Steamboat Rock, IA Profile: Facts & Data


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Steamboat Rock, Iowa - Basic Facts

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The City of Steamboat Rock had a population of 287 as of July 1, 2021. Steamboat Rock ranks in the upper quartile for 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 Steamboat Rock is located at latitude 42.4094 and longitude -93.0658 in Hardin County. The formal boundaries for the City of Steamboat Rock encompass a land area of 0.55 sq. miles and a water area of 0 sq. miles. Hardin County is in the Central time zone (GMT -6). The elevation is 1,014 feet.

The City of Steamboat Rock 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 Steamboat Rock is located within Township of Clay, a minor civil division (MCD) of Hardin County.

Alternate Unofficial Names for Steamboat Rock: Lithopolis.

Jump to... (On This Page!)
  1. Steamboat Rock 2021 Demographic Data
  2. Growth Rates for Steamboat Rock (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

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


Total Population 287 (100%)
Population in Households 287 (100.0%)
Population in Families 228 (79.4%)
Population in Group Quarters1 0
Population Density 530
Diversity Index2 20


Median Household Income $62,884
Average Household Income $67,360
% of Income for Mortgage4 10%
Per Capita Income $30,121
Wealth Index5 58


Total HU (Housing Units) 159 (100%)
Owner Occupied HU 115 (72.3%)
Renter Occupied HU 22 (13.8%)
Vacant Housing Units 22 (13.8%)
Median Home Value $150,000
Average Home Value $160,746
Housing Affordability Index3 243


Total Households 137
Average Household Size 2.09
Family Households 88
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 -0.68% -0.56%
Households -0.56% -0.44%
Families 0.74% -0.69%
Median Household Income   3.74%
Per Capita Income   2.34%
Owner Occupied HU   -0.35%

Steamboat Rock, IA - Peer Comparisons by Rank and Percentile

The table below compares Steamboat Rock 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 # 605 40th
Population Density # 613 39th
Median Household Income # 410 59th
Housing Affordability Index # 608 60th
Per Capita Income # 559 45th
Diversity Index # 215 79th

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

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