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, 2017.

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, 2017.

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, 2017)


Total Population 738
Daytime Population: Workers 511
Daytime Population: Residents 570
Total Daytime Population (TDP) 1,081
Ratio TDP/Total Population1 1.46
Population in Households 738
Population in Familes 573
Population in Group Qrtrs 0
Population Density2 343
Diversity Index3 59


Median Household Income $41,475
Average Household Income $53,690
Per Capita Income $22,650


Total Housing Units 408 (100%)
Owner Occupied HU 216 (52.9%)
Renter Occupied HU 92 (22.5%)
Vacant Housing Units 100 (24.5%)
Median Home Value $85,372
Average Home Value $131,512


Total Households 308
Average Household Size 2.4
Family Households 190
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 0.81% 1.09%
Households 0.88% 1.08%
Families 0.44% 0.93%
Median Household Income   3.06%
Per Capita Income   3.53%

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, 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 # 238 47th
Population Density # 160 65th
Diversity Index # 143 69th
Median Household Income # 173 62nd
Per Capita Income # 166 63rd

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

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