Statistics for Most Populous Counties by State

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State	Population (2010 Census)	Answer	% Correct
California	9,818,605	Los Angeles	93%
Washington	1,931,249	King	87%
Illinois	5,194,675	Cook	85%
Arizona	3,817,117	Maricopa	80%
Nevada	1,951,269	Clark	78%
Hawaii	953,207	Honolulu	78%
New York	2,504,700	Kings	77%
Florida	2,496,435	Miami-Dade	77%
Michigan	1,820,584	Wayne	75%
Alaska	291,826	Anchorage	74%
Pennsylvania	1,526,006	Philadelphia	74%
Texas	4,092,459	Harris	72%
Georgia	920,581	Fulton	71%
Alabama	658,466	Jefferson	69%
Kentucky	741,096	Jefferson	69%
Wisconsin	947,735	Milwaukee	69%
Utah	1,029,655	Salt Lake	69%
Missouri	998,954	St. Louis	69%
Minnesota	1,152,425	Hennepin	66%
Rhode Island	626,667	Providence	65%
Ohio	1,280,122	Cuyahoga	63%
Oklahoma	718,633	Oklahoma	62%
Maryland	971,777	Montgomery	61%
Idaho	392,365	Ada	57%
Virginia	1,081,726	Fairfax	57%
North Carolina	919,628	Mecklenburg	57%
Delaware	538,479	New Castle	55%
Oregon	735,334	Multnomah	53%
Indiana	903,393	Marion	52%
Wyoming	94,483	Laramie	51%
Iowa	430,640	Polk	51%
Tennessee	927,644	Shelby	50%
Massachusetts	1,503,085	Middlesex	49%
New Jersey	905,116	Bergen	47%
Nebraska	463,585	Douglas	46%
Connecticut	916,829	Fairfield	45%
Arkansas	382,748	Pulaski	45%
New Mexico	662,564	Bernalillo	43%
Kansas	559,913	Johnson	43%
Colorado	622,263	El Paso	40%
South Carolina	451,225	Greenville	36%
Mississippi	245,285	Hinds	36%
Vermont	156,545	Chittenden	35%
Maine	281,674	Cumberland	35%
New Hampshire	400,721	Hillsborough	35%
Louisiana	440,171	East Baton Rouge	34%
West Virginia	193,063	Kanawha	34%
North Dakota	149,778	Cass	32%
Montana	144,797	Yellowstone	32%
South Dakota	169,468	Minnehaha	29%