundary Map

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


Total Population 49,981
Population in Households 49,563
Population in Familes 38,023
Population in Group Qrtrs 418
Population Density2 1,909
Diversity Index3 39


Median Household Income $40,735
Average Household Income $54,680
Per Capita Income $22,751


Total Housing Units 23,798 (100%)
Owner Occupied HU 10,242 (43.0%)
Renter Occupied HU 10,417 (43.8%)
Vacant Housing Units 3,139 (13.2%)
Median Home Value $107,183
Average Home Value $134,248


Total Households 20,659
Average Household Size 2.4
Family Households 12,538
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.32% 0.49%
Households 0.25% 0.45%
Families 0.03% 0.25%
Median Household Income   2.37%
Per Capita Income   2.75%

Middletown, OH - Peer Comparisons by Rank and Percentile

The table below compares Middletown 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 # 17 99th
Population Density # 303 75th
Diversity Index # 112 91st
Median Household Income # 1026 16th
Per Capita Income # 877 28th

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

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