Centralia, IA Profile: Facts & Data


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Centralia, Iowa - Basic Facts

The City of Centralia had a population of 141 as of July 1, 2018. Centralia ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Centralia is located at latitude 42.4724 and longitude -90.8366 in Dubuque County. The formal boundaries for the City of Centralia (see map below) encompass a land area of 0.56 sq. miles and a water area of 0 sq. miles. Dubuque County is in the Central time zone (GMT -6). The elevation is 1,135 feet.

The City of Centralia (GNIS ID: 2393788) 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 Centralia is located within Township of Center, a minor civil division (MCD) of Dubuque County.

Beneath the boundary map are tables with Centralia population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

Alternate Unofficial Names for Centralia: Dacotah, Dakotah.

Jump to... (On This Page!)
  1. Centralia 2018 Demographic Data
  2. Growth Rates for Centralia (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 - 2018 Demographics

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Centralia, IA Data & Demographics (As of July 1, 2018)


Total Population 141
Population in Households 141
Population in Familes 129
Population in Group Qrtrs 0
Population Density2 250
Diversity Index3 8


Median Household Income $87,507
Average Household Income $94,455
Per Capita Income $32,105


Total Housing Units 55 (100%)
Owner Occupied HU 50 (90.9%)
Renter Occupied HU 5 ( 9.1%)
Vacant Housing Units 0
Median Home Value $245,000
Average Home Value $257,143


Total Households 55
Average Household Size 2.56
Family Households 46
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  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.


2010-2018 2018-2023
Population 0.62% 1.38%
Households 0.68% 1.41%
Families 2.02% 1.27%
Median Household Income   0.55%
Per Capita Income   1.36%

Centralia, IA - Peer Comparisons by Rank and Percentile

The table below compares Centralia to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2018 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 # 797 21st
Population Density # 829 18th
Diversity Index # 630 37th
Median Household Income # 21 98th
Per Capita Income # 272 73rd

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

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Iowa Census Data Comparison Tool

Compare Iowa July 1, 2018 Data
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