American Falls, ID Profile: Facts, Map & Data


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American Falls, Idaho - Basic Facts

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The City of American Falls had a population of 4,518 as of July 1, 2017. American Falls ranks in the upper quartile for Population Density and 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 American Falls is located at latitude 42.7826 and longitude -112.8542 in Power County. The formal boundaries for the City of American Falls (see map below) encompass a land area of 1.69 sq. miles and a water area of 0 sq. miles. Power County is in the Mountain time zone (GMT -7). The elevation is 4,406 feet.

The City of American Falls (GNIS ID: 2409696) 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 American Falls is located within American Falls Division of Power County.

Beneath the boundary map are tables with American Falls 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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City of American Falls, ID Boundary Map

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Boundary Maps: American Falls Division | Power County | Idaho Counties

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


Total Population 4,518
Daytime Population: Workers 1,215
Daytime Population: Residents 2,808
Total Daytime Population (TDP) 4,023
Ratio TDP/Total Population1 0.89
Population in Households 4,479
Population in Familes 3,900
Population in Group Qrtrs 39
Population Density2 2,680
Diversity Index3 78


Median Household Income $39,242
Average Household Income $52,659
Per Capita Income $17,229


Total Housing Units 1,612 (100%)
Owner Occupied HU 1,025 (63.6%)
Renter Occupied HU 452 (28.0%)
Vacant Housing Units 135 ( 8.4%)
Median Home Value $132,772
Average Home Value $124,561


Total Households 1,477
Average Household Size 3.03
Family Households 1,102
Average Family Size 4
  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 0.19% -0.07%
Households 0.03% -0.16%
Families -0.03% -0.24%
Median Household Income   -0.07%
Per Capita Income   1.01%

American Falls, ID - Peer Comparisons by Rank and Percentile

The table below compares American Falls 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 # 34 85th
Population Density # 13 95th
Diversity Index # 4 99th
Median Household Income # 155 32nd
Per Capita Income # 198 13th

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

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