pro úroveň místní správy pod státem sám.
”. Jediný kraj v
| | Nejmenší | Největší |
| Všechny státy | Kalawao kraj, Hawaii (13) | San Bernadino kraj, Kalifornie (20,062) |
| Alabama | Etowah kraj, Alabama (535) | Baldwin kraj, Alabama (1,596) |
| Aljaška | Bristol Bay čtvrť, Aljaška (505) | Yukon-Koyukuk oblast sčítání lidu, Aljaška (145,900) |
| Arizona | Santa Cruz kraj, Arizona (1,238) | Coconino kraj, Arizona (18,617) |
| Arkansas | Lafayette kraj, Arkansas (527) | Kraj odboru, Arkansas (1,039) |
| Kalifornie | San Francisco kraj, Kalifornie (47) | San Bernardino kraj, Kalifornie (20,062) |
| Colorado | Broomfield kraj, Colorado (27) | Las Animas kraj, Colorado (4,772) |
| Connecticut | Middlesex kraj, Connecticut (369) | Litchfield kraj, Connecticut (920) |
| Delaware | Nový Castle kraj, Delaware (426) | Sussex kraj, Delaware (938) |
| Okres Columbie | Okres Columbia kraje (61) |
| Florida | Kraj odboru, Florida (240) | Collier kraj, Florida (2,025) |
| Gruzie | Clarke kraj, Gruzie (121) | Ware kraj, Gruzie (903) |
| Hawaii | Kalawao kraj, Hawaii (13) | Hawaii kraj, Hawaii (4,028) |
| Idaho | Payette kraj, Idaho (408) | Idaho kraj, Idaho (8,485) |
| Illinois | Putnam kraj, Illinois (160) | McLean kraj, Illinois (1,184) |
| Indiana | Ohio kraj, Indiana (87) | Allen kraj, Indiana (657) |
| Iowa | Dickinson kraj, Iowa (381) | Kossuth kraj, Iowa (973) |
| Kansas | Wyandotte kraj, Kansas (151) | Butler kraj, Kansas (1,428) |
| Kentucky | Gallatin kraj, Kentucky (99) | Pike kraj, Kentucky (788) |
| Louisiana | Orleans farnost, Louisiana (181) | Rapides farnost, Louisiana (1,323) |
| Maine | Sagadahoc kraj, Maine (254) | Aroostook kraj, Maine (6,672) |
| Maryland | Calvert kraj, Maryland (215) | Frederick kraj, Maryland (663) |
| Massachusetts | Nantucket kraj, Massachusetts (48) | Worcester kraj, Massachusetts (1,513) |
| Michigan | Benzie kraj, Michigan (321) | Marquette kraj, Michigan (1,821) |
| Minnesota | Ramsey kraj, Minnesota (156) | St. Louis kraj, Minnesota (6,225) |
| Mississippi | Alcorn kraj, Mississippi (400) | Yazoo kraj, Mississippi (919) |
| Missouri | Kraj hodnoty, Missouri (267) | Texas kraj, Missouri (1,179) |
| Montana | Silver Bow kraj, Montana (718) | Beaverhead kraj, Montana (5,542) |
| Nebraska | Sarpy kraj, Nebraska (241) | Cherry kraj, Nebraska (5,961) |
| Nevada | Kraj příběhu, Nevada (264) | Nye kraj, Nevada (18,147) |
| Nový Hampshire | Strafford kraj, nový Hampshire (369) | Coos kraj, nový Hampshire (1,801) |
| Nový svetr | Hudson kraj, nový svetr (47) | Burlington kraj, nový svetr (805) |
| Nové Mexiko | Los Alamos kraj, nové Mexiko (109) | Catron kraj, nové Mexiko (6,928) |
| New York | New York kraj, New York (29) | St. Lawrence kraj, New York (2,686) |
| Na sever Carolina | Chowan kraj, na sever Carolina (173) | Robeson kraj, na sever Carolina (949) |
| Na sever Dakota | Eddy kraj, na sever Dakota (630) | McKenzie kraj, na sever Dakota (2,742) |
| Ohio | Lake kraj, Ohio (229) | Ashtabula kraj, Ohio (703) |
| Oklahoma | Marshall kraj, Oklahoma (371) | Osage kraj, Oklahoma (2,251) |
| Oregon | Multnomah kraj, Oregon (435) | Harney kraj, Oregon (10,134) |
| Pennsylvania | Montour kraj, Pennsylvania (131) | Lycoming kraj, Pennsylvania (1235) |
| Rhode ostrov | Bristol kraj, Rhode ostrov (25) | Providence kraj, Rhode ostrov (413) |
| Jih Carolina | McCormick kraj, jih Carolina (360) | Horry kraj, jih Carolina (1,134) |
| Jih Dakota | Clay kraj, jih Dakota (412) | Meade kraj, jih Dakota (3,471) |
| Tennessee | Trousdale kraj, Tennessee (114) | Shelby kraj, Tennessee (755) |
| Texas | Rockwall kraj, Texas (129) | Brewster kraj, Texas (6,193) |
| Utah | Davis kraj, Utah (305) | San Juan kraj, Utah (7,821) |
| Vermont | Velký kraj ostrůvku, Vermont (83) | Windsor kraj, Vermont (972) |
| Virgnia | Arlington kraj, Virginie (26) | Augusta kraj, Virginie (972) |
| Washington | San Juan kraj, Washington (175) | Okanogan kraj, Washington (5,268) |
| Západ Virginie | Hancock kraj, západ Virginie (83) | Randolph kraj, západ Virginie (1,040) |
| Wisconsin | Ozaukee kraj, Wisconsin (232) | Marathon kraj, Wisconsin (1,545) |
| Wyoming | Kraj horkých pramenů, Wyoming (2,004) | Sweetwater kraj, Wyoming (10,426) |
| | Nejmenší | Největší |
| Všechny státy | Milovat kraj, Texas (67) | Los Angeles kraj, Kalifornie (9,519,338) |
| Alabama | Greene kraj, Alabama (10,153) | Jefferson kraj, Alabama (651,525) |
| Aljaška | Bristol Bay čtvrť, Aljaška (1,410) | Anchorage magistrát, Aljaška (226,338) |
| Arizona | Greenlee kraj, Arizona (8,547) | Maricopa kraj, Arizona (3,072,149) |
| Arkansas | Calhoun kraj, Arkansas (5,826) | Pulaski kraj, Arkansas (349,660) |
| Kalifornie | Alpine kraj, Kalifornie (1,208) | Los Angeles kraj, Kalifornie (9,519,338) |
| Colorado | San Juan kraj, Colorado (558) | Denver kraj, Colorado (556,577) |
| Connecticut | Windham kraj, Connecticut (109,091) | Fairfield kraj, Connecticut (882,567) |
| Delaware | Kent kraj, Delaware (127,101) | Nový hrad, Delaware (501,932) |
| Okres Columbie | Okres Columbia kraje (606,900) |
| Florida | Liberty kraj, Florida (5,569) | Miami-Dade kraj, Florida (2,253,362) |
| Gruzie | Taliaferro kraj, Gruzie (1,915) | Fulton kraj, Gruzie (648,951) |
| Hawaii | Kalawao kraj, Hawaii (147) | Honolulu kraj, Hawaii (836,231) |
| Idaho | Camas kraj, Idaho (727) | Ada kraj, Idaho (205,775) |
| Illinois | Pope kraj, Illinois (4,424) | Kraj kuchaře, Illinois (5,376,741) |
| Indiana | Ohio kraj, Indiana (5,642) | Marion kraj, Indiana (860,552) |
| Iowa | Adams kraj, Iowa (4,866) | Polk kraj, Iowa (327,140) |
| Kansas | Greeley kraj, Kansas (1,543) | Johnson kraj, Kansas (454,159) |
| Kentucky | Robertson kraj, Kentucky (2,266) | Jefferson kraj, Kentucky (693,604) |
| Louisiana | Tensas farnost, Louisiana (6,618) | Orleans farnost, Louisiana (484,674) |
| Maine | Piscataquis kraj, Maine (17,265) | Cumberland kraj, Maine (265,981) |
| Maryland | Kent kraj, Maryland (17,842) | Montgomery kraj, Maryland (757,027) |
| Massachusetts | Nantucket kraj, Massachusetts (6,012) | Middlesex kraj, Massachusetts (1,398,468) |
| Michigan | Keweenaw kraj, Michigan (2,309) | Wayne kraj, Michigan (2,061,162) |
| Minnesota | Traverse kraj, Minnesota (4,134) | Hennepin kraj, Minnesota (1,116,200) |
| Mississippi | Issaquena kraj, Mississippi (2,274) | Hinds kraj, Mississippi (250,800) |
| Missouri | Kraj hodnoty, Missouri (2,382) | St. Louis kraj, Missouri (1,016,315) |
| Montana | Petroleum kraj, Montana (493) | Yellowstone kraj, Montana (113,419) |
| Nebraska | Arthur kraj, Nebraska (444) | Douglas kraj, Nebraska (416,444) |
| Nevada | Esmeralda kraj, Nevada (1,344) | Clark kraj, Nevada (741,459) |
| Nový Hampshire | Coos kraj, nový Hampshire (34,828) | Hillsborough kraj, nový Hampshire (336,073) |
| Nový svetr | Salem kraj, nový svetr (65,294) | Bergen kraj, nový svetr (825,380) |
| Nové Mexiko | Harding kraj, nové Mexiko (987) | Bernalillo kraj, nové Mexiko (480,577) |
| New York | Hamilton kraj, New York (5,279) | Kraj králů, New York (2,465,326) |
| Na sever Carolina | Tyrrell kraj, na sever Carolina (3,856) | Mecklenburg kraj, na sever Carolina (511,433) |
| Na sever Dakota | Slope kraj, na sever Dakota (767) | Cass kraj, na sever Dakota (102,874) |
| Ohio | Vinton kraj, Ohio (11,098) | Cuyahoga kraj, Ohio (1,412,140) |
| Oklahoma | Cimarron kraj, Oklahoma (3,301) | Oklahoma kraj, Oklahoma (599,611) |
| Oregon | Wheeler kraj, Oregon (1,396) | Multnomah kraj, Oregon (583,887) |
| Pennsylvania | Forest kraj, Pennsylvania (4,939) | Philadelphia kraj, Pennsylvania (1,514,029) |
| Rhode ostrov | Bristol kraj, Rhode ostrov (48,859) | Providence kraj, Rhode ostrov (596,270) |
| Jih Carolina | McCormick kraj, jih Carolina (8,868) | Greenville kraj, jih Carolina (320,167) |
| Jih Dakota | Jones kraj, jih Dakota (1,324) | Minnehaha kraj, jih Dakota (123,809) |
| Tennessee | Pickett kraj, Tennessee (4,548) | Shelby kraj, Tennessee (826,330) |
| Texas | Milovat kraj, Texas (67) | Harris kraj, Texas (3,400,578) |
| Utah | Daggett kraj, Utah (690) | Kraj slaného jezera, Utah (725,956) |
| Vermont | Velký kraj ostrůvku, Vermont (5,318) | Chittenden kraj, Vermont (131,761) |
| Virgnia | Highland kraj, Virginie (2,635) | Fairfax kraj, Virginie (818,584) |
| Washington | Garfield kraj, Washington (2,248) | Kraj krále, Washington (1,737,034) |
| Západ Virginie | Wirt kraj, západ Virginie (5,192) | Kanawha kraj, západ Virginie (207,619) |
| Wisconsin | Menominee kraj, Wisconsin (3,890) | Milwaukee kraj, Wisconsin (959,275) |
| Wyoming | Niobrara kraj, Wyoming (2,499) | Laramie kraj, Wyoming (73,142) |