US Counties With Over 500 Thousand People - Sudden Death

Which of these 200 counties have over 500 thousand people? One mistake and you are out. Population source:https://worldpopulationreview.com/us-counties . Data as of early 2025.
All of these are real counties.
County equivelants, such as "Planning Regions" in CT and "Parishes" In Louisiana count as counties for this quiz.
DC does not count as a county for this quiz.
Quiz by
Geographery
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Last updated: July 21, 2025
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First submittedMarch 16, 2025
Times taken122
Average score7.5%
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Multnomah County, OR
Fresno County, CA
Adams County, CO
Harris County, TX
Lee County, FL
Bexar County, TX
Davis County, UT
Utah County, UT
Stanislaus County, CA
Washoe County, NV
Alameda County, CA
Suffolk County, MA
San Joaquin County, CA
Palm Beach County, FL
Volusia County, FL
Loudoun County, VA
Collin County, TX
Pinellas County, FL
Summit County, OH
Cobb County, GA
Queens County, NY
Dallas County, TX
Manatee County, FL
Baltimore County, MD
Riverside County, CA
Collier County, FL
Seminole County, FL
San Francisco County, CA
DeKalb County, GA
St. Louis County, MO
Tulare County, CA
Ramsey County, MN
Will County, IL
Sacramento County, CA
Pima County, AZ
Norfolk County, MA
Berks County, PA
Prince William County, VA
Richmond County, NY
Washington County, OR
Dane County, WI
Johnson County, KS
Essex County, NJ
Solano County, CA
St. Charles County, MO
Mercer County, NJ
Suffolk County, NY
Snohomish County, WA
Jefferson County, KY
Jackson County, MO
Morris County, NJ
Genesee County, MI
Montgomery County, MD
Waukesha County, WI
Philadelphia County, PA
Polk County, FL
Hampden County, MA
Pulaski County, AR
Nassau County, NY
Broward County, FL
Contra Costa County, CA
Montgomery County, TX
Brevard County, FL
Mecklenburg County, NC
King County, WA
Honolulu County, HI
Hillsborough County, NH
Pasco County, FL
Richland County, SC
Bristol County, MA
Plymouth County, MA
Anne Arundel County, MD
Arapahoe County, CO
Monroe County, NY
Lake County, IN
Bernalillo County, NM
Los Angeles County, CA
Bucks County, PA
Knox County, TN
Wake County, NC
Onondaga County, NY
Essex County, MA
Orange County, CA
Lehigh County, PA
Erie County, NY
Polk County, IA
Kings County, NY
Kern County, CA
Bronx County, NY
Fairfax County, VA
Denver County, CO
Union County, NJ
Westchester County, NY
Cameron County, TX
Gwinnett County, GA
Jefferson Parish (county), LA
DuPage County, IL
Chesterfield County, VA
Marion County, IN
Bergen County, NJ
Kent County, MI
Lake County, FL
Prince George's County, MD
Placer County, CA
Montgomery County, PA
Tulsa County, Oklahoma
Passaic County, NJ
Pierce County, WA
Butler County, OH
Miami-Dade County, FL
Hamilton County, TN
Duval County, FL
Sarasota County, FL
Madison County, AL
San Mateo County, CA
Marion County, FL
Allen County, IN
York County, PA
Hamilton County, OH
Santa Barbara County, CA
Clark County, NV
Ventura County, CA
Baltimore City (county), MD
Naugatuck Valley Planning Region, CT
Mobile County, AL
Monmouth County, NJ
Fulton County, GA
Oakland County, MI
Worcester County, MA
Spokane County, WA
Douglas County, NE
Cuyahoga County, OH
Macomb County, MI
Charleston County, SC
Dakota County, MN
Middlesex County, MA
Hudson County, NJ
Sedgwick County, KS
Oklahoma County, OK
Tarrant County, TX
Providence County, RI
Pinal County, AZ
Williamson County, TX
Lucas County, OH
Delaware County, PA
Camden County, NJ
Hamilton County, IN
Orange County, FL
Hennepin County, MN
East Baton Rouge Parish (county), LA
Ada County, ID
Cook County, IL
Orange County, NY
New York County, NY
Osceola County, FL
Bell County, TX
El Paso County, CO
Montgomery County, OH
Salt Lake County, UT
Clark County, WA
Hidalgo County, TX
Shelby County, TN
Middlesex County, NJ
Burlington County, NJ
Travis County, TX
Jefferson County, AL
Virginia Beach city (county), VA
Douglas County, CO
Wayne County, MI
Western CT Planning Region, CT
New Castle County, DE
Kane County, IL
Rutherford County, TN
Fort Bend County, TX
Sonoma County, CA
Jefferson County, CO
Lancaster County, PA
Greenville County, SC
Capitol Planning Region, CT
San Diego County, CA
Clackamas County, OR
Allegheny County, PA
Hillsborough County, FL
St. Lucie County, FL
Ocean County, NJ
Monterey County, CA
Forsyth County, NC
El Paso County, TX
Horry County, SC
Brazoria County, TX
Maricopa County, AZ
Denton County, TX
Lake County, IL
Davidson County, TN
Santa Clara County, CA
South Central CT Planning Region, CT
Chester County, PA
Milwaukee County, WI
Franklin County, OH
Guilford County, NC
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