Mackay, ID Profile: Facts, Map & Data


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Mackay, Idaho - Basic Facts

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The City of Mackay had a population of 482 as of July 1, 2017. Mackay ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Idaho. See peer rankings below.

The primary coordinate point for Mackay is located at latitude 43.9118 and longitude -113.612 in Custer County. The formal boundaries for the City of Mackay (see map below) encompass a land area of 0.86 sq. miles and a water area of 0 sq. miles. Custer County is in the Mountain time zone (GMT -7). The elevation is 5,905 feet.

The City of Mackay (GNIS ID: 2410905) 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.

Idaho is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Mackay is located within Mackay Division of Custer County.

Beneath the boundary map are tables with Mackay population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Mackay: Carbonate.

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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 Mackay, ID Boundary Map

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Boundary Maps: Mackay Division | Custer County | Idaho Counties

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Mackay, ID Data & Demographics (As of July 1, 2017)


Total Population 482
Daytime Population: Workers 363
Daytime Population: Residents 209
Total Daytime Population (TDP) 572
Ratio TDP/Total Population1 1.19
Population in Households 482
Population in Familes 375
Population in Group Qrtrs 0
Population Density2 564
Diversity Index3 13


Median Household Income $44,239
Average Household Income $57,233
Per Capita Income $24,257


Total Housing Units 352 (100%)
Owner Occupied HU 171 (48.6%)
Renter Occupied HU 60 (17.0%)
Vacant Housing Units 121 (34.4%)
Median Home Value $173,387
Average Home Value $197,781


Total Households 231
Average Household Size 2.09
Family Households 154
Average Family Size 2
  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 -0.96% -1.06%
Households -0.92% -1.06%
Families 1.63% -1.2%
Median Household Income   0.67%
Per Capita Income   1.57%

Mackay, ID - Peer Comparisons by Rank and Percentile

The table below compares Mackay to the other 227 incorporated cities, towns and CDPs in Idaho 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 # 140 39th
Population Density # 154 33rd
Diversity Index # 199 13th
Median Household Income # 105 54th
Per Capita Income # 65 72nd

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

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