Ada, OH Profile: Facts, Map & Data


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Ada, Ohio - Basic Facts

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The Village of Ada had a population of 5,634 as of July 1, 2018. Ada ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Ohio. See peer rankings below.

The primary coordinate point for Ada is located at latitude 40.768 and longitude -83.8252 in Hardin County. The formal boundaries for the Village of Ada (see map below) encompass a land area of 2.09 sq. miles and a water area of 0 sq. miles. Hardin County is in the Eastern time zone (GMT -5). The elevation is 961 feet.

The Village of Ada (GNIS ID: 2397907) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Ada is located within Township of Liberty, a minor civil division (MCD) of Hardin County.

Beneath the boundary map are tables with Ada 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 Ada: Johnsons Station, Johnstown.

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Village of Ada, OH Boundary Map

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Boundary Maps: Township of Liberty | Hardin County | Ohio Counties

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


Total Population 5,634
Population in Households 3,883
Population in Familes 2,547
Population in Group Qrtrs 1,751
Population Density2 2,702
Diversity Index3 18


Median Household Income $41,617
Average Household Income $54,108
Per Capita Income $17,946


Total Housing Units 1,910 (100%)
Owner Occupied HU 903 (47.3%)
Renter Occupied HU 807 (42.3%)
Vacant Housing Units 200 (10.5%)
Median Home Value $106,095
Average Home Value $140,122


Total Households 1,710
Average Household Size 2.27
Family Households 843
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 -0.66% 0.0%
Households -0.13% -0.04%
Families -0.04% -0.26%
Median Household Income   2.64%
Per Capita Income   1.92%

Ada, OH - Peer Comparisons by Rank and Percentile

The table below compares Ada 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 # 269 78th
Population Density # 120 90th
Diversity Index # 369 70th
Median Household Income # 999 18th
Per Capita Income # 1165 4th

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

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