area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 156144 | 1 | 68 | 1 | 3 | 1 | 746 | Crook-OR (43.94, 120.39) | El Dorado-CA (38.51, 121.03) | Stevens-WA (49.00, 117.43) |
2 | 18671 | 23 | 1 | 7 | 1 | 3 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
3 | 14719 | 14 | 2 | 7 | 1 | 2 | 262 | Pima-AZ (32.19, 112.62) | Yuma-AZ (32.62, 114.81) | Pima-AZ (31.73, 110.45) |
4 | 12360 | 12 | 3 | 7 | 1 | 4 | 213 | Riverside-CA (33.91, 116.28) | Orange-CA (33.74, 118.12) | Riverside-CA (34.08, 114.44) |
5 | 6193 | 2 | 13 | 7 | 1 | 6 | 125 | Licking-OH (40.27, 82.74) | Wyandot-OH (40.99, 83.46) | Perry-OH (39.55, 82.04) |
6 | 5306 | 5 | 5 | 7 | 1 | 7 | 122 | Orange-FL (28.50, 81.15) | Osceola-FL (27.64, 80.87) | Lake-FL (29.28, 81.64) |
7 | 3944 | 7 | 4 | 2 | 2 | 5 | 142 | Chittenden-VT (44.47, 73.13) | Essex-NY (43.92, 74.34) | Orleans-VT (45.01, 71.90) |
8 | 3843 | 5 | 5 | 7 | 1 | 11 | 99 | Hillsborough-FL (27.67, 82.29) | Pinellas-FL (28.17, 82.87) | Hardee-FL (27.34, 81.56) |
9 | 3110 | 4 | 6 | 2 | 2 | 8 | 107 | Haywood-NC (35.70, 83.05) | Yancey-NC (35.93, 82.15) | Swain-NC (35.46, 83.95) |
10 | 2996 | 3 | 8 | 7 | 1 | 10 | 99 | Wilson-TN (36.10, 86.46) | Cheatham-TN (36.34, 87.30) | De Kalb-TN (35.85, 85.63) |
11 | 2779 | 7 | 4 | 7 | 1 | 16 | 81 | Will-IL (41.73, 88.05) | Kane-IL (42.15, 88.59) | Will-IL (41.30, 87.53) |
12 | 2690 | 14 | 2 | 7 | 1 | 17 | 81 | El Paso-CO (38.83, 104.69) | Teller-CO (39.13, 105.33) | El Paso-CO (38.52, 104.05) |
13 | 2440 | 7 | 4 | 7 | 1 | 9 | 101 | Alameda-CA (37.86, 122.26) | Alameda-CA (37.48, 121.47) | Marin-CA (38.31, 122.99) |
14 | 2420 | 12 | 3 | 2 | 2 | 13 | 93 | Cheshire-NH (42.93, 72.12) | Hillsborough-NH (42.74, 71.25) | Windham-VT (43.12, 73.00) |
15 | 2346 | 23 | 1 | 7 | 1 | 12 | 97 | Maui-HI (20.92, 156.64) | Maui-HI (21.11, 157.36) | Maui-HI (20.71, 155.93) |
16 | 2224 | 7 | 4 | 7 | 1 | 14 | 87 | Wexford-MI (44.28, 85.69) | Benzie-MI (44.73, 86.30) | Osceola-MI (43.81, 85.09) |
17 | 2098 | 14 | 2 | 7 | 1 | 20 | 74 | Somerset-PA (39.95, 78.77) | Bedford-PA (40.17, 78.13) | Somerset-PA (39.74, 79.41) |
18 | 2035 | 7 | 4 | 7 | 1 | 21 | 71 | Bristol-MA (41.94, 71.04) | Suffolk-MA (42.45, 71.02) | Bristol-MA (41.43, 71.06) |
19 | 2006 | 14 | 2 | 7 | 1 | 19 | 79 | Dane-WI (43.05, 89.72) | Dane-WI (43.28, 89.01) | Iowa-WI (42.81, 90.43) |
20 | 1831 | 23 | 1 | 7 | 1 | 15 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
21 | 1340 | 14 | 2 | 7 | 1 | 18 | 79 | Adams-CO (39.82, 104.41) | Denver-CO (39.63, 105.11) | Adams-CO (40.00, 103.71) |
22 | 1060 | 23 | 1 | 7 | 1 | 23 | 55 | Ada-ID (43.46, 116.24) | Ada-ID (43.81, 116.51) | Ada-ID (43.11, 115.98) |
23 | 983 | 14 | 2 | 7 | 1 | 22 | 65 | Prentiss-MS (34.54, 88.37) | Tishomingo-MS (35.00, 88.20) | Itawamba-MS (34.09, 88.54) |
24 | 945 | 23 | 1 | 7 | 1 | 29 | 42 | Rutland-VT (43.57, 73.03) | Rutland-VT (43.31, 73.25) | Rutland-VT (43.83, 72.80) |
25 | 878 | 23 | 1 | 7 | 1 | 25 | 47 | Benton-AR (36.34, 94.24) | Benton-AR (36.10, 94.55) | Benton-AR (36.50, 93.87) |
26 | 858 | 23 | 1 | 7 | 1 | 26 | 44 | Wake-NC (35.76, 78.64) | Wake-NC (35.61, 79.00) | Wake-NC (35.83, 78.25) |
27 | 851 | 23 | 1 | 7 | 1 | 27 | 43 | Duval-FL (30.31, 81.71) | Duval-FL (30.48, 81.41) | Duval-FL (30.19, 82.05) |
28 | 714 | 23 | 1 | 7 | 1 | 30 | 41 | Guadalupe-TX (29.62, 97.97) | Guadalupe-TX (29.59, 98.31) | Guadalupe-TX (29.65, 97.63) |
29 | 706 | 14 | 2 | 7 | 1 | 24 | 47 | Carroll-MD (39.42, 77.00) | Carroll-MD (39.72, 77.22) | Howard-MD (39.10, 76.84) |
30 | 613 | 23 | 1 | 7 | 1 | 32 | 38 | Morgan-MO (38.44, 92.91) | Morgan-MO (38.19, 92.76) | Morgan-MO (38.69, 93.06) |
31 | 593 | 23 | 1 | 7 | 1 | 34 | 36 | Webster-MO (37.28, 92.88) | Webster-MO (37.49, 93.07) | Webster-MO (37.07, 92.69) |
32 | 575 | 23 | 1 | 7 | 1 | 31 | 39 | Hamilton-TN (35.19, 85.23) | Hamilton-TN (35.41, 85.02) | Hamilton-TN (34.98, 85.47) |
33 | 537 | 23 | 1 | 7 | 1 | 35 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
34 | 512 | 23 | 1 | 7 | 1 | 33 | 36 | Chatham-GA (31.98, 81.15) | Chatham-GA (32.24, 81.20) | Chatham-GA (31.71, 81.13) |
35 | 480 | 14 | 2 | 2 | 2 | 28 | 43 | Camden-NJ (39.83, 75.05) | Philadelphia-PA (40.14, 75.01) | Gloucester-NJ (39.51, 74.99) |
36 | 466 | 23 | 1 | 7 | 1 | 36 | 33 | Glynn-GA (31.23, 81.53) | Glynn-GA (31.45, 81.63) | Glynn-GA (31.01, 81.44) |
37 | 403 | 23 | 1 | 7 | 1 | 38 | 29 | Marion-IN (39.78, 86.13) | Marion-IN (39.63, 86.33) | Marion-IN (39.93, 85.94) |
38 | 383 | 23 | 1 | 7 | 1 | 37 | 32 | Lake-CO (39.22, 106.36) | Lake-CO (39.38, 106.14) | Lake-CO (39.06, 106.58) |
39 | 271 | 23 | 1 | 7 | 1 | 39 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) |
40 | 210 | 23 | 1 | 7 | 1 | 41 | 25 | Schenectady-NY (42.77, 74.06) | Schenectady-NY (42.78, 73.81) | Schenectady-NY (42.75, 74.31) |
41 | 163 | 14 | 2 | 2 | 2 | 40 | 26 | Hudson-NJ (40.65, 74.13) | Hudson-NJ (40.82, 74.02) | Richmond-NY (40.49, 74.25) |
42 | 92 | 23 | 1 | 7 | 1 | 43 | 15 | Baltimore City-MD (39.29, 76.62) | Baltimore City-MD (39.20, 76.55) | Baltimore City-MD (39.37, 76.71) |
43 | 68 | 23 | 1 | 7 | 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) |
44 | 66 | 23 | 1 | 7 | 1 | 42 | 17 | Saint Louis City-MO (38.65, 90.21) | Saint Louis City-MO (38.53, 90.26) | Saint Louis City-MO (38.77, 90.17) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 94 | Douglas-OR (43.13, 122.47) | Modoc-CA (42.00, 121.45) | Crook-OR (43.96, 120.99) | Pacific Ocean (43.53, 124.25) |
2 | 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) |
3 | 33 | Pima-AZ (32.02, 111.61) | Santa Cruz-AZ (31.73, 111.16) | Pinal-AZ (32.50, 111.57) | Mexico (31.57, 111.81) |
4 | 39 | Riverside-CA (33.45, 116.77) | San Bernardino-CA (34.00, 116.93) | Pacific Ocean (33.15, 117.34) | Imperial-CA (33.43, 116.09) |
5 | 28 | Morrow-OH (40.45, 82.72) | Holmes-OH (40.57, 82.22) | Union-OH (40.45, 83.25) | Union-OH (40.24, 83.17) |
6 | 24 | Osceola-FL (28.26, 81.00) | Volusia-FL (28.61, 80.99) | Polk-FL (28.08, 81.35) | Atlantic Ocean (28.28, 80.61) |
7 | 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) |
8 | 22 | Hillsborough-FL (27.85, 82.42) | Pasco-FL (28.17, 82.42) | Gulf of Mexico (27.72, 82.75) | Polk-FL (27.85, 82.06) |
9 | 15 | Sevier-TN (35.70, 83.40) | Blount-TN (35.69, 83.66) | Jackson-NC (35.51, 83.26) | Jefferson-TN (35.90, 83.31) |
10 | 16 | Wilson-TN (36.20, 86.15) | Rutherford-TN (35.96, 86.17) | Macon-TN (36.44, 86.11) | Rutherford-TN (35.97, 86.22) |
11 | 20 | DuPage-IL (41.87, 87.93) | Kendall-IL (41.72, 88.26) | Great Lakes (41.94, 87.57) | Lake-IL (42.15, 87.93) |
12 | 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) |
13 | 19 | Contra Costa-CA (37.76, 121.91) | Sacramento-CA (38.02, 121.82) | San Mateo-CA (37.62, 122.21) | Santa Clara-CA (37.48, 121.87) |
14 | 16 | Windham-VT (42.96, 72.62) | Bennington-VT (42.93, 72.92) | Franklin-MA (42.73, 72.63) | Sullivan-NH (43.14, 72.43) |
15 | 14 | Maui-HI (20.76, 156.29) | Pacific Ocean (20.58, 156.19) | Pacific Ocean (20.92, 156.15) | Pacific Ocean (20.71, 156.50) |
16 | 14 | Manistee-MI (44.38, 86.03) | Great Lakes (44.41, 86.32) | Mason-MI (44.17, 86.04) | Grand Traverse-MI (44.51, 85.82) |
17 | 18 | Bedford-PA (39.99, 78.59) | Fulton-PA (39.90, 78.27) | Cambria-PA (40.24, 78.66) | Allegany-MD (39.72, 78.59) |
18 | 19 | Plymouth-MA (41.92, 70.97) | Bristol-RI (41.75, 71.26) | Atlantic Ocean (42.05, 70.64) | Providence-RI (41.90, 71.34) |
19 | 15 | Dane-WI (43.08, 89.46) | Columbia-WI (43.29, 89.46) | Green-WI (42.86, 89.46) | Columbia-WI (43.28, 89.36) |
20 | 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) |
21 | 9 | Adams-CO (39.87, 104.41) | Weld-CO (40.00, 104.41) | Arapahoe-CO (39.74, 104.41) | Arapahoe-CO (39.74, 104.41) |
22 | 13 | Ada-ID (43.41, 116.23) | Canyon-ID (43.46, 116.47) | Owyhee-ID (43.28, 116.41) | Elmore-ID (43.41, 115.98) |
23 | 11 | Itawamba-MS (34.31, 88.36) | Lee-MS (34.31, 88.54) | Marion-AL (34.30, 88.18) | Prentiss-MS (34.46, 88.36) |
24 | 12 | Rutland-VT (43.61, 73.02) | Washington-NY (43.55, 73.25) | Windsor-VT (43.59, 72.77) | Windsor-VT (43.72, 72.82) |
25 | 10 | Benton-AR (36.35, 94.41) | McDonald-MO (36.50, 94.41) | Delaware-OK (36.33, 94.59) | Washington-AR (36.21, 94.33) |
26 | 11 | Wake-NC (35.72, 78.75) | Durham-NC (35.87, 78.83) | Chatham-NC (35.77, 78.94) | Johnston-NC (35.60, 78.60) |
27 | 12 | Duval-FL (30.37, 81.64) | Clay-FL (30.19, 81.67) | Nassau-FL (30.52, 81.54) | Nassau-FL (30.51, 81.77) |
28 | 12 | Guadalupe-TX (29.56, 97.94) | Comal-TX (29.69, 98.08) | Bexar-TX (29.48, 98.12) | Gonzales-TX (29.46, 97.77) |
29 | 9 | Carroll-MD (39.59, 77.00) | Frederick-MD (39.50, 77.11) | Baltimore-MD (39.56, 76.85) | Adams-PA (39.72, 77.00) |
30 | 11 | Morgan-MO (38.40, 92.87) | Miller-MO (38.35, 92.69) | Moniteau-MO (38.52, 92.74) | Benton-MO (38.41, 93.07) |
31 | 11 | Webster-MO (37.33, 92.88) | Greene-MO (37.27, 93.06) | Wright-MO (37.32, 92.69) | Greene-MO (37.33, 93.08) |
32 | 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) |
33 | 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) |
34 | 8 | Chatham-GA (31.97, 81.06) | Bryan-GA (31.90, 81.17) | Atlantic Ocean (31.94, 80.93) | Jasper-SC (32.09, 81.05) |
35 | 6 | Gloucester-NJ (39.77, 75.21) | Salem-NJ (39.68, 75.26) | Camden-NJ (39.78, 75.09) | Delaware-PA (39.86, 75.24) |
36 | 9 | Glynn-GA (31.25, 81.60) | McIntosh-GA (31.36, 81.52) | Brantley-GA (31.29, 81.74) | Camden-GA (31.13, 81.57) |
37 | 10 | Marion-IN (39.78, 86.14) | Hancock-IN (39.78, 85.95) | Hendricks-IN (39.78, 86.33) | Johnson-IN (39.64, 86.14) |
38 | 8 | Lake-CO (39.18, 106.34) | Pitkin-CO (39.20, 106.49) | Chaffee-CO (39.06, 106.34) | Park-CO (39.19, 106.19) |
39 | 7 | DeKalb-GA (33.75, 84.22) | Fulton-GA (33.75, 84.35) | Henry-GA (33.65, 84.22) | Gwinnett-GA (33.81, 84.12) |
40 | 6 | Schenectady-NY (42.83, 74.02) | Montgomery-NY (42.90, 74.08) | Albany-NY (42.75, 74.00) | Saratoga-NY (42.90, 73.96) |
41 | 5 | Richmond-NY (40.56, 74.12) | Middlesex-NJ (40.58, 74.21) | Monmouth-NJ (40.50, 74.10) | Kings-NY (40.56, 74.04) |
42 | 4 | Baltimore City-MD (39.31, 76.61) | Baltimore-MD (39.37, 76.61) | Baltimore-MD (39.25, 76.65) | Baltimore-MD (39.31, 76.53) |
43 | 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) |
44 | 3 | Saint Louis City-MO (38.64, 90.24) | Saint Clair-IL (38.62, 90.18) | Saint Clair-IL (38.64, 90.18) | Saint Louis-MO (38.64, 90.30) |