Decker, IN Profile: Facts & Data


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Decker, Indiana - Basic Facts

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The Town of Decker had a population of 284 as of July 1, 2021.

The primary coordinate point for Decker is located at latitude 38.5189 and longitude -87.5231 in Knox County. The formal boundaries for the Town of Decker encompass a land area of 0.18 sq. miles and a water area of 0 sq. miles. Knox County is in the Eastern time zone (GMT -5). The elevation is 463 feet.

The Town of Decker 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 Town of Decker is located within Township of Johnson, a minor civil division (MCD) of Knox County.

Alternate Unofficial Names for Decker: Decker Town, Deckertown.

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

Decker, IN Data & Demographics (As of July 1, 2021)


Total Population 284 (100%)
Population in Households 284 (100.0%)
Population in Families 246 (86.6%)
Population in Group Quarters1 0
Population Density 1,573
Diversity Index2 12


Median Household Income $75,000
Average Household Income $113,512
% of Income for Mortgage4 8%
Per Capita Income $43,184
Wealth Index5 146


Total HU (Housing Units) 126 (100%)
Owner Occupied HU 79 (62.7%)
Renter Occupied HU 27 (21.4%)
Vacant Housing Units 20 (15.9%)
Median Home Value $147,619
Average Home Value $158,333
Housing Affordability Index3 322


Total Households 106
Average Household Size 2.68
Family Households 79
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 1.18% 0.28%
Households 1.27% 0.56%
Families 1.34% 0.25%
Median Household Income   2.8%
Per Capita Income   2.1%
Owner Occupied HU   0.5%

Decker, IN - Peer Comparisons by Rank and Percentile

The table below compares Decker to the other 679 incorporated cities, towns and CDPs in Indiana 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 # 557 18th
Population Density # 240 65th
Median Household Income # 97 86th
Housing Affordability Index # 577 85th
Per Capita Income # 27 96th
Diversity Index # 339 50th

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

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