Caldwell, ID Profile: Facts, Map & Data


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Caldwell, Idaho - Basic Facts

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The City of Caldwell is the 6th largest city in Idaho with a population of 53,942 as of July 1, 2017. Caldwell 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 Caldwell is located at latitude 43.6459 and longitude -116.6593 in Canyon County. The formal boundaries for the City of Caldwell (see map below) encompass a land area of 22.15 sq. miles and a water area of 0.05 sq. miles. Canyon County is in the Mountain time zone (GMT -7). The elevation is 2,375 feet.

The City of Caldwell (GNIS ID: 2409956) 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 Caldwell is located within Caldwell Division of Canyon County.

Beneath the boundary map are tables with Caldwell 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 Caldwell: Hamburg Siding.

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City of Caldwell, ID Boundary Map

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Boundary Maps: Caldwell Division | Canyon County | Idaho Counties

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


Total Population 53,942
Daytime Population: Workers 16,392
Daytime Population: Residents 31,465
Total Daytime Population (TDP) 47,857
Ratio TDP/Total Population1 0.89
Population in Households 52,356
Population in Familes 43,989
Population in Group Qrtrs 1,586
Population Density2 2,435
Diversity Index3 68


Median Household Income $37,342
Average Household Income $49,207
Per Capita Income $16,486


Total Housing Units 18,645 (100%)
Owner Occupied HU 10,905 (58.5%)
Renter Occupied HU 6,232 (33.4%)
Vacant Housing Units 1,508 ( 8.1%)
Median Home Value $126,189
Average Home Value $142,470


Total Households 17,137
Average Household Size 3.06
Family Households 12,320
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 2.13% 2.0%
Households 1.94% 1.9%
Families 1.85% 1.85%
Median Household Income   0.17%
Per Capita Income   1.62%

Caldwell, ID - Peer Comparisons by Rank and Percentile

The table below compares Caldwell 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 # 6 98th
Population Density # 19 92nd
Diversity Index # 19 92nd
Median Household Income # 170 26th
Per Capita Income # 209 8th

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

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