Shell Knob, MO Profile: Facts & Data


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Shell Knob, Missouri - Basic Facts

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The Shell Knob CDP(1) had a population of 1,481 as of July 1, 2021. Shell Knob ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.

The primary coordinate point for Shell Knob is located at latitude 36.6323 and longitude -93.6344 in Barry County. The formal boundaries for the Shell Knob Census Designated Place encompass a land area of 8.19 sq. miles and a water area of 2.64 sq. miles. Barry County is in the Central time zone (GMT -6). The elevation is 1,148 feet.

While the primary coordinates for Shell Knob Census Designated Place are located in Barry County, it should be noted that the formal boundaries for this community also extend into and Stone County.

The Shell Knob Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Shell Knob Census Designated Place is located within Township of Shell Knob, a minor civil division (MCD) of Barry County.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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

Shell Knob, MO Data & Demographics (As of July 1, 2021)


Total Population 1,481 (100%)
Population in Households 1,480 (99.9%)
Population in Families 1,173 (79.2%)
Population in Group Quarters1 1 ( 0.1%)
Population Density 181
Diversity Index2 11


Median Household Income $41,402
Average Household Income $59,092
% of Income for Mortgage4 23%
Per Capita Income $29,518
Wealth Index5 77


Total HU (Housing Units) 1,322 (100%)
Owner Occupied HU 641 (48.5%)
Renter Occupied HU 78 ( 5.9%)
Vacant Housing Units 603 (45.6%)
Median Home Value $223,701
Average Home Value $304,173
Housing Affordability Index3 116


Total Households 719
Average Household Size 2.06
Family Households 481
Average Family Size 2
  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 0.64% 0.67%
Households 0.75% 0.71%
Families 0.63% 0.62%
Median Household Income   0.72%
Per Capita Income   1.84%
Owner Occupied HU   0.8%

Shell Knob, MO - Peer Comparisons by Rank and Percentile

The table below compares Shell Knob to the other 1,032 incorporated cities, towns and CDPs in Missouri 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 # 308 70th
Population Density # 937 9th
Median Household Income # 769 26th
Housing Affordability Index # 250 24th
Per Capita Income # 319 69th
Diversity Index # 714 31st

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

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