Terril, IA Profile: Facts & Data


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Terril, Iowa - Basic Facts

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The City of Terril had a population of 415 as of July 1, 2021.

The primary coordinate point for Terril is located at latitude 43.3058 and longitude -94.9717 in Dickinson County. The formal boundaries for the City of Terril encompass a land area of 0.55 sq. miles and a water area of 0 sq. miles. Dickinson County is in the Central time zone (GMT -6). The elevation is 1,434 feet.

The City of Terril 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.

The City of Terril is located within Township of Lloyd, a minor civil division (MCD) of Dickinson County.

Alternate Unofficial Names for Terril: Trilby.

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  1. Terril 2021 Demographic Data
  2. Growth Rates for Terril (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Iowa Research Tools (Easy Tools & Current Data)
  3. Iowa Data Comparison Tool - 2021 Demographics

Terril, IA Data & Demographics (As of July 1, 2021)


Total Population 415 (100%)
Population in Households 415 (100.0%)
Population in Families 355 (85.5%)
Population in Group Quarters1 0
Population Density 765
Diversity Index2 17


Median Household Income $70,984
Average Household Income $120,480
% of Income for Mortgage4 14%
Per Capita Income $49,534
Wealth Index5 183


Total HU (Housing Units) 214 (100%)
Owner Occupied HU 157 (73.4%)
Renter Occupied HU 29 (13.6%)
Vacant Housing Units 28 (13.1%)
Median Home Value $236,250
Average Home Value $243,711
Housing Affordability Index3 181


Total Households 186
Average Household Size 2.23
Family Households 141
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 1.1% 0.99%
Households 1.13% 0.95%
Families 2.57% 0.84%
Median Household Income   2.04%
Per Capita Income   1.74%
Owner Occupied HU   1.12%

Terril, IA - Peer Comparisons by Rank and Percentile

The table below compares Terril to the other 1,008 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2021 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 # 513 49th
Population Density # 439 57th
Median Household Income # 248 75th
Housing Affordability Index # 319 32nd
Per Capita Income # 17 98th
Diversity Index # 270 73rd

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

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