Osterdock, IA Profile: Facts, Map & Data


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Osterdock, Iowa - Basic Facts

The City of Osterdock had a population of 57 as of July 1, 2017. Osterdock ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Osterdock is located at latitude 42.7314 and longitude -91.1578 in Clayton County. The formal boundaries for the City of Osterdock (see map below) encompass a land area of 0.46 sq. miles and a water area of 0 sq. miles. Clayton County is in the Central time zone (GMT -6). The elevation is 640 feet.

The City of Osterdock (GNIS ID: 2396100) 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 Osterdock is located within Township of Mallory, a minor civil division (MCD) of Clayton County.

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

Neighborhood Data

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City of Osterdock, IA Boundary Map

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Boundary Maps: Township of Mallory | Clayton County | Iowa Counties

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Osterdock, IA Data & Demographics (As of July 1, 2017)


Total Population 57
Daytime Population: Workers 3
Daytime Population: Residents 28
Total Daytime Population (TDP) 31
Ratio TDP/Total Population1 0.54
Population in Households 57
Population in Familes 50
Population in Group Qrtrs 0
Population Density2 124
Diversity Index3 0


Median Household Income $52,611
Average Household Income $65,030
Per Capita Income $20,977


Total Housing Units 23 (100%)
Owner Occupied HU 18 (78.3%)
Renter Occupied HU 3 (13.0%)
Vacant Housing Units 1 ( 4.3%)
Median Home Value $193,750
Average Home Value $226,471


Total Households 22
Average Household Size 2.59
Family Households 16
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 -0.47% -0.71%
Households -0.61% -0.93%
Families 0.0% 0.0%
Median Household Income   1.8%
Per Capita Income   2.96%

Osterdock, IA - Peer Comparisons by Rank and Percentile

The table below compares Osterdock to the other 1,009 incorporated cities, towns and CDPs in Iowa 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 # 947 6th
Population Density # 940 7th
Diversity Index # 1004 1st
Median Household Income # 576 43rd
Per Capita Income # 975 3rd

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

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