area
(sq. miles) | county
count | state
count | span
(miles) | span center | span end 1 | span end 2 |
| 1 | 48499 | 1 | 11 | 1 | 3 | 2 | 377 | San Juan-UT
(37.13, 110.92) | Coconino-AZ
(34.41, 111.54) | Grand-UT
(39.50, 109.06) |
| 2 | 29113 | 4 | 4 | 2 | 2 | 1 | 385 | Inyo-CA
(36.52, 117.47) | Clark-NV
(36.19, 114.05) | Fresno-CA
(36.74, 120.92) |
| 3 | 27662 | 2 | 7 | 2 | 2 | 3 | 338 | Tooele-UT
(40.12, 112.99) | White Pine-NV
(39.16, 115.91) | Summit-UT
(41.00, 110.00) |
| 4 | 20063 | 5 | 3 | 9 | 1 | 4 | 264 | Pima-AZ
(32.23, 111.07) | Cochise-AZ
(31.33, 109.05) | Pima-AZ
(32.51, 113.33) |
| 5 | 18426 | 5 | 3 | 9 | 1 | 5 | 243 | Fremont-WY
(43.48, 109.25) | Fremont-WY
(42.26, 107.52) | Teton-WY
(44.67, 111.06) |
| 6 | 13000 | 5 | 3 | 2 | 2 | 9 | 191 | Siskiyou-CA
(41.59, 122.39) | Shasta-CA
(40.29, 123.06) | Jackson-OR
(43.00, 122.28) |
| 7 | 12778 | 20 | 1 | 9 | 1 | 6 | 214 | Denali-AK
(63.52, 150.08) | Denali-AK
(64.26, 147.00) | Denali-AK
(62.73, 153.00) |
| 8 | 11972 | 3 | 5 | 2 | 2 | 8 | 195 | Taos-NM
(36.39, 105.94) | Mora-NM
(35.78, 104.36) | Rio Arriba-NM
(36.80, 107.62) |
| 9 | 10441 | 8 | 2 | 2 | 2 | 7 | 206 | Otero-NM
(32.11, 105.41) | Otero-NM
(33.39, 106.35) | Culberson-TX
(30.66, 104.92) |
| 10 | 7333 | 8 | 2 | 9 | 1 | 12 | 166 | Big Horn-WY
(44.26, 107.30) | Big Horn-WY
(45.00, 108.62) | Johnson-WY
(43.50, 106.02) |
| 11 | 6193 | 20 | 1 | 9 | 1 | 15 | 118 | Brewster-TX
(29.82, 103.30) | Brewster-TX
(28.97, 103.15) | Brewster-TX
(30.67, 103.44) |
| 12 | 6118 | 8 | 2 | 9 | 1 | 10 | 168 | Yakima-WA
(46.73, 121.32) | Pierce-WA
(47.40, 122.80) | Yakima-WA
(46.04, 119.87) |
| 13 | 6067 | 20 | 1 | 9 | 1 | 16 | 117 | Pershing-NV
(40.46, 118.39) | Pershing-NV
(40.68, 117.30) | Pershing-NV
(40.00, 119.34) |
| 14 | 5707 | 8 | 2 | 9 | 1 | 11 | 167 | Cibola-NM
(34.77, 107.60) | Cibola-NM
(34.58, 109.05) | Bernalillo-NM
(34.95, 106.15) |
| 15 | 5072 | 20 | 1 | 9 | 1 | 20 | 101 | Hawaii-HI
(19.62, 155.55) | Hawaii-HI
(18.86, 155.68) | Hawaii-HI
(20.32, 155.85) |
| 16 | 4938 | 20 | 1 | 9 | 1 | 19 | 111 | Custer-ID
(44.20, 114.32) | Custer-ID
(43.80, 113.36) | Custer-ID
(44.61, 115.28) |
| 17 | 4741 | 20 | 1 | 9 | 1 | 13 | 149 | Los Angeles-CA
(33.84, 118.27) | Los Angeles-CA
(32.76, 118.45) | Los Angeles-CA
(34.82, 117.67) |
| 18 | 4380 | 20 | 1 | 9 | 1 | 17 | 115 | Piscataquis-ME
(45.80, 69.27) | Piscataquis-ME
(45.01, 69.62) | Piscataquis-ME
(46.57, 68.82) |
| 19 | 2812 | 20 | 1 | 9 | 1 | 21 | 95 | Park-MT
(45.54, 110.42) | Park-MT
(46.19, 110.78) | Park-MT
(45.00, 109.80) |
| 20 | 2786 | 20 | 1 | 9 | 1 | 18 | 112 | Pennington-SD
(44.12, 102.99) | Pennington-SD
(44.51, 102.00) | Pennington-SD
(43.85, 104.06) |
| 21 | 2690 | 8 | 2 | 9 | 1 | 26 | 81 | El Paso-CO
(38.83, 104.69) | Teller-CO
(39.13, 105.33) | El Paso-CO
(38.52, 104.05) |
| 22 | 2535 | 8 | 2 | 2 | 2 | 22 | 87 | Essex-NY
(44.24, 73.58) | Essex-NY
(43.92, 74.34) | Chittenden-VT
(44.55, 72.81) |
| 23 | 2497 | 20 | 1 | 9 | 1 | 14 | 123 | Whatcom-WA
(48.87, 121.99) | Whatcom-WA
(49.00, 123.32) | Whatcom-WA
(48.72, 120.65) |
| 24 | 2415 | 8 | 2 | 9 | 1 | 29 | 76 | Clackamas-OR
(45.38, 122.10) | Clackamas-OR
(45.13, 122.79) | Hood River-OR
(45.70, 121.44) |
| 25 | 2279 | 20 | 1 | 9 | 1 | 27 | 80 | Tuolumne-CA
(37.86, 119.92) | Tuolumne-CA
(37.83, 120.65) | Tuolumne-CA
(37.84, 119.20) |
| 26 | 2256 | 20 | 1 | 9 | 1 | 23 | 85 | Hancock-ME
(44.69, 68.40) | Hancock-ME
(44.12, 68.73) | Hancock-ME
(45.26, 68.06) |
| 27 | 2196 | 20 | 1 | 9 | 1 | 30 | 76 | Snohomish-WA
(48.05, 121.72) | Snohomish-WA
(48.17, 120.91) | Snohomish-WA
(47.78, 122.44) |
| 28 | 2073 | 8 | 2 | 9 | 1 | 28 | 77 | Eagle-CO
(39.49, 106.65) | Eagle-CO
(39.92, 107.11) | Lake-CO
(39.06, 106.19) |
| 29 | 1835 | 8 | 2 | 9 | 1 | 25 | 82 | Box Elder-UT
(41.54, 112.00) | Weber-UT
(41.08, 112.49) | Cache-UT
(42.00, 111.51) |
| 30 | 1831 | 20 | 1 | 9 | 1 | 24 | 85 | Coos-NH
(44.70, 71.21) | Coos-NH
(44.09, 71.34) | Coos-NH
(45.31, 71.08) |
| 31 | 1138 | 8 | 2 | 2 | 2 | 33 | 53 | Sevier-TN
(35.66, 83.59) | Sevier-TN
(36.04, 83.66) | Swain-NC
(35.28, 83.68) |
| 32 | 947 | 20 | 1 | 9 | 1 | 32 | 54 | Berkshire-MA
(42.40, 73.26) | Berkshire-MA
(42.05, 73.50) | Berkshire-MA
(42.74, 73.02) |
| 33 | 898 | 8 | 2 | 9 | 1 | 31 | 61 | Grayson-VA
(36.75, 81.34) | Grayson-VA
(36.56, 80.84) | Smyth-VA
(36.93, 81.84) |
| 34 | 776 | 20 | 1 | 9 | 1 | 37 | 41 | New London-CT
(41.45, 72.10) | New London-CT
(41.64, 71.79) | New London-CT
(41.21, 72.34) |
| 35 | 740 | 20 | 1 | 9 | 1 | 39 | 40 | Boulder-CO
(40.10, 105.38) | Boulder-CO
(39.94, 105.69) | Boulder-CO
(40.26, 105.06) |
| 36 | 731 | 20 | 1 | 9 | 1 | 34 | 52 | Logan-AR
(35.19, 93.71) | Logan-AR
(35.06, 94.14) | Logan-AR
(35.32, 93.28) |
| 37 | 729 | 20 | 1 | 9 | 1 | 38 | 41 | Cheshire-NH
(42.94, 72.19) | Cheshire-NH
(42.71, 71.93) | Cheshire-NH
(43.16, 72.45) |
| 38 | 698 | 20 | 1 | 9 | 1 | 41 | 38 | Pendleton-WV
(38.68, 79.33) | Pendleton-WV
(38.96, 79.35) | Pendleton-WV
(38.41, 79.31) |
| 39 | 664 | 20 | 1 | 9 | 1 | 35 | 47 | Garrett-MD
(39.46, 79.20) | Garrett-MD
(39.72, 78.91) | Garrett-MD
(39.21, 79.49) |
| 40 | 635 | 8 | 2 | 9 | 1 | 36 | 42 | Madison-VA
(38.53, 78.31) | Page-VA
(38.82, 78.39) | Madison-VA
(38.23, 78.22) |
| 41 | 575 | 20 | 1 | 9 | 1 | 40 | 39 | Hamilton-TN
(35.19, 85.23) | Hamilton-TN
(35.41, 85.02) | Hamilton-TN
(34.98, 85.47) |
| 42 | 435 | 20 | 1 | 9 | 1 | 42 | 30 | Providence-RI
(41.87, 71.58) | Providence-RI
(42.01, 71.80) | Providence-RI
(41.78, 71.32) |
| 43 | 313 | 20 | 1 | 9 | 1 | 43 | 28 | Yancey-NC
(35.89, 82.33) | Yancey-NC
(36.08, 82.40) | Yancey-NC
(35.70, 82.26) |
| 44 | 68 | 20 | 1 | 9 | 1 | 44 | 14 | City of Washington-DC
(38.89, 77.04) | City of Washington-DC
(38.79, 77.04) | City of Washington-DC
(39.00, 77.04) |
| 45 | 43 | 20 | 1 | 9 | 1 | 45 | 9 | Roanoke city-VA
(37.28, 79.96) | Roanoke city-VA
(37.30, 79.88) | Roanoke city-VA
(37.25, 80.04) |
floating glob
radius (miles) | center county
and point | county 1
and point | county 2
and point | county 3
and point |
| 1 | 58 | Coconino-AZ
(35.91, 111.78) | Yavapai-AZ
(35.26, 112.44) | Navajo-AZ
(35.91, 110.75) | Mohave-AZ
(36.36, 112.66) |
| 2 | 58 | Inyo-CA
(36.63, 118.24) | Mono-CA
(37.46, 118.25) | Kern-CA
(35.79, 118.25) | Esmeralda-NV
(37.24, 117.53) |
| 3 | 50 | Tooele-UT
(40.28, 113.10) | Elko-NV
(40.28, 114.05) | Millard-UT
(39.55, 113.09) | Box Elder-UT
(41.00, 113.10) |
| 4 | 45 | Cochise-AZ
(32.12, 109.83) | Pinal-AZ
(32.51, 110.45) | Santa Cruz-AZ
(31.73, 110.45) | Greenlee-AZ
(32.47, 109.17) |
| 5 | 49 | Sublette-WY
(42.98, 109.61) | Lincoln-WY
(42.98, 110.59) | Sweetwater-WY
(42.26, 109.62) | Hot Springs-WY
(43.62, 109.17) |
| 6 | 31 | Shasta-CA
(40.89, 121.93) | Tehama-CA
(40.44, 121.85) | Lassen-CA
(40.91, 121.33) | Trinity-CA
(41.10, 122.46) |
| 7 | 38 | Denali-AK
(63.81, 150.11) | Yukon-Koyukuk-AK
(64.10, 151.19) | Matanuska-Susitna-AK
(63.32, 149.56) | Yukon-Koyukuk-AK
(64.36, 150.10) |
| 8 | 34 | Rio Arriba-NM
(36.50, 106.16) | Sandoval-NM
(36.00, 106.25) | Santa Fe-NM
(36.00, 106.07) | Conejos-CO
(36.99, 106.16) |
| 9 | 30 | Otero-NM
(32.44, 105.86) | Chaves-NM
(32.52, 105.35) | Dona Ana-NM
(32.44, 106.38) | Hudspeth-TX
(32.00, 105.86) |
| 10 | 28 | Johnson-WY
(43.90, 106.57) | Washakie-WY
(43.82, 107.11) | Campbell-WY
(43.91, 106.01) | Washakie-WY
(43.91, 107.13) |
| 11 | 34 | Brewster-TX
(29.88, 103.23) | Presidio-TX
(29.88, 103.80) | Mexico
(29.64, 102.74) | Pecos-TX
(30.27, 102.87) |
| 12 | 26 | Yakima-WA
(46.43, 120.83) | Lewis-WA
(46.41, 121.39) | Klickitat-WA
(46.04, 120.83) | Kittitas-WA
(46.74, 120.51) |
| 13 | 30 | Pershing-NV
(40.43, 118.71) | Churchill-NV
(40.00, 118.70) | Humboldt-NV
(40.86, 118.71) | Churchill-NV
(40.00, 118.71) |
| 14 | 25 | Cibola-NM
(34.94, 107.68) | McKinley-NM
(35.30, 107.63) | McKinley-NM
(35.30, 107.73) | Socorro-NM
(34.58, 107.69) |
| 15 | 33 | Hawaii-HI
(19.65, 155.52) | Pacific Ocean
(19.44, 155.98) | Pacific Ocean
(19.79, 155.03) | Pacific Ocean
(20.08, 155.29) |
| 16 | 26 | Custer-ID
(44.26, 114.23) | Blaine-ID
(43.89, 114.29) | Lemhi-ID
(44.50, 113.83) | Lemhi-ID
(44.59, 114.48) |
| 17 | 29 | Los Angeles-CA
(34.41, 118.16) | Ventura-CA
(34.29, 118.64) | San Bernardino-CA
(34.44, 117.66) | Kern-CA
(34.82, 118.16) |
| 18 | 22 | Piscataquis-ME
(46.12, 69.28) | Somerset-ME
(45.98, 69.68) | Penobscot-ME
(46.12, 68.82) | Somerset-ME
(46.12, 69.73) |
| 19 | 18 | Park-MT
(45.25, 110.59) | Gallatin-MT
(45.35, 110.92) | Park-WY
(44.99, 110.59) | Sweet Grass-MT
(45.25, 110.23) |
| 20 | 16 | Pennington-SD
(43.92, 102.33) | Meade-SD
(44.14, 102.39) | Shannon-SD
(43.69, 102.34) | Jackson-SD
(43.92, 102.02) |
| 21 | 21 | El Paso-CO
(38.82, 104.62) | Elbert-CO
(39.13, 104.62) | Fremont-CO
(38.65, 104.94) | Pueblo-CO
(38.52, 104.62) |
| 22 | 17 | Essex-NY
(44.02, 73.78) | Addison-VT
(44.04, 73.44) | Franklin-NY
(44.14, 74.09) | Warren-NY
(43.78, 73.74) |
| 23 | 12 | Whatcom-WA
(48.82, 121.25) | Skagit-WA
(48.64, 121.25) | Canada
(49.00, 121.25) | Skagit-WA
(48.64, 121.25) |
| 24 | 20 | Clackamas-OR
(45.17, 122.25) | Marion-OR
(45.02, 122.60) | Marion-OR
(44.89, 122.25) | Multnomah-OR
(45.46, 122.25) |
| 25 | 19 | Tuolumne-CA
(38.09, 119.95) | Mariposa-CA
(37.83, 120.06) | Mono-CA
(38.20, 119.63) | Alpine-CA
(38.36, 119.88) |
| 26 | 19 | Hancock-ME
(44.49, 68.40) | Atlantic Ocean
(44.39, 68.04) | Penobscot-ME
(44.76, 68.48) | Waldo-ME
(44.49, 68.79) |
| 27 | 18 | Snohomish-WA
(48.04, 121.62) | Skagit-WA
(48.30, 121.58) | Skagit-WA
(48.30, 121.62) | King-WA
(47.78, 121.62) |
| 28 | 19 | Eagle-CO
(39.64, 106.72) | Pitkin-CO
(39.37, 106.72) | Routt-CO
(39.92, 106.71) | Routt-CO
(39.92, 106.73) |
| 29 | 15 | Cache-UT
(41.71, 111.73) | Rich-UT
(41.74, 111.45) | Rich-UT
(41.85, 111.51) | Box Elder-UT
(41.66, 112.02) |
| 30 | 14 | Coos-NH
(44.44, 71.30) | Carroll-NH
(44.24, 71.25) | Oxford-ME
(44.45, 71.02) | Essex-VT
(44.50, 71.58) |
| 31 | 12 | Sevier-TN
(35.62, 83.45) | Cocke-TN
(35.71, 83.28) | Blount-TN
(35.62, 83.66) | Jackson-NC
(35.47, 83.35) |
| 32 | 11 | Berkshire-MA
(42.24, 73.24) | Hampshire-MA
(42.33, 73.06) | Columbia-NY
(42.28, 73.44) | Hampden-MA
(42.15, 73.07) |
| 33 | 11 | Smyth-VA
(36.75, 81.47) | Washington-VA
(36.64, 81.61) | Wythe-VA
(36.81, 81.28) | Washington-VA
(36.69, 81.65) |
| 34 | 12 | New London-CT
(41.47, 72.07) | Middlesex-CT
(41.45, 72.31) | Washington-RI
(41.41, 71.84) | Windham-CT
(41.64, 72.02) |
| 35 | 12 | Boulder-CO
(40.09, 105.29) | Gilpin-CO
(39.93, 105.40) | Jefferson-CO
(39.91, 105.29) | Larimer-CO
(40.26, 105.28) |
| 36 | 8 | Logan-AR
(35.27, 93.64) | Johnson-AR
(35.38, 93.62) | Johnson-AR
(35.38, 93.70) | Yell-AR
(35.15, 93.65) |
| 37 | 11 | Cheshire-NH
(42.89, 72.28) | Windham-VT
(42.98, 72.46) | Franklin-MA
(42.72, 72.28) | Hillsborough-NH
(42.94, 72.06) |
| 38 | 12 | Pendleton-WV
(38.65, 79.36) | Highland-VA
(38.55, 79.54) | Rockingham-VA
(38.60, 79.16) | Randolph-WV
(38.75, 79.54) |
| 39 | 11 | Garrett-MD
(39.56, 79.27) | Mineral-WV
(39.47, 79.11) | Somerset-PA
(39.72, 79.27) | Preston-WV
(39.57, 79.48) |
| 40 | 8 | Page-VA
(38.59, 78.48) | Rappahannock-VA
(38.63, 78.34) | Shenandoah-VA
(38.64, 78.62) | Greene-VA
(38.48, 78.45) |
| 41 | 10 | Hamilton-TN
(35.13, 85.20) | Bradley-TN
(35.13, 85.03) | Sequatchie-TN
(35.20, 85.34) | Catoosa-GA
(34.99, 85.20) |
| 42 | 10 | Providence-RI
(41.87, 71.57) | Worcester-MA
(42.01, 71.58) | Kent-RI
(41.73, 71.56) | Bristol-MA
(41.89, 71.38) |
| 43 | 7 | Yancey-NC
(35.90, 82.30) | Buncombe-NC
(35.82, 82.36) | Mitchell-NC
(35.95, 82.20) | Mitchell-NC
(35.99, 82.25) |
| 44 | 3 | City of Washington-DC
(38.89, 76.99) | Prince George's-MD
(38.92, 76.95) | Arlington-VA
(38.87, 77.04) | Prince George's-MD
(38.86, 76.95) |
| 45 | 3 | Roanoke city-VA
(37.28, 79.97) | Roanoke-VA
(37.32, 79.96) | Salem-VA
(37.28, 80.01) | Roanoke-VA
(37.28, 79.92) |