Gardner, KS Profile: Facts, Map & Data


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Gardner, Kansas - Basic Facts

The City of Gardner had a population of 20,276 as of July 1, 2015. Gardner ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Kansas. See peer rankings below.

The primary coordinate point for Gardner is located at latitude 38.8159 and longitude -94.93 in Johnson County. The formal boundaries for the City of Gardner (see map below) encompass a land area of 10.17 sq. miles and a water area of 0.05 sq. miles. Johnson County is in the Central time zone (GMT -6). The elevation is 1,060 feet.

The City of Gardner (GNIS ID: 485580) 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 Gardner population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Neighborhood Data

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City of Gardner, KS Boundary Map

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Gardner, KS Data & Demographics (As of July 1, 2015)


Total Population 20,276
Population in Households 19,804
Population in Familes 17,007
Population in Group Qrtrs 472
Population Density1 2,004
Diversity Index2 32


Total Households 7,091
Average Household Size 2.79
Family Households 5,232
Average Family Size 3


Total Housing Units 7,745 (100%)
Owner Occupied HU 4,838 (62.5%)
Renter Occupied HU 2,253 (29.1%)
Vacant Housing Units 654 ( 8.4%)
Median Home Value $155,021
Average Home Value $187,210


Median Household Income $63,220
Average Household Income $76,078
Per Capita Income $26,494
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.12% 1.27%
Households 1.25% 1.36%
Families 1.11% 1.26%
Median Household Income   3.6%
Per Capita Income   2.56%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Gardner, KS - Peer Comparisons by Rank and Percentile

The table below compares Gardner to the other 671 incorporated cities, towns and CDPs in Kansas by rank and percentile using July 1, 2015 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 # 23 97th
Population Density1 # 43 94th
Diversity Index2 # 111 84th
Median Household Income # 49 93rd
Per Capita Income # 153 77th

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