| 1. | Shannon County, SD (Pine Ridge, Oglala, Kyle) (pop. 12,466) | 93.4% |
| 2. | Hartford County, CT (Hartford, New Britain, West Hartford) (pop. 857,183) | 93.2% |
| 3. | District of Columbia, DC (Washington) (pop. 572,059) | 91.4% |
| 4. | Bronx County, NY (Bronx) (pop. 1,332,650) | 91.2% |
| 5. | Prince George's County, MD (Bowie, Oxon Hill-Glassmanor, Chillum) (pop. 801,515) | 90.1% |
| 6. | Petersburg city, VA (Petersburg) (pop. 33,740) | 90.0% |
| 7. | New Haven County, CT (New Haven, Waterbury, Meriden) (pop. 824,008) | 89.3% |
| 8. | Jefferson County, MS (Fayette) (pop. 9,740) | 88.7% |
| 9. | Claiborne County, MS (Port Gibson, Alcorn State University) (pop. 11,831) | 88.1% |
| 10. | Baltimore city, MD (Baltimore) (pop. 651,154) | 87.4% |
| 11. | Macon County, AL (Tuskegee-Milstead, Tuskegee, Shorter-Hardaway) (pop. 24,105) | 87.1% |
| 12. | Menominee County, WI (Menominee, Legend Lake, Keshena) (pop. 4,562) | 86.6% |
| 13. | Starr County, TX (Roma-Los Saenz, Rio Grande City, Roma) (pop. 53,597) | 86.4% |
| 14. | Philadelphia County, PA (Philadelphia) (pop. 1,517,550) | 85.2% |
| 15. | Clayton County, GA (Forest Park, Riverdale, Irondale) (pop. 236,517) | 84.8% |
| 16. | Greene County, AL (Forkland-Tishabee, Mantua-West Greene, Eutaw) (pop. 9,974) | 84.7% |
| 17. | Providence County, RI (Providence, Cranston, Pawtucket) (pop. 621,602) | 84.3% |
| 18. | New York County, NY (New York, Manhattan) (pop. 1,537,195) | 84.2% |
| 19. | Holmes County, MS (Durant, Tchula, Lexington) (pop. 21,609) | 83.9% |
| 20. | San Francisco County, CA (San Francisco) (pop. 776,733) | 83.4% |
| 21. | Zavala County, TX (Crystal City, La Pryor, Batesville) (pop. 11,600) | 83.3% |
| 22. | St. Louis city, MO (St. Louis) (pop. 348,189) | 82.7% |
| 23. | Kings County, NY (Brooklyn) (pop. 2,465,326) | 82.4% |
| 24. | Hancock County, GA (Devereux, Sparta, Linton) (pop. 10,076) | 81.0% |
| 25. | Tunica County, MS (Tunica Resorts, North Tunica, Tunica) (pop. 9,227) | 79.1% |
| 26. | Todd County, SD (Rosebud, Mission, Antelope) (pop. 9,050) | 79.1% |
| 27. | Sioux County, ND (Cannon Ball, Fort Yates, Selfridge) (pop. 4,044) | 79.1% |
| 28. | New London County, CT (Norwich, New London, Waterford) (pop. 259,088) | 79.0% |
| 29. | Queens County, NY (Queens) (pop. 2,229,379) | 78.8% |
| 30. | Maverick County, TX (Eagle Pass, Eidson Road, Rosita North) (pop. 47,297) | 78.6% |
| 31. | Noxubee County, MS (Macon, Brooksville, Shuqualak) (pop. 12,548) | 78.5% |
| 32. | Brooks County, TX (Falfurrias, Cantu Addition, Encino) (pop. 7,976) | 78.5% |
| 33. | Alameda County, CA (Oakland, Fremont, Hayward) (pop. 1,443,741) | 78.5% |
| 34. | Allendale County, SC (Allendale, Fairfax, Millett) (pop. 11,211) | 78.3% |
| 35. | Taos County, NM (Taos, Arroyo Hondo, Ranchos de Taos) (pop. 29,979) | 78.1% |
| 36. | Jim Hogg County, TX (North Jim Hogg, Hebbronville, Las Lomitas) (pop. 5,281) | 78.0% |
| 37. | DeKalb County, GA (North Atlanta, Redan, Dunwoody) (pop. 665,865) | 77.9% |
| 38. | Suffolk County, MA (Boston, Revere, Chelsea) (pop. 689,807) | 77.6% |
| 39. | Hudson County, NJ (Jersey City, Union City, Bayonne) (pop. 608,975) | 77.4% |
| 40. | Essex County, NJ (Newark, East Orange, Irvington) (pop. 793,633) | 77.4% |
| 41. | Sumter County, AL (Livingston, York, Panola-Geiger) (pop. 14,798) | 77.2% |
| 42. | Richmond County, VA (Manchester, Warsaw) (pop. 8,809) | 77.1% |
| 43. | Richmond city, VA (Richmond) (pop. 197,790) | 77.1% |
| 44. | San Miguel County, NM (Las Vegas, Villanueva, Pecos) (pop. 30,126) | 76.9% |
| 45. | Duval County, TX (San Diego, Freer, Rosita) (pop. 13,120) | 76.7% |
| 46. | Webb County, TX (Laredo, Bruni-Mirando, Webb) (pop. 193,117) | 76.6% |
| 47. | Lowndes County, AL (Benton-Collirene, Braggs-Prairie Hill, Fort Deposit) (pop. 13,473) | 76.4% |
| 48. | Bullock County, AL (Union Springs, Inverness, Fitzpatrick) (pop. 11,714) | 76.3% |
| 49. | Durham County, NC (Durham, Gorman, Rougemont) (pop. 223,314) | 75.9% |
| 50. | Humphreys County, MS (Belzoni, Isola, Silver City) (pop. 11,206) | 75.9% |
| 51. | Charlottesville city, VA (Charlottesville) (pop. 45,049) | 75.8% |
| 52. | Multnomah County, OR (Portland, Gresham, Troutdale) (pop. 660,486) | 75.8% |
| 53. | Berkshire County, MA (Pittsfield, North Adams, Dalton) (pop. 134,953) | 75.7% |
| 54. | Santa Cruz County, CA (Santa Cruz, Watsonville, San Lorenzo Valley) (pop. 255,602) | 75.2% |
| 55. | Mora County, NM (Mora, Wagon Mound, La Cueva) (pop. 5,180) | 75.0% |
| 56. | Coahoma County, MS (Clarksdale, Jonestown, Friars Point) (pop. 30,622) | 74.9% |
| 57. | Perry County, AL (Marion, Uniontown, Sprott) (pop. 11,861) | 74.8% |
| 58. | Rio Arriba County, NM (Espanola, South Rio Arriba, San Juan Pueblo) (pop. 41,190) | 74.7% |
| 59. | Hawaii County, HI (Hilo, North Kona, South Kohala) (pop. 148,677) | 74.5% |
| 60. | Wilcox County, AL (Camden, Alberta, Coy-Fatama) (pop. 13,183) | 74.3% |
| 61. | Maui County, HI (Kahului, Kihei, Wailuku) (pop. 128,094) | 74.1% |
| 62. | Rolette County, ND (Belcourt, Rolla, Dunseith) (pop. 13,674) | 74.0% |
| 63. | Marin County, CA (Ross Valley, San Rafael, Northeast Marin) (pop. 247,289) | 74.0% |
| 64. | Cook County, IL (Chicago, Cicero, Arlington Heights) (pop. 5,376,741) | 74.0% |
| 65. | Windham County, CT (Windham, Killingly, Willimantic) (pop. 109,091) | 73.9% |
| 66. | Buffalo County, SD (Fort Thompson, Gann Valley) (pop. 2,032) | 73.6% |
| 67. | Denver County, CO (Denver, Holly Hills) (pop. 554,636) | 73.5% |
| 68. | Kauai County, HI (Kapaa, Lihue, Wailua Homesteads) (pop. 58,463) | 73.5% |
| 69. | Santa Fe County, NM (Santa Fe, Eldorado at Santa Fe, La Cienega) (pop. 129,292) | 73.4% |
| 70. | Dimmit County, TX (Carrizo Springs, Asherton, Big Wells) (pop. 10,248) | 73.4% |
| 71. | Wayne County, MI (Detroit, Livonia, Dearborn) (pop. 2,061,162) | 73.1% |
| 72. | Costilla County, CO (San Luis, Fort Garland, Blanca) (pop. 3,663) | 73.0% |
| 73. | Dukes County, MA (Edgartown, Tisbury, Oak Bluffs) (pop. 14,987) | 72.9% |
| 74. | Sunflower County, MS (Indianola, Ruleville, Moorhead) (pop. 34,369) | 72.7% |
| 75. | Leflore County, MS (Greenwood, Itta Bena, Mississippi Valley State University) (pop. 37,947) | 72.6% |
| 76. | Hinds County, MS (Jackson, Clinton, Byram) (pop. 250,800) | 72.2% |
| 77. | Hampton city, VA (Hampton) (pop. 146,437) | 72.1% |
| 78. | McKinley County, NM (Red Rock, Gallup, Reservation) (pop. 74,798) | 72.1% |
| 79. | Windsor County, VT (Hartford, Springfield, Windsor) (pop. 57,418) | 72.0% |
| 80. | Hertford County, NC (Ahoskie, Murfreesboro, Winton) (pop. 22,601) | 71.9% |
| 81. | Orangeburg County, SC (Orangeburg, Brookdale, Wilkinson Heights) (pop. 91,582) | 71.4% |
| 82. | Alexandria city, VA (Alexandria) (pop. 128,283) | 71.4% |
| 83. | Norfolk city, VA (Norfolk) (pop. 234,403) | 71.4% |
| 84. | Zapata County, TX (Zapata, Medina, San Ygnacio) (pop. 12,182) | 71.3% |
| 85. | Quitman County, MS (Lambert, Marks, Crenshaw) (pop. 10,117) | 71.3% |
| 86. | San Mateo County, CA (Daly City, San Mateo, Redwood City) (pop. 707,161) | 71.3% |
| 87. | Washington County, MS (Greenville, Leland, Hollandale) (pop. 62,977) | 71.1% |
| 88. | Dane County, WI (Madison, Fitchburg, Sun Prairie) (pop. 426,526) | 71.1% |
| 89. | Willacy County, TX (Raymondville, La Sara, Lyford) (pop. 20,082) | 71.1% |
| 90. | Montgomery County, MD (Silver Spring, Wheaton-Glenmont, Germantown) (pop. 873,341) | 70.9% |
| 91. | Sonoma County, CA (Santa Rosa, Petaluma, Rohnert Park) (pop. 458,614) | 70.8% |
| 92. | Bennington County, VT (Bennington, Shaftsbury, Pownal) (pop. 36,994) | 70.6% |
| 93. | Hidalgo County, TX (McAllen, Southeast Hidalgo, Edinburg) (pop. 569,463) | 70.4% |
| 94. | Orange County, NC (Chapel Hill, Carrboro, Hillsborough) (pop. 118,227) | 70.4% |
| 95. | Presidio County, TX (Presidio, Marfa, Redford) (pop. 7,304) | 70.4% |
| 96. | Lamoille County, VT (Morristown, Stowe, Morrisville) (pop. 23,233) | 70.3% |
| 97. | Hampshire County, MA (Amherst, Northampton, South Hadley) (pop. 152,251) | 70.3% |
| 98. | Guadalupe County, NM (Santa Rosa, Dilia, Vaughn) (pop. 4,680) | 70.2% |
| 99. | San Miguel County, CO (Telluride, Mountain Village, Norwood) (pop. 6,594) | 70.2% |
| 100. | Gadsden County, FL (Quincy, Chattahoochee, Havana) (pop. 45,087) | 70.1% |
| 101. | Santa Clara County, CA (San Jose, Sunnyvale, Santa Clara) (pop. 1,682,585) | 69.8% |