Clark County vs. Knox County
Home > Facts > United States > County Comparisons
Choose...
Alameda - CA
Allegheny - PA
Baltimore - MD
Bergen - NJ
Bernalillo - NM
Bexar - TX
Bronx - NY
Broward - FL
Clark - NV
Cobb - GA
Collin - TX
Contra Costa - CA
Cook - IL
Cuyahoga - OH
Dallas - TX
Davidson - TN
DeKalb - GA
Denton - TX
Denver - CO
District of Columbia - DC
DuPage - IL
Duval - FL
El Paso - CO
El Paso - TX
Erie - NY
Essex - MA
Essex - NJ
Fairfax - VA
Fairfield - CT
Fort Bend - TX
Franklin - OH
Fresno - CA
Fulton - GA
Gwinnett - GA
Hamilton - OH
Harris - TX
Hartford - CT
Hennepin - MN
Hidalgo - TX
Hillsborough - FL
Honolulu - HI
Hudson - NJ
Jackson - MO
Jefferson - AL
Jefferson - KY
Kern - CA
King - WA
Kings - NY
Lake - IL
Lee - FL
Los Angeles - CA
Macomb - MI
Maricopa - AZ
Marion - IN
Mecklenburg - NC
Miami-Dade - FL
Middlesex - MA
Middlesex - NJ
Milwaukee - WI
Monroe - NY
Montgomery - MD
Montgomery - PA
Multnomah - OR
Nassau - NY
New Haven - CT
New York - NY
Norfolk - MA
Oakland - MI
Oklahoma - OK
Orange - CA
Orange - FL
Palm Beach - FL
Philadelphia - PA
Pierce - WA
Pima - AZ
Pinellas - FL
Prince George's - MD
Queens - NY
Riverside - CA
Sacramento - CA
Salt Lake - UT
San Bernardino - CA
San Diego - CA
San Francisco - CA
San Joaquin - CA
San Mateo - CA
Santa Clara - CA
Shelby - TN
Snohomish - WA
St. Louis - MO
Suffolk - MA
Suffolk - NY
Tarrant - TX
Travis - TX
Ventura - CA
Wake - NC
Wayne - MI
Westchester - NY
Will - IL
Worcester - MA
Choose...
Alameda - CA
Allegheny - PA
Baltimore - MD
Bergen - NJ
Bernalillo - NM
Bexar - TX
Bronx - NY
Broward - FL
Clark - NV
Cobb - GA
Collin - TX
Contra Costa - CA
Cook - IL
Cuyahoga - OH
Dallas - TX
Davidson - TN
DeKalb - GA
Denton - TX
Denver - CO
District of Columbia - DC
DuPage - IL
Duval - FL
El Paso - CO
El Paso - TX
Erie - NY
Essex - MA
Essex - NJ
Fairfax - VA
Fairfield - CT
Fort Bend - TX
Franklin - OH
Fresno - CA
Fulton - GA
Gwinnett - GA
Hamilton - OH
Harris - TX
Hartford - CT
Hennepin - MN
Hidalgo - TX
Hillsborough - FL
Honolulu - HI
Hudson - NJ
Jackson - MO
Jefferson - AL
Jefferson - KY
Kern - CA
King - WA
Kings - NY
Lake - IL
Lee - FL
Los Angeles - CA
Macomb - MI
Maricopa - AZ
Marion - IN
Mecklenburg - NC
Miami-Dade - FL
Middlesex - MA
Middlesex - NJ
Milwaukee - WI
Monroe - NY
Montgomery - MD
Montgomery - PA
Multnomah - OR
Nassau - NY
New Haven - CT
New York - NY
Norfolk - MA
Oakland - MI
Oklahoma - OK
Orange - CA
Orange - FL
Palm Beach - FL
Philadelphia - PA
Pierce - WA
Pima - AZ
Pinellas - FL
Prince George's - MD
Queens - NY
Riverside - CA
Sacramento - CA
Salt Lake - UT
San Bernardino - CA
San Diego - CA
San Francisco - CA
San Joaquin - CA
San Mateo - CA
Santa Clara - CA
Shelby - TN
Snohomish - WA
St. Louis - MO
Suffolk - MA
Suffolk - NY
Tarrant - TX
Travis - TX
Ventura - CA
Wake - NC
Wayne - MI
Westchester - NY
Will - IL
Worcester - MA
Clark County (MO) Knox County (MO)
Population estimates, July 1, 2019, (V2019) 6,842 3,947
Population, percent change - April 1, 2010 (estimates base) to July 1, 2019, (V2019) -4.0% -4.5%
Population estimates base, April 1, 2010, (V2019) 7,129 4,131
Population, Census, April 1, 2010 7,139 4,131
Persons under 5 years, percent 6.1% 5.9%
Persons under 18 years, percent 22.9% 23.2%
Persons 65 years and over, percent 20.8% 22.1%
Female persons, percent 48.9% 50.0%
White alone, percent 97.5% 97.3%
Black or African American alone, percent 0.4% 0.5%
American Indian and Alaska Native alone, percent 0.2% 0.4%
Asian alone, percent 0.5% 0.4%
Two or More Races, percent 1.4% 1.4%
Hispanic or Latino, percent 1.0% 1.1%
White alone, not Hispanic or Latino, percent 96.7% 96.3%
Veterans, 2014-2018 503 321
Foreign born persons, percent, 2014-2018 0.6% 0.8%
Housing units, July 1, 2018, (V2018) 3,499 2,273
Owner-occupied housing unit rate, 2014-2018 73.4% 80.0%
Median value of owner-occupied housing units, 2014-2018 $88,100 $71,900
Median selected monthly owner costs -with a mortgage, 2014-2018 $949 $895
Median selected monthly owner costs -without a mortgage, 2014-2018 $348 $385
Median gross rent, 2014-2018 $613 $492
Housing units in multi-unit structures, percent, 2009-2013 6.9% 4.8%
Building permits, 2018 5 2
Households, 2014-2018 2,942 1,533
Persons per household, 2014-2018 2.28 2.52
Living in same house 1 year ago, percent of persons age 1 year+, 2014-2018 90.2% 88.1%
Language other than English spoken at home, percent of persons age 5 years+, 2014-2018 6.1% 4.0%
Households with a computer, percent, 2014-2018 78.0% 78.0%
Households with a broadband Internet subscription, percent, 2014-2018 67.2% 60.3%
High school graduate or higher, percent of persons age 25 years+, 2014-2018 85.1% 88.0%
Bachelor's degree or higher, percent of persons age 25 years+, 2014-2018 13.5% 15.8%
With a disability, under age 65 years, percent, 2014-2018 8.6% 15.2%
Persons without health insurance, under age 65 years, percent 13.8% 17.5%
In civilian labor force, total, percent of population age 16 years+, 2014-2018 62.8% 53.8%
In civilian labor force, female, percent of population age 16 years+, 2014-2018 57.1% 44.8%
Total health care and social assistance receipts/revenue, 2012 ($1,000) 3,954 2,290
Total merchant wholesaler sales, 2012 ($1,000) 88,936 61,219
Total retail sales, 2012 ($1,000) 117,169 38,065
Total retail sales per capita, 2012 $16,813 $9,325
Mean travel time to work (minutes), workers age 16 years+, 2014-2018 26.0 23.2
Median household income (in 2018 dollars), 2014-2018 $47,955 $40,383
Per capita income in past 12 months (in 2018 dollars), 2014-2018 $28,537 $22,020
Persons in poverty, percent 14.9% 16.6%
Total employer establishments, 2017 144 95
Total employment, 2017 997 744
Total annual payroll, 2017 ($1,000) 24,608 21,871
Total employment, percent change, 2016-2017 5.7% 4.9%
Total nonemployer establishments, 2017 435 395
All firms, 2012 562 478
Men-owned firms, 2012 459 364
Women-owned firms, 2012 79 91
Nonminority-owned firms, 2012 545 460
Nonveteran-owned firms, 2012 457 393
Black-owned firms, percent, 2007 0.0% 0.0%
American Indian- and Alaska Native-owned firms, percent, 2007 0.0% 0.0%
Asian-owned firms, percent, 2007 0.0% 0.0%
Native Hawaiian- and Other Pacific Islander-owned firms, percent, 2007 0.0% 0.0%
Hispanic-owned firms, percent, 2007 0.0% 0.0%
Women-owned firms, percent, 2007 24.8% 0.0%
Population per square mile, 2010 14.1 8.2
Land area in square miles, 2010 504.69 504.01
Source: United States Census Bureau
About this page: Side-by-side comparison between Clark county (MO) and Knox county (MO) using the main population, demographic, and social indicators from the United States Census Bureau.