Duncan, AZ Profile: Facts, Map & Data


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Duncan, Arizona - Basic Facts

The Town of Duncan had a population of 738 as of July 1, 2016.

The primary coordinate point for Duncan is located at latitude 32.75 and longitude -109.0884 in Greenlee County. The formal boundaries for the Town of Duncan (see map below) encompass a land area of 2.15 sq. miles and a water area of 0 sq. miles. Greenlee County is in the Mountain time zone (GMT -7). The elevation is 3,655 feet.

The Town of Duncan (GNIS ID: 2412451) 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.

Arizona is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Duncan is located within Duncan Division of Greenlee County.

Beneath the boundary map are tables with Duncan population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Neighborhood Data

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Town of Duncan, AZ Boundary Map

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Boundary Maps: Duncan Division | Greenlee County | Arizona Counties

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Duncan, AZ Data & Demographics (As of July 1, 2016)


Total Population 738
Population in Households 738
Population in Familes 572
Population in Group Qrtrs 0
Population Density1 343
Diversity Index2 59


Total Households 305
Average Household Size 2.42
Family Households 187
Average Family Size 3


Total Housing Units 419 (100%)
Owner Occupied HU 204 (48.7%)
Renter Occupied HU 101 (24.1%)
Vacant Housing Units 114 (27.2%)
Median Home Value $86,648
Average Home Value $129,024


Median Household Income $41,921
Average Household Income $52,664
Per Capita Income $21,931
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.94% 1.6%
Households 0.87% 1.59%
Families 0.26% 1.45%
Median Household Income   2.93%
Per Capita Income   1.65%
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.

Duncan, AZ - Peer Comparisons by Rank and Percentile

The table below compares Duncan to the other 451 incorporated cities, towns and CDPs in Arizona by rank and percentile using July 1, 2016 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 # 239 47th
Population Density1 # 164 64th
Diversity Index2 # 139 69th
Median Household Income # 160 65th
Per Capita Income # 168 63rd

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

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