Ancestry

Top counties by population: American

Counties and county equivalents with the largest allocated community estimates.

How to read this list: These are population-weighted ZIP allocation estimates; decimal values are expected. Rankings are among counties and county equivalents published for this community.
Top 100
Standard competition ranking; ties share a rank.
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RankPlaceEstimated communityLocal representationEligible universe
#1Los Angeles County, 06 308,732.83.1465% #1 of 3,140
#2Maricopa County, 04 188,323.04.1962% #2 of 3,140
#3Harris County, 48 152,596.83.1873% #3 of 3,140
#4Orange County, 06 141,807.24.5459% #4 of 3,140
#5Miami-Dade County, 12 126,538.84.6402% #5 of 3,140
#6Orange County, 12 125,814.38.5856% #6 of 3,140
#7Broward County, 12 117,4765.9417% #7 of 3,140
#8Cook County, 17 116,317.02.2480% #8 of 3,140
#9Kings County, 36 107,254.44.0757% #9 of 3,140
#10Dallas County, 48 97,226.43.7019% #10 of 3,140
#11Palm Beach County, 12 93,530.76.1645% #11 of 3,140
#12Tarrant County, 48 88,946.44.2519% #12 of 3,140
#13Hillsborough, 12 87,161.15.6666% #13 of 3,140
#14Pasco County, 12 87,038.114.2136% #14 of 3,140
#15St. Lucie County, 12 84,555.822.7619% #15 of 3,140
#16Pinellas County, 12 84,307.68.7484% #16 of 3,140
#17San Diego County, 06 82,626.02.4861% #17 of 3,140
#18Polk County, 12 81,831.310.7063% #18 of 3,140
#19Wayne County, 26 80,252.24.6151% #19 of 3,140
#20Lee County, 12 76,593.29.7020% #20 of 3,140
#21New York County, 36 73,424.54.5267% #21 of 3,140
#22Bexar County, 48 73,235.43.5818% #22 of 3,140
#23Collin County, 48 72,883.16.2700% #23 of 3,140
#24Jefferson County, 01 70,383.310.5532% #24 of 3,140
#25Duval County, 12 70,214.66.9135% #25 of 3,140
#26Lake County, 12 66,996.315.3792% #26 of 3,140
#27Clark County, 32 66,918.32.8734% #27 of 3,140
#28Riverside County, 06 66,469.82.6642% #28 of 3,140
#29Queens County, 36 65,722.82.8432% #29 of 3,140
#30Wake County, 37 65,140.55.9410% #30 of 3,140
#31Knox County, 47 63,799.013.0430% #31 of 3,140
#32Suffolk County, 36 57,306.03.9215% #32 of 3,140
#33King County, 53 56,490.02.4771% #33 of 3,140
#34San Bernardino County, 06 56,436.42.6069% #34 of 3,140
#35Mecklenburg County, 37 54,490.54.7208% #35 of 3,140
#36Seminole County, 12 54,145.511.2923% #36 of 3,140
#37St. Louis County, 29 53,704.55.4187% #37 of 3,140
#38Nassau County, 36 51,455.23.7294% #38 of 3,140
#39Montgomery County, 01 50,967.622.3538% #39 of 3,140
#40Fulton County, 13 50,650.24.7472% #40 of 3,140
#41Franklin County, 39 50,141.53.8944% #41 of 3,140
#42Middlesex County, 25 49,987.13.0561% #42 of 3,140
#43Ocean County, 34 48,423.97.5563% #43 of 3,140
#44Bronx County, 36 47,766.33.3596% #44 of 3,140
#45Oakland County, 26 47,334.73.7385% #45 of 3,140
#46Westchester County, 36 46,707.44.6736% #46 of 3,140
#47Sarasota County, 12 46,177.99.9706% #47 of 3,140
#48Baldwin County, 01 45,875.918.4622% #48 of 3,140
#49Madison County, 01 44,743.811.1174% #49 of 3,140
#50Brevard County, 12 44,048.46.9654% #50 of 3,140
#51Jefferson County, 21 43,940.65.7160% #51 of 3,140
#52Shelby County, 47 43,076.44.7947% #52 of 3,140
#53Marion County, 18 42,650.74.4177% #53 of 3,140
#54Travis County, 48 42,483.03.0572% #54 of 3,140
#55Davidson County, 47 41,362.65.8153% #55 of 3,140
#56Smith County, 48 41,303.417.0723% #56 of 3,140
#57Oklahoma County, 40 41,187.05.1620% #57 of 3,140
#58Salt Lake County, 49 40,839.83.4319% #58 of 3,140
#59Denton County, 48 40,370.84.1572% #59 of 3,140
#60Fairfax County, 51 38,423.73.3236% #60 of 3,140
#61Sacramento County, 06 38,133.02.4050% #61 of 3,140
#62Johnson County, 48 37,667.117.8137% #62 of 3,140
#63Greenville County, 45 37,512.16.7982% #63 of 3,140
#64Gwinnett County, 13 37,213.54.0036% #64 of 3,140
#65Worcester County, 25 36,863.04.2369% #65 of 3,140
#66Charleston County, 45 36,807.38.7886% #66 of 3,140
#67Baltimore County, 24 36,161.34.1304% #67 of 3,140
#68Tulsa County, 40 36,025.55.5728% #68 of 3,140
#69Cuyahoga County, 39 35,779.42.8758% #69 of 3,140
#70Philadelphia County, 42 35,472.02.2525% #70 of 3,140
#71DeKalb County, 13 35,084.34.5043% #71 of 3,140
#72Pima County, 04 35,012.83.3470% #72 of 3,140
#73Trumbull County, 39 34,345.217.1322% #73 of 3,140
#74Guilford County, 37 34,204.06.3862% #74 of 3,140
#75Montgomery County, 48 34,162.55.1356% #75 of 3,140
#76Pierce County, 53 33,983.73.6467% #76 of 3,140
#77Mobile County, 01 33,834.78.2192% #77 of 3,140
#78Gaston County, 37 33,758.614.3074% #78 of 3,140
#79Virginia Beach County, 51 33,669.67.3781% #79 of 3,140
#80Allegheny County, 42 33,561.12.7048% #80 of 3,140
#81Montgomery County, 42 33,391.13.8586% #81 of 3,140
#82Hampden County, 25 33,339.07.1968% #82 of 3,140
#83Santa Clara County, 06 32,760.21.6710% #83 of 3,140
#84Cobb County, 13 32,246.64.2640% #84 of 3,140
#85Sumner County, 47 32,009.716.2954% #85 of 3,140
#86El Paso County, 08 31,835.64.3438% #86 of 3,140
#87Multnomah County, 41 31,802.13.8723% #87 of 3,140
#88Manatee County, 12 31,718.47.3376% #88 of 3,140
#89Fort Bend County, 48 31,334.93.5129% #89 of 3,140
#90Kern County, 06 31,217.13.5185% #90 of 3,140
#91Rutherford County, 47 30,970.68.5443% #91 of 3,140
#92Northampton County, 42 30,915.19.9447% #92 of 3,140
#93Monroe County, 36 30,731.64.0906% #93 of 3,140
#94Montgomery County, 24 30,380.42.8319% #94 of 3,140
#95Spokane County, 53 30,262.05.5078% #95 of 3,140
#96Bucks County, 42 30,153.14.5972% #96 of 3,140
#97Jackson County, 29 30,035.04.1717% #97 of 3,140
#98Horry County, 45 29,711.57.8557% #98 of 3,140
#99Washington County, 41 29,469.35.1618% #99 of 3,140
#100Hamilton County, 39 29,320.93.5365% #100 of 3,140

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