Gillette, WY Profile: Facts, Map & Data


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Gillette, Wyoming - Basic Facts

The City of Gillette is the 3rd largest city in Wyoming with a population of 32,392 as of July 1, 2015. Gillette ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Wyoming. See peer rankings below.

The primary coordinate point for Gillette is located at latitude 44.2785 and longitude -105.5012 in Campbell County. The formal boundaries for the City of Gillette (see map below) encompass a land area of 19.63 sq. miles and a water area of 0.03 sq. miles. Campbell County is in the Mountain time zone (GMT -7). The elevation is 4,554 feet.

The City of Gillette (GNIS ID: 2410589) 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.

Beneath the boundary map are tables with Gillette population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Alternate Unofficial Names for Gillette: Donkey Town, Rocky Pile.

City of Gillette, WY Boundary Map


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Boundary Maps: Gillette North Division | Campbell County | Wyoming Counties

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Gillette, WY Data & Demographics (As of July 1, 2015)


Total Population 32,392
Population in Households 31,996
Population in Familes 25,068
Population in Group Qrtrs 396
Population Density1 1,708
Diversity Index2 33


Total Households 12,335
Average Household Size 2.59
Family Households 8,164
Average Family Size 3


Total Housing Units 13,415 (100%)
Owner Occupied HU 8,139 (60.7%)
Renter Occupied HU 4,195 (31.3%)
Vacant Housing Units 1,080 ( 8.1%)
Median Home Value $199,076
Average Home Value $201,210


Median Household Income $72,497
Average Household Income $80,239
Per Capita Income $30,645
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 2.07% 1.58%
Households 2.25% 1.63%
Families 2.16% 1.49%
Median Household Income   2.02%
Per Capita Income   2.17%
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.

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Gillette, WY - Peer Comparisons by Rank and Percentile

The table below compares Gillette to the other 203 incorporated cities, towns and CDPs in Wyoming 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 # 3 99th
Population Density1 # 10 96th
Diversity Index2 # 46 78th
Median Household Income # 43 79th
Per Capita Income # 72 65th

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