| 1. | Los Angeles County, CA (Los Angeles, East San Gabriel Valley, Long Beach) (pop. 9,519,338) | 860 |
| 2. | Cook County, IL (Chicago, Cicero, Arlington Heights) (pop. 5,376,741) | 630 |
| 3. | Allegheny County, PA (Pittsburgh, Penn Hills, Bethel Park) (pop. 1,281,666) | 414 |
| 4. | Philadelphia County, PA (Philadelphia) (pop. 1,517,550) | 319 |
| 5. | King County, WA (Seattle, East Seattle, Bellevue) (pop. 1,737,034) | 304 |
| 6. | Harris County, TX (Houston, Northwest Harris, Pasadena) (pop. 3,400,578) | 288 |
| 7. | Middlesex County, MA (Lowell, Cambridge, Newton) (pop. 1,465,396) | 269 |
| 8. | Maricopa County, AZ (Phoenix, Mesa, Glendale) (pop. 3,072,149) | 241 |
| 9. | Dallas County, TX (Dallas, Garland, Irving) (pop. 2,218,899) | 240 |
| 10. | Hennepin County, MN (Minneapolis, Bloomington, Brooklyn Park) (pop. 1,116,200) | 234 |
| 11. | Cuyahoga County, OH (Cleveland, Parma, Lakewood) (pop. 1,393,978) | 233 |
| 12. | Wayne County, MI (Detroit, Livonia, Dearborn) (pop. 2,061,162) | 231 |
| 13. | Franklin County, OH (Columbus, Westerville, Upper Arlington) (pop. 1,068,978) | 230 |
| 14. | Kings County, NY (Brooklyn) (pop. 2,465,326) | 226 |
| 15. | Montgomery County, PA (Norristown, Pottstown, King of Prussia) (pop. 750,097) | 221 |
| 16. | York County, PA (York, Hanover, Shiloh) (pop. 381,751) | 217 |
| 17. | Erie County, NY (Buffalo, Amherst, Cheektowaga) (pop. 950,265) | 212 |
| 18. | San Diego County, CA (San Diego, Chula Vista, Oceanside) (pop. 2,813,833) | 211 |
| 19. | Bergen County, NJ (Hackensack, Teaneck, Fort Lee) (pop. 884,118) | 210 |
| 20. | Queens County, NY (Queens) (pop. 2,229,379) | 207 |
| 21. | Orange County, CA (North Coast, Santa Ana, Anaheim) (pop. 2,846,289) | 202 |
| 22. | Westmoreland County, PA (Murrysville, Municipality of Murrysville, Greensburg) (pop. 369,993) | 194 |
| 23. | New York County, NY (New York, Manhattan) (pop. 1,537,195) | 193 |
| 24. | Lancaster County, PA (Lancaster, Ephrata, Elizabethtown) (pop. 470,658) | 192 |
| 25. | Hamilton County, OH (Cincinnati, Norwood, Forest Park) (pop. 845,303) | 188 |
| 26. | Mecklenburg County, NC (Charlotte, Huntersville, Matthews) (pop. 695,454) | 188 |
| 27. | Montgomery County, MD (Silver Spring, Wheaton-Glenmont, Germantown) (pop. 873,341) | 186 |
| 28. | Nassau County, NY (North Hempstead, Hempstead, Levittown) (pop. 1,334,544) | 184 |
| 29. | Hartford County, CT (Hartford, New Britain, West Hartford) (pop. 857,183) | 183 |
| 30. | Marion County, IN (Indianapolis, Lawrence, Beech Grove) (pop. 860,454) | 182 |
| 31. | Suffolk County, NY (Brentwood, West Babylon, Commack) (pop. 1,419,369) | 182 |
| 32. | Alameda County, CA (Oakland, Fremont, Hayward) (pop. 1,443,741) | 181 |
| 33. | District of Columbia, DC (Washington) (pop. 572,059) | 181 |
| 34. | Guilford County, NC (Greensboro, High Point, Summerfield) (pop. 421,048) | 178 |
| 35. | Berks County, PA (Reading, Wyomissing, Blandon) (pop. 373,638) | 177 |
| 36. | Westchester County, NY (Yonkers, Greenburgh, New Rochelle) (pop. 923,459) | 176 |
| 37. | Fairfield County, CT (Bridgeport, Stamford, Norwalk) (pop. 882,567) | 175 |
| 38. | Worcester County, MA (Worcester, Leominster, Fitchburg) (pop. 750,963) | 171 |
| 39. | Essex County, NJ (Newark, East Orange, Irvington) (pop. 793,633) | 171 |
| 40. | Delaware County, PA (Chester, Radnor Township, Drexel Hill) (pop. 550,864) | 169 |
| 41. | Baltimore County, MD (Dundalk, Towson, Catonsville) (pop. 754,292) | 167 |
| 42. | Baltimore city, MD (Baltimore) (pop. 651,154) | 167 |
| 43. | Oakland County, MI (Farmington Hills, Troy, Southfield) (pop. 1,194,156) | 159 |
| 44. | Jackson County, MO (Kansas City, Independence, Lee's Summit) (pop. 654,880) | 159 |
| 45. | Tarrant County, TX (Fort Worth, Northeast Tarrant, Arlington) (pop. 1,446,219) | 158 |
| 46. | Bucks County, PA (Levittown, Morrisville, Croydon) (pop. 597,635) | 157 |
| 47. | Prince George's County, MD (Bowie, Oxon Hill-Glassmanor, Chillum) (pop. 801,515) | 156 |
| 48. | Chester County, PA (West Chester, Phoenixville, Coatesville) (pop. 433,501) | 156 |
| 49. | Fulton County, GA (Atlanta, Sandy Springs, Roswell) (pop. 816,006) | 153 |
| 50. | Monroe County, NY (Rochester, Irondequoit, Perinton) (pop. 735,343) | 151 |
| 51. | Jefferson County, AL (Birmingham, Hoover, Bessemer) (pop. 662,047) | 150 |
| 52. | New Haven County, CT (New Haven, Waterbury, Meriden) (pop. 824,008) | 149 |
| 53. | Bexar County, TX (San Antonio, West Bexar, Southeast Bexar) (pop. 1,392,931) | 149 |
| 54. | Milwaukee County, WI (Milwaukee, West Allis, Wauwatosa) (pop. 940,164) | 148 |
| 55. | Miami-Dade County, FL (Miami, Kendale Lakes-Lindgren Acres, Hialeah) (pop. 2,253,362) | 146 |
| 56. | Fairfax County, VA (Burke, Reston, Annandale) (pop. 969,749) | 146 |
| 57. | Schuylkill County, PA (Pottsville, Tamaqua, Shenandoah) (pop. 150,336) | 144 |
| 58. | Montgomery County, OH (Dayton, Kettering, Huber Heights) (pop. 559,062) | 143 |
| 59. | Luzerne County, PA (Wilkes-Barre, Back Mountain, Hazleton) (pop. 319,250) | 142 |
| 60. | Essex County, MA (Lynn, Lawrence, Haverhill) (pop. 723,419) | 140 |
| 61. | Forsyth County, NC (Winston-Salem, Kernersville, Clemmons) (pop. 306,067) | 136 |
| 62. | San Bernardino County, CA (San Bernardino, Ontario, Fontana) (pop. 1,709,434) | 135 |
| 63. | Davidson County, TN (Metropolitan Government, Nashville-Davidson, Goodlettsville) (pop. 569,891) | 132 |
| 64. | Santa Clara County, CA (San Jose, Sunnyvale, Santa Clara) (pop. 1,682,585) | 132 |
| 65. | Wake County, NC (Raleigh, Cary, Apex) (pop. 627,846) | 131 |
| 66. | Monmouth County, NJ (Long Branch, Asbury Park, Tinton Falls) (pop. 615,301) | 131 |
| 67. | St. Louis County, MO (Florissant, Chesterfield, University City) (pop. 1,016,315) | 130 |
| 68. | Onondaga County, NY (Syracuse, Clay, Salina) (pop. 458,336) | 129 |
| 69. | Jefferson County, KY (Louisville, Jeffersontown, Pleasure Ridge Park) (pop. 693,604) | 129 |
| 70. | Washington County, PA (Washington, Canonsburg, Donora) (pop. 202,897) | 129 |
| 71. | Stark County, OH (Canton, Massillon, Alliance) (pop. 378,098) | 127 |
| 72. | Multnomah County, OR (Portland, Gresham, Troutdale) (pop. 660,486) | 127 |
| 73. | Shelby County, TN (Memphis, Bartlett, Germantown) (pop. 897,472) | 127 |
| 74. | Summit County, OH (Akron, Cuyahoga Falls, Stow) (pop. 542,899) | 127 |
| 75. | Lehigh County, PA (Allentown, Fullerton, Emmaus) (pop. 312,090) | 126 |
| 76. | DuPage County, IL (Naperville, Wheaton, Downers Grove) (pop. 904,161) | 126 |
| 77. | New Castle County, DE (Brandywine, Wilmington, Greater Newark) (pop. 500,265) | 125 |
| 78. | Ramsey County, MN (St. Paul, Maplewood, Roseville) (pop. 511,035) | 123 |
| 79. | Pierce County, WA (Tacoma, Lakewood, Graham-Thrift) (pop. 700,820) | 123 |
| 80. | Bronx County, NY (Bronx) (pop. 1,332,650) | 123 |
| 81. | Dauphin County, PA (Harrisburg, Colonial Park, Hershey) (pop. 251,798) | 122 |
| 82. | Pinellas County, FL (St. Petersburg, Clearwater, Boca Ciega) (pop. 921,482) | 122 |
| 83. | Oklahoma County, OK (Oklahoma City, Edmond, Midwest City) (pop. 660,448) | 122 |
| 84. | Northampton County, PA (Bethlehem, Easton, Northampton) (pop. 267,066) | 120 |
| 85. | Burlington County, NJ (Moorestown-Lenola, Franklin Park, Browns Mills) (pop. 423,394) | 118 |
| 86. | Sedgwick County, KS (Wichita, Derby, Haysville) (pop. 452,869) | 118 |
| 87. | Polk County, IA (Des Moines, West Des Moines, Urbandale) (pop. 374,601) | 117 |
| 88. | Kent County, MI (Grand Rapids, Wyoming, Kentwood) (pop. 574,335) | 117 |
| 89. | Knox County, TN (Knoxville, Concord, Farragut) (pop. 382,032) | 116 |
| 90. | Camden County, NJ (Camden, Pennsauken, Lindenwold) (pop. 508,932) | 115 |
| 91. | Norfolk County, MA (Quincy, Brookline, Weymouth) (pop. 650,308) | 115 |
| 92. | Lucas County, OH (Toledo, Oregon, Sylvania) (pop. 455,054) | 115 |
| 93. | Honolulu County, HI (Honolulu, Urban Honolulu, Ewa) (pop. 876,156) | 115 |
| 94. | Kanawha County, WV (Charleston, South Charleston, St. Albans) (pop. 200,073) | 114 |
| 95. | Lycoming County, PA (Williamsport, South Williamsport, Montoursville) (pop. 120,044) | 114 |
| 96. | Travis County, TX (Austin, Pflugerville, Wells Branch) (pop. 812,280) | 114 |
| 97. | Dane County, WI (Madison, Fitchburg, Sun Prairie) (pop. 426,526) | 113 |
| 98. | Middlesex County, NJ (Edison, New Brunswick, Perth Amboy) (pop. 750,162) | 113 |
| 99. | Erie County, PA (Erie, Northwest Harborcreek, Edinboro) (pop. 280,843) | 111 |
| 100. | Morris County, NJ (Morristown, Dover, Madison) (pop. 470,212) | 111 |
| 101. | Providence County, RI (Providence, Cranston, Pawtucket) (pop. 621,602) | 111 |