Iliff, CO Profile: Facts, Map & Data


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Iliff, Colorado - Basic Facts

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The Town of Iliff had a population of 274 as of July 1, 2017. Iliff ranks in the lower quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Colorado. See peer rankings below.

The primary coordinate point for Iliff is located at latitude 40.7583 and longitude -103.0661 in Logan County. The formal boundaries for the Town of Iliff (see map below) encompass a land area of 0.25 sq. miles and a water area of 0 sq. miles. Logan County is in the Mountain time zone (GMT -7). The elevation is 3,839 feet.

The Town of Iliff (GNIS ID: 2412788) 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.

Colorado is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Town of Iliff is located within Sterling Division of Logan County.

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

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Town of Iliff, CO Boundary Map

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Boundary Maps: Sterling Division | Logan County | Colorado Counties

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Iliff, CO Data & Demographics (As of July 1, 2017)


Total Population 274
Daytime Population: Workers 33
Daytime Population: Residents 128
Total Daytime Population (TDP) 161
Ratio TDP/Total Population1 0.59
Population in Households 274
Population in Familes 237
Population in Group Qrtrs 0
Population Density2 1,086
Diversity Index3 23


Median Household Income $51,938
Average Household Income $68,420
Per Capita Income $26,878


Total Housing Units 130 (100%)
Owner Occupied HU 81 (62.3%)
Renter Occupied HU 28 (21.5%)
Vacant Housing Units 21 (16.2%)
Median Home Value $148,214
Average Home Value $218,354


Total Households 109
Average Household Size 2.51
Family Households 80
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 0.41% 0.29%
Households 0.39% 0.18%
Families -0.17% 0.25%
Median Household Income   4.12%
Per Capita Income   3.24%

Iliff, CO - Peer Comparisons by Rank and Percentile

The table below compares Iliff to the other 458 incorporated cities, towns and CDPs in Colorado 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 # 327 29th
Population Density # 175 62nd
Diversity Index # 348 24th
Median Household Income # 253 45th
Per Capita Income # 282 39th

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

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