Fairfield, OH Profile: Facts, Map & Data


Fairfield Local Links & Resources:
Hotels | Resources | ALL Fairfield Content

Also See: Fairfield, OH ZIP Codes & ZIP Code Maps | Local Area Photos

Fairfield, Ohio - Basic Facts

The City of Fairfield had a population of 43,921 as of July 1, 2018. Fairfield 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 Fairfield is located at latitude 39.3314 and longitude -84.5427 in Butler County. The formal boundaries for the City of Fairfield (see map below) encompass a land area of 20.88 sq. miles and a water area of 0.12 sq. miles. Butler County is in the Eastern time zone (GMT -5). The elevation is 594 feet.

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

The City of Fairfield (GNIS ID: 1085670) 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.

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

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


City of Fairfield, OH Boundary Map

Also See: BIG Map | Driving Directions | OH Congressional Districts
Boundary Maps: Butler County | Ohio Counties

Search the map for:

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


Total Population 43,921
Population in Households 43,382
Population in Familes 34,553
Population in Group Qrtrs 539
Population Density2 2,104
Diversity Index3 49


Median Household Income $59,631
Average Household Income $75,122
Per Capita Income $30,902


Total Housing Units 19,236 (100%)
Owner Occupied HU 10,476 (54.5%)
Renter Occupied HU 7,404 (38.5%)
Vacant Housing Units 1,355 ( 7.0%)
Median Home Value $160,221
Average Home Value $177,940


Total Households 17,881
Average Household Size 2.43
Family Households 11,388
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 0.4% 0.54%
Households 0.32% 0.5%
Families 0.02% 0.31%
Median Household Income   1.91%
Per Capita Income   2.57%

Fairfield, OH - Peer Comparisons by Rank and Percentile

The table below compares Fairfield 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 # 26 98th
Population Density # 237 81st
Diversity Index # 60 95th
Median Household Income # 359 70th
Per Capita Income # 284 77th

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

Ohio Research Tools

Ohio Census Data Comparison Tool

Compare Ohio Census Data
Highest or Lowest: