| 1. | Burleigh County, ND (Bismarck, Lincoln, Wing) (pop. 69,416) | 0.035 |
| 2. | Jackson County, AL (Scottsboro, Long Island, Bridgeport) (pop. 53,926) | 0.038 |
| 3. | Honolulu County, HI (Honolulu, Urban Honolulu, Ewa) (pop. 876,156) | 0.042 |
| 4. | Coffee County, TN (Tullahoma, Manchester, Hillsboro) (pop. 48,014) | 0.045 |
| 5. | San Francisco County, CA (San Francisco) (pop. 776,733) | 0.047 |
| 6. | Marshall County, MS (Holly Springs, Byhalia, Potts Camp) (pop. 34,993) | 0.047 |
| 7. | Skagit County, WA (Mount Vernon, Anacortes, Sedro-Woolley) (pop. 102,979) | 0.048 |
| 8. | Butte County, ID (Arco, Howe, Moore) (pop. 2,899) | 0.048 |
| 9. | Sonoma County, CA (Santa Rosa, Petaluma, Rohnert Park) (pop. 458,614) | 0.050 |
| 10. | San Mateo County, CA (Daly City, San Mateo, Redwood City) (pop. 707,161) | 0.050 |
| 11. | Marin County, CA (Ross Valley, San Rafael, Northeast Marin) (pop. 247,289) | 0.050 |
| 12. | Multnomah County, OR (Portland, Gresham, Troutdale) (pop. 660,486) | 0.051 |
| 13. | Yukon-Koyukuk Census Area, AK (Galena, Fort Yukon, Nenana) (pop. 6,551) | 0.051 |
| 14. | Napa County, CA (Napa, American Canyon, St. Helena) (pop. 124,279) | 0.053 |
| 15. | Clallam County, WA (Port Angeles, Agnew-Carlsborg, Sequim) (pop. 64,525) | 0.054 |
| 16. | Dunn County, ND (Killdeer, Halliday, Dodge) (pop. 3,600) | 0.054 |
| 17. | Columbia County, OR (St. Helens, Scappoose, Goble) (pop. 43,560) | 0.055 |
| 18. | Whatcom County, WA (Bellingham, Lynden, Ferndale) (pop. 166,814) | 0.055 |
| 19. | Monterey County, CA (Salinas, Seaside, Monterey) (pop. 401,762) | 0.056 |
| 20. | Lancaster County, NE (Lincoln, Waverly, Hickman) (pop. 250,291) | 0.056 |
| 21. | Burke County, ND (Bowbells, Powers Lake, Lignite) (pop. 2,242) | 0.056 |
| 22. | Mendocino County, CA (Ukiah, Redwood-Potter, Fort Bragg) (pop. 86,265) | 0.057 |
| 23. | McKenzie County, ND (Watford City, Mandaree, Four Bears Village) (pop. 5,737) | 0.057 |
| 24. | Oliver County, ND (Center) (pop. 2,065) | 0.057 |
| 25. | Clark County, WA (Vancouver, Hazel Dell, Orchards) (pop. 345,238) | 0.057 |
| 26. | Flathead County, MT (Kalispell, Creston-Bigfork, Evergreen) (pop. 74,471) | 0.057 |
| 27. | Mercer County, ND (Beulah, Hazen, Stanton) (pop. 8,644) | 0.057 |
| 28. | Santa Cruz County, CA (Santa Cruz, Watsonville, San Lorenzo Valley) (pop. 255,602) | 0.057 |
| 29. | Yellowstone County, MT (Billings, South Yellowstone, Laurel) (pop. 129,352) | 0.058 |
| 30. | Billings County, ND (Medora) (pop. 888) | 0.059 |
| 31. | Thurston County, WA (Olympia, Lacey, Tumwater) (pop. 207,355) | 0.059 |
| 32. | Lewis County, WA (Centralia, Chehalis, Boistfort) (pop. 68,600) | 0.059 |
| 33. | Pierce County, WA (Tacoma, Lakewood, Graham-Thrift) (pop. 700,820) | 0.060 |
| 34. | Teton County, WY (Jackson Hole, Jackson, Hoback) (pop. 18,251) | 0.060 |
| 35. | Oxford County, ME (Rumford, Paris, Norway) (pop. 54,755) | 0.061 |
| 36. | Carson City, NV (Carson City) (pop. 52,457) | 0.061 |
| 37. | Cass County, ND (Fargo, West Fargo, Casselton) (pop. 123,138) | 0.061 |
| 38. | Lake County, CA (Clearlake, Lakeport, Hidden Valley Lake) (pop. 58,309) | 0.061 |
| 39. | Washington County, ME (Calais, Baileyville, Lubec) (pop. 33,941) | 0.062 |
| 40. | Palm Beach County, FL (Sunshine Parkway, West Palm Beach, Boca Raton) (pop. 1,131,184) | 0.062 |
| 41. | Klickitat County, WA (Wahkiakus, Goldendale, White Salmon) (pop. 19,161) | 0.062 |
| 42. | Campbell County, WY (Gillette, Antelope Valley-Crestview, Wright) (pop. 33,698) | 0.063 |
| 43. | Sumter County, AL (Livingston, York, Panola-Geiger) (pop. 14,798) | 0.063 |
| 44. | Glenn County, CA (Orland, Willows, Hamilton City) (pop. 26,453) | 0.063 |
| 45. | Plumas County, CA (East Quincy, Chester, Portola) (pop. 20,824) | 0.063 |
| 46. | Stearns County, MN (St. Cloud, Sartell, Waite Park) (pop. 133,166) | 0.063 |
| 47. | Siskiyou County, CA (Yreka, Mount Shasta, Weed) (pop. 44,301) | 0.063 |
| 48. | Broward County, FL (Fort Lauderdale, Hollywood, Pembroke Pines) (pop. 1,623,018) | 0.063 |
| 49. | King County, WA (Seattle, East Seattle, Bellevue) (pop. 1,737,034) | 0.063 |
| 50. | Marion County, OR (Salem, Keizer, Woodburn) (pop. 284,834) | 0.063 |
| 51. | Ashland County, WI (Ashland, Sanborn, White River) (pop. 16,866) | 0.064 |
| 52. | Webb County, TX (Laredo, Bruni-Mirando, Webb) (pop. 193,117) | 0.064 |
| 53. | Talladega County, AL (Talladega, Sylacauga, Childersburg) (pop. 80,321) | 0.064 |
| 54. | Elmore County, ID (Mountain Home, Mountain Home AFB, Glenns Ferry) (pop. 29,130) | 0.064 |
| 55. | Glynn County, GA (Brunswick, Everett, St. Simons) (pop. 67,568) | 0.064 |
| 56. | Palo Alto County, IA (Emmetsburg, Graettinger, West Bend) (pop. 10,147) | 0.064 |
| 57. | Clackamas County, OR (Northwest Clackamas, Lake Oswego, Oregon City) (pop. 338,391) | 0.065 |
| 58. | Rock Island County, IL (Moline, Rock Island, East Moline) (pop. 149,374) | 0.065 |
| 59. | Collier County, FL (Naples, Golden Gate, Immokalee) (pop. 251,377) | 0.065 |
| 60. | Carlton County, MN (Cloquet, Moose Lake, Esko) (pop. 31,671) | 0.065 |
| 61. | Wayne County, NY (Arcadia, Ontario, Newark) (pop. 93,765) | 0.065 |
| 62. | Story County, IA (Ames, Nevada, Story City) (pop. 79,981) | 0.065 |
| 63. | Pennington County, SD (Rapid City, Rapid Valley, Box Elder) (pop. 88,565) | 0.065 |
| 64. | La Plata County, CO (Durango, Bayfield, Ignacio) (pop. 43,941) | 0.066 |
| 65. | Kootenai County, ID (Coeur d'Alene, Post Falls, Hayden) (pop. 108,685) | 0.066 |
| 66. | Canyon County, ID (Nampa, Caldwell, Huston) (pop. 131,441) | 0.066 |
| 67. | Becker County, MN (Detroit Lakes, Frazee, Lake Park) (pop. 30,000) | 0.066 |
| 68. | Brewster County, TX (Alpine, Marathon, Study Butte-Terlingua) (pop. 8,866) | 0.066 |
| 69. | St. Lucie County, FL (Port St. Lucie, Fort Pierce, Lakewood Park) (pop. 192,695) | 0.066 |
| 70. | Penobscot County, ME (Bangor, Brewer, Orono) (pop. 144,919) | 0.067 |
| 71. | Baker County, FL (Sanderson, Macclenny, Glen St. Mary) (pop. 22,259) | 0.067 |
| 72. | Eddy County, NM (Carlsbad, Artesia, Loving) (pop. 51,658) | 0.067 |
| 73. | Montgomery County, IA (Red Oak, Villisca, Stanton) (pop. 11,771) | 0.067 |
| 74. | Lake County, MN (Two Harbors, Silver Bay, Finland) (pop. 11,058) | 0.067 |
| 75. | Sullivan County, NH (Claremont, Newport, Sunapee) (pop. 40,458) | 0.067 |
| 76. | Cameron County, TX (Brownsville, Harlingen, San Benito) (pop. 335,227) | 0.067 |
| 77. | Spokane County, WA (Spokane, Spokane Valley, Opportunity) (pop. 417,939) | 0.067 |
| 78. | Williamsburg County, SC (Nesmith, Kingstree, Andrews) (pop. 37,217) | 0.068 |
| 79. | Colusa County, CA (Central Colusa, East Colusa, Colusa) (pop. 18,804) | 0.068 |
| 80. | Orleans Parish, LA (New Orleans) (pop. 484,674) | 0.068 |
| 81. | Herkimer County, NY (German Flatts, Ilion, Herkimer) (pop. 64,427) | 0.068 |
| 82. | Holmes County, FL (Bonifay, Ponce de Leon, Esto) (pop. 18,564) | 0.068 |
| 83. | Lyon County, MN (Marshall, Tracy, Minneota) (pop. 25,425) | 0.068 |
| 84. | Contra Costa County, CA (Central Contra Costa, West Contra Costa, Concord) (pop. 948,816) | 0.068 |
| 85. | Nueces County, TX (Corpus Christi, Robstown, Port Aransas) (pop. 313,645) | 0.068 |
| 86. | Chatham County, GA (Savannah, Pooler-Burroughs, Tybee Island-Wilmington) (pop. 232,048) | 0.068 |
| 87. | Houston County, AL (Dothan, Taylor, Ashford) (pop. 88,787) | 0.068 |
| 88. | Androscoggin County, ME (Lewiston, Auburn, Lisbon) (pop. 103,793) | 0.068 |
| 89. | Jackson County, OR (Medford, Ashland, Central Point) (pop. 181,269) | 0.068 |
| 90. | Van Buren County, IA (Keosauqua, Farmington, Milton) (pop. 7,809) | 0.068 |
| 91. | Grafton County, NH (Lebanon, Hanover, Littleton) (pop. 81,743) | 0.068 |
| 92. | Pike County, KY (South Williamson, Pikeville, Millard) (pop. 68,736) | 0.069 |
| 93. | Oneida County, NY (Utica, Rome, Whitestown) (pop. 235,469) | 0.069 |
| 94. | Minnehaha County, SD (Sioux Falls, Brandon, Dell Rapids) (pop. 148,281) | 0.069 |
| 95. | Jackson County, NC (Cullowhee, Sylva, Webster) (pop. 33,121) | 0.069 |
| 96. | Cache County, UT (Logan, Smithfield, Hyrum) (pop. 91,391) | 0.069 |
| 97. | Montgomery County, AL (Montgomery, Hope Hull, Mount Meigs) (pop. 223,510) | 0.069 |
| 98. | Jackson County, SD (Kadoka, Wanblee, Interior) (pop. 2,930) | 0.069 |
| 99. | Santa Clara County, CA (San Jose, Sunnyvale, Santa Clara) (pop. 1,682,585) | 0.069 |
| 100. | Crow Wing County, MN (Brainerd, Baxter, Crosby) (pop. 55,099) | 0.069 |
| 101. | Chittenden County, VT (Burlington, Essex, Colchester) (pop. 146,571) | 0.069 |