Defiance, OH Profile: Facts, Map & Data


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Defiance, Ohio - Basic Facts

The City of Defiance had a population of 16,464 as of July 1, 2017. Defiance 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 Defiance is located at latitude 41.281 and longitude -84.3658 in Defiance County. The formal boundaries for the City of Defiance (see map below) encompass a land area of 12.17 sq. miles and a water area of 0.5 sq. miles. Defiance County is in the Eastern time zone (GMT -5). The elevation is 676 feet.

The City of Defiance (GNIS ID: 2394492) 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 City of Defiance is located within Township of Defiance, a minor civil division (MCD) of Defiance County.

Beneath the boundary map are tables with Defiance population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Defiance: Au Glaize, Ensawacosa, Fort Defiance, Fort Miamis, Fort Winchester, Grand Glaize, Miami Fort, Miamis Fort, Tuendawie, Twendiawie, Winchester.

Neighborhood Data

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City of Defiance, OH Boundary Map

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Boundary Maps: Township of Defiance | Defiance County | Ohio Counties

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Defiance, OH Data & Demographics (As of July 1, 2017)


Total Population 16,464
Daytime Population: Workers 8,937
Daytime Population: Residents 9,479
Total Daytime Population (TDP) 18,416
Ratio TDP/Total Population1 1.12
Population in Households 15,796
Population in Familes 12,366
Population in Group Qrtrs 668
Population Density2 1,353
Diversity Index3 46


Median Household Income $48,273
Average Household Income $60,175
Per Capita Income $25,005


Total Housing Units 7,436 (100%)
Owner Occupied HU 4,309 (57.9%)
Renter Occupied HU 2,406 (32.4%)
Vacant Housing Units 721 ( 9.7%)
Median Home Value $108,477
Average Home Value $135,103


Total Households 6,715
Average Household Size 2.35
Family Households 4,258
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.
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population -0.03% -0.24%
Households 0.07% -0.17%
Families -0.14% -0.33%
Median Household Income   1.42%
Per Capita Income   2.63%

Defiance, OH - Peer Comparisons by Rank and Percentile

The table below compares Defiance to the other 1,215 incorporated cities, towns and CDPs in Ohio by rank and percentile using July 1, 2017 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 # 116 91st
Population Density # 542 55th
Diversity Index # 70 94th
Median Household Income # 727 40th
Per Capita Income # 598 51st

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

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