area
(sq. miles) | county
count | state
count | span
(miles) | span center | span end 1 | span end 2 |
| 1 | 653573 | 1 | 169 | 1 | 12 | 1 | 1769 | Millard-UT
(39.24, 112.42) | Brewster-TX
(28.99, 103.12) | Clallam-WA
(48.49, 124.73) |
| 2 | 34314 | 2 | 18 | 3 | 2 | 3 | 295 | Alamosa-CO
(37.42, 105.73) | Las Animas-CO
(37.64, 103.08) | La Plata-CO
(37.00, 108.38) |
| 3 | 12778 | 16 | 1 | 8 | 1 | 4 | 214 | Denali-AK
(63.52, 150.08) | Denali-AK
(64.26, 147.00) | Denali-AK
(62.73, 153.00) |
| 4 | 9769 | 3 | 5 | 8 | 1 | 2 | 394 | no county here
(20.70, 157.50) | Kauai-HI
(21.91, 160.28) | Hawaii-HI
(19.45, 154.77) |
| 5 | 5487 | 10 | 2 | 8 | 1 | 8 | 121 | Hancock-ME
(44.88, 68.14) | Washington-ME
(45.60, 67.45) | Hancock-ME
(44.19, 68.90) |
| 6 | 4380 | 16 | 1 | 8 | 1 | 10 | 115 | Piscataquis-ME
(45.80, 69.27) | Piscataquis-ME
(45.01, 69.62) | Piscataquis-ME
(46.57, 68.82) |
| 7 | 4350 | 16 | 1 | 8 | 1 | 12 | 91 | Fergus-MT
(47.28, 109.22) | Fergus-MT
(46.69, 109.75) | Fergus-MT
(47.58, 108.31) |
| 8 | 3719 | 5 | 4 | 3 | 2 | 6 | 142 | Chittenden-VT
(44.47, 73.13) | Essex-NY
(43.92, 74.34) | Orleans-VT
(45.01, 71.90) |
| 9 | 3580 | 10 | 2 | 8 | 1 | 7 | 133 | Essex-VT
(44.45, 71.70) | Coos-NH
(45.31, 71.08) | Grafton-NH
(43.60, 72.33) |
| 10 | 3515 | 5 | 4 | 2 | 3 | 5 | 167 | Berkshire-MA
(42.66, 73.10) | Rutland-VT
(43.86, 72.87) | Litchfield-CT
(41.47, 73.31) |
| 11 | 2953 | 16 | 1 | 8 | 1 | 9 | 118 | Rio Blanco-CO
(39.73, 108.05) | Garfield-CO
(40.09, 107.04) | Garfield-CO
(39.37, 109.05) |
| 12 | 2918 | 16 | 1 | 8 | 1 | 16 | 81 | Hill-MT
(48.58, 110.11) | Hill-MT
(48.14, 109.53) | Hill-MT
(49.00, 110.74) |
| 13 | 2786 | 16 | 1 | 8 | 1 | 11 | 112 | Pennington-SD
(44.12, 102.99) | Pennington-SD
(44.51, 102.00) | Pennington-SD
(43.85, 104.06) |
| 14 | 2087 | 8 | 3 | 8 | 1 | 18 | 78 | Plymouth-MA
(41.77, 70.67) | Plymouth-MA
(42.34, 70.81) | Dukes-MA
(41.21, 70.86) |
| 15 | 1934 | 5 | 4 | 3 | 2 | 17 | 79 | Swain-NC
(35.51, 83.39) | Jackson-NC
(35.03, 83.01) | Sevier-TN
(36.04, 83.67) |
| 16 | 1913 | 16 | 1 | 8 | 1 | 14 | 85 | Cook-MN
(47.79, 90.31) | Cook-MN
(47.39, 91.03) | Cook-MN
(47.98, 89.43) |
| 17 | 1840 | 16 | 1 | 8 | 1 | 21 | 64 | Cimarron-OK
(36.75, 102.52) | Cimarron-OK
(37.00, 103.00) | Cimarron-OK
(36.50, 102.03) |
| 18 | 1790 | 16 | 1 | 8 | 1 | 19 | 70 | El Dorado-CA
(38.81, 120.51) | El Dorado-CA
(38.71, 121.15) | El Dorado-CA
(38.90, 119.88) |
| 19 | 1744 | 10 | 2 | 3 | 2 | 15 | 84 | Somerset-PA
(39.73, 79.08) | Somerset-PA
(40.24, 78.66) | Garrett-MD
(39.21, 79.49) |
| 20 | 1744 | 16 | 1 | 8 | 1 | 13 | 85 | Franklin-ME
(45.08, 70.30) | Franklin-ME
(44.49, 70.04) | Franklin-ME
(45.67, 70.56) |
| 21 | 1489 | 3 | 5 | 8 | 1 | 20 | 65 | Washington-RI
(41.57, 71.57) | Washington-RI
(41.10, 71.61) | Providence-RI
(42.02, 71.38) |
| 22 | 1472 | 16 | 1 | 8 | 1 | 27 | 55 | Washington-ID
(44.46, 116.71) | Washington-ID
(44.15, 116.36) | Washington-ID
(44.84, 116.90) |
| 23 | 1315 | 10 | 2 | 8 | 1 | 25 | 58 | Bedford-VA
(37.40, 79.65) | Botetourt-VA
(37.80, 79.82) | Bedford-VA
(37.01, 79.48) |
| 24 | 1278 | 16 | 1 | 8 | 1 | 30 | 52 | Price-WI
(45.68, 90.36) | Price-WI
(45.38, 90.68) | Price-WI
(45.98, 90.04) |
| 25 | 1218 | 16 | 1 | 8 | 1 | 23 | 59 | Slope-ND
(46.45, 103.49) | Slope-ND
(46.63, 102.93) | Slope-ND
(46.28, 104.05) |
| 26 | 1160 | 16 | 1 | 8 | 1 | 29 | 52 | Ulster-NY
(41.87, 74.30) | Ulster-NY
(41.59, 73.95) | Ulster-NY
(42.02, 74.78) |
| 27 | 1150 | 16 | 1 | 8 | 1 | 26 | 55 | Walton-FL
(30.63, 86.19) | Walton-FL
(30.27, 86.00) | Walton-FL
(30.99, 86.39) |
| 28 | 1048 | 16 | 1 | 8 | 1 | 31 | 51 | Baraga-MI
(46.71, 88.36) | Baraga-MI
(47.01, 88.04) | Baraga-MI
(46.42, 88.68) |
| 29 | 953 | 16 | 1 | 8 | 1 | 34 | 44 | Kimball-NE
(41.20, 103.72) | Kimball-NE
(41.00, 104.05) | Kimball-NE
(41.39, 103.38) |
| 30 | 915 | 16 | 1 | 8 | 1 | 36 | 43 | Wallace-KS
(38.92, 101.76) | Wallace-KS
(39.14, 101.48) | Wallace-KS
(38.70, 102.05) |
| 31 | 898 | 10 | 2 | 8 | 1 | 22 | 61 | Grayson-VA
(36.75, 81.34) | Grayson-VA
(36.56, 80.84) | Smyth-VA
(36.93, 81.84) |
| 32 | 886 | 8 | 3 | 3 | 2 | 24 | 58 | Carter-TN
(36.11, 82.13) | Carter-TN
(36.51, 81.99) | Yancey-NC
(35.70, 82.27) |
| 33 | 822 | 16 | 1 | 8 | 1 | 39 | 41 | Bienville-LA
(32.34, 93.09) | Bienville-LA
(32.45, 92.78) | Bienville-LA
(32.24, 93.43) |
| 34 | 803 | 16 | 1 | 8 | 1 | 32 | 50 | Contra Costa-CA
(37.93, 121.98) | Contra Costa-CA
(37.85, 121.53) | Contra Costa-CA
(37.97, 122.44) |
| 35 | 731 | 16 | 1 | 8 | 1 | 28 | 52 | Logan-AR
(35.19, 93.71) | Logan-AR
(35.06, 94.14) | Logan-AR
(35.32, 93.28) |
| 36 | 698 | 16 | 1 | 8 | 1 | 43 | 38 | Pendleton-WV
(38.68, 79.33) | Pendleton-WV
(38.96, 79.35) | Pendleton-WV
(38.41, 79.31) |
| 37 | 619 | 16 | 1 | 8 | 1 | 37 | 43 | Jo Daviess-IL
(42.35, 90.29) | Jo Daviess-IL
(42.49, 90.66) | Jo Daviess-IL
(42.20, 89.92) |
| 38 | 561 | 16 | 1 | 8 | 1 | 35 | 44 | Cleburne-AL
(33.69, 85.60) | Cleburne-AL
(33.96, 85.40) | Cleburne-AL
(33.47, 85.89) |
| 39 | 552 | 16 | 1 | 8 | 1 | 33 | 46 | Reynolds-MO
(37.51, 90.85) | Iron-MO
(37.74, 91.15) | Iron-MO
(37.27, 90.55) |
| 40 | 537 | 16 | 1 | 8 | 1 | 45 | 34 | Sussex-NJ
(41.14, 74.68) | Sussex-NJ
(41.09, 74.99) | Sussex-NJ
(41.20, 74.37) |
| 41 | 512 | 16 | 1 | 8 | 1 | 44 | 35 | Pickens-SC
(34.85, 82.72) | Pickens-SC
(34.62, 82.85) | Pickens-SC
(35.07, 82.57) |
| 42 | 501 | 10 | 2 | 8 | 1 | 38 | 42 | Union-GA
(34.82, 83.85) | Union-GA
(34.65, 84.16) | Towns-GA
(34.99, 83.55) |
| 43 | 494 | 16 | 1 | 8 | 1 | 40 | 40 | New Castle-DE
(39.56, 75.61) | New Castle-DE
(39.83, 75.47) | New Castle-DE
(39.30, 75.76) |
| 44 | 468 | 16 | 1 | 8 | 1 | 41 | 39 | Harlan-KY
(36.82, 83.17) | Harlan-KY
(36.98, 82.87) | Harlan-KY
(36.66, 83.46) |
| 45 | 467 | 16 | 1 | 8 | 1 | 46 | 31 | Logan-OH
(40.38, 83.77) | Logan-OH
(40.23, 83.55) | Logan-OH
(40.54, 83.99) |
| 46 | 444 | 16 | 1 | 8 | 1 | 42 | 39 | Tishomingo-MS
(34.73, 88.26) | Tishomingo-MS
(34.46, 88.16) | Tishomingo-MS
(35.00, 88.36) |
| 47 | 405 | 16 | 1 | 8 | 1 | 48 | 28 | Wayne-IN
(39.87, 85.01) | Wayne-IN
(40.01, 84.81) | Wayne-IN
(39.72, 85.19) |
| 48 | 399 | 16 | 1 | 8 | 1 | 47 | 29 | Osceola-IA
(43.38, 95.62) | Osceola-IA
(43.26, 95.39) | Osceola-IA
(43.50, 95.86) |
| 49 | 68 | 16 | 1 | 8 | 1 | 49 | 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) |
floating glob
radius (miles) | center county
and point | county 1
and point | county 2
and point | county 3
and point |
| 1 | 179 | Nye-NV
(36.58, 116.26) | Lander-NV
(39.16, 116.60) | Kings-CA
(36.40, 119.47) | Yavapai-AZ
(35.53, 113.33) |
| 2 | 44 | Huerfano-CO
(37.63, 104.86) | Otero-CO
(37.64, 104.06) | Fremont-CO
(38.26, 104.94) | Colfax-NM
(36.99, 104.86) |
| 3 | 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) |
| 4 | 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) |
| 5 | 28 | Washington-ME
(44.88, 67.80) | Atlantic Ocean
(44.48, 67.78) | Canada
(45.16, 67.40) | Penobscot-ME
(45.10, 68.27) |
| 6 | 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) |
| 7 | 26 | Fergus-MT
(47.36, 109.26) | Blaine-MT
(47.72, 109.43) | Judith Basin-MT
(47.19, 109.76) | Petroleum-MT
(47.27, 108.72) |
| 8 | 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) |
| 9 | 16 | Grafton-NH
(44.09, 71.71) | Carroll-NH
(44.17, 71.41) | Orange-VT
(44.10, 72.03) | Carroll-NH
(43.89, 71.56) |
| 10 | 13 | Litchfield-CT
(41.73, 73.26) | Hartford-CT
(41.76, 73.01) | Dutchess-NY
(41.74, 73.51) | Fairfield-CT
(41.65, 73.48) |
| 11 | 16 | Garfield-CO
(39.60, 107.67) | Rio Blanco-CO
(39.69, 107.94) | Mesa-CO
(39.37, 107.67) | Rio Blanco-CO
(39.83, 107.66) |
| 12 | 24 | Hill-MT
(48.65, 110.20) | Chouteau-MT
(48.31, 110.20) | Chouteau-MT
(48.31, 110.20) | Canada
(49.00, 110.20) |
| 13 | 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) |
| 14 | 12 | Barnstable-MA
(41.67, 70.57) | Bristol-MA
(41.57, 70.76) | Atlantic Ocean
(41.56, 70.40) | Atlantic Ocean
(41.80, 70.43) |
| 15 | 14 | Swain-NC
(35.52, 83.43) | Haywood-NC
(35.51, 83.19) | Blount-TN
(35.57, 83.66) | Macon-NC
(35.33, 83.40) |
| 16 | 16 | Cook-MN
(47.86, 90.67) | Great Lakes
(47.66, 90.49) | Canada
(48.10, 90.70) | Lake-MN
(47.86, 91.02) |
| 17 | 17 | Cimarron-OK
(36.75, 102.70) | Union-NM
(36.75, 103.00) | Dallam-TX
(36.50, 102.69) | Baca-CO
(37.00, 102.69) |
| 18 | 14 | El Dorado-CA
(38.76, 120.76) | Amador-CA
(38.56, 120.81) | Placer-CA
(38.95, 120.65) | Placer-CA
(38.95, 120.86) |
| 19 | 15 | Somerset-PA
(39.91, 79.05) | Allegany-MD
(39.72, 78.91) | Westmoreland-PA
(40.11, 79.18) | Westmoreland-PA
(40.05, 79.28) |
| 20 | 14 | Franklin-ME
(44.94, 70.43) | Oxford-ME
(44.80, 70.62) | Somerset-ME
(44.94, 70.15) | Somerset-ME
(45.11, 70.29) |
| 21 | 15 | Washington-RI
(41.60, 71.50) | Bristol-MA
(41.78, 71.33) | New London-CT
(41.61, 71.79) | Atlantic Ocean
(41.40, 71.39) |
| 22 | 16 | Washington-ID
(44.45, 116.85) | Adams-ID
(44.49, 116.53) | Baker-OR
(44.54, 117.15) | Malheur-OR
(44.24, 116.98) |
| 23 | 12 | Botetourt-VA
(37.48, 79.76) | Rockbridge-VA
(37.58, 79.58) | Craig-VA
(37.54, 79.97) | Roanoke-VA
(37.33, 79.87) |
| 24 | 15 | Price-WI
(45.60, 90.36) | Rusk-WI
(45.60, 90.68) | Taylor-WI
(45.38, 90.35) | Oneida-WI
(45.60, 90.04) |
| 25 | 12 | Slope-ND
(46.45, 103.52) | Billings-ND
(46.63, 103.52) | Bowman-ND
(46.28, 103.52) | Bowman-ND
(46.28, 103.52) |
| 26 | 13 | Ulster-NY
(41.82, 74.21) | Sullivan-NY
(41.88, 74.45) | Orange-NY
(41.63, 74.26) | Dutchess-NY
(41.80, 73.95) |
| 27 | 13 | Walton-FL
(30.54, 86.17) | Holmes-FL
(30.70, 86.04) | Okaloosa-FL
(30.55, 86.39) | Washington-FL
(30.43, 85.98) |
| 28 | 13 | Baraga-MI
(46.61, 88.40) | Iron-MI
(46.42, 88.40) | Marquette-MI
(46.61, 88.12) | Houghton-MI
(46.61, 88.68) |
| 29 | 14 | Kimball-NE
(41.20, 103.63) | Banner-NE
(41.39, 103.64) | Weld-CO
(41.00, 103.64) | Cheyenne-NE
(41.20, 103.38) |
| 30 | 15 | Wallace-KS
(38.92, 101.76) | Logan-KS
(38.91, 101.48) | Sherman-KS
(39.13, 101.76) | Greeley-KS
(38.70, 101.76) |
| 31 | 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) |
| 32 | 11 | Yancey-NC
(35.96, 82.26) | Unicoi-TN
(36.11, 82.34) | Madison-NC
(35.87, 82.42) | Avery-NC
(35.99, 82.06) |
| 33 | 12 | Bienville-LA
(32.32, 93.01) | Webster-LA
(32.45, 93.15) | Natchitoches-LA
(32.15, 93.01) | Lincoln-LA
(32.45, 92.88) |
| 34 | 10 | Contra Costa-CA
(37.89, 121.89) | Alameda-CA
(37.78, 122.01) | Alameda-CA
(37.75, 121.84) | Sacramento-CA
(38.02, 121.82) |
| 35 | 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) |
| 36 | 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) |
| 37 | 11 | Jo Daviess-IL
(42.35, 90.21) | Carroll-IL
(42.20, 90.20) | Lafayette-WI
(42.51, 90.21) | Jackson-IA
(42.32, 90.42) |
| 38 | 9 | Cleburne-AL
(33.62, 85.49) | Randolph-AL
(33.49, 85.49) | Carroll-GA
(33.64, 85.34) | Calhoun-AL
(33.65, 85.64) |
| 39 | 6 | Iron-MO
(37.43, 90.66) | Reynolds-MO
(37.37, 90.75) | Madison-MO
(37.42, 90.55) | Reynolds-MO
(37.43, 90.77) |
| 40 | 10 | Sussex-NJ
(41.17, 74.67) | Pike-PA
(41.22, 74.86) | Morris-NJ
(41.07, 74.52) | Orange-NY
(41.30, 74.57) |
| 41 | 11 | Pickens-SC
(34.89, 82.71) | Greenville-SC
(35.01, 82.59) | Oconee-SC
(34.90, 82.90) | Anderson-SC
(34.76, 82.62) |
| 42 | 9 | Union-GA
(34.86, 83.96) | Fannin-GA
(34.89, 84.11) | Lumpkin-GA
(34.74, 83.94) | Clay-NC
(34.99, 83.96) |
| 43 | 7 | New Castle-DE
(39.71, 75.64) | Salem-NJ
(39.65, 75.54) | Salem-NJ
(39.69, 75.51) | Chester-PA
(39.77, 75.74) |
| 44 | 8 | Harlan-KY
(36.84, 83.25) | Leslie-KY
(36.95, 83.31) | Lee-VA
(36.74, 83.21) | Lee-VA
(36.78, 83.13) |
| 45 | 9 | Logan-OH
(40.38, 83.71) | Hardin-OH
(40.52, 83.70) | Champaign-OH
(40.26, 83.78) | Union-OH
(40.37, 83.54) |
| 46 | 7 | Tishomingo-MS
(34.84, 88.24) | Lauderdale-AL
(34.91, 88.15) | Alcorn-MS
(34.84, 88.37) | Colbert-AL
(34.83, 88.11) |
| 47 | 10 | Wayne-IN
(39.87, 84.99) | Union-IN
(39.73, 84.99) | Preble-OH
(39.87, 84.81) | Randolph-IN
(40.00, 84.99) |
| 48 | 8 | Osceola-IA
(43.38, 95.55) | O'Brien-IA
(43.26, 95.56) | Dickinson-IA
(43.38, 95.39) | Nobles-MN
(43.50, 95.55) |
| 49 | 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) |