area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 72676 | 3 | 8 | 2 | 2 | 1 | 520 | Nye-NV (38.92, 116.91) | Elko-NV (41.99, 114.04) | Tulare-CA (35.79, 119.54) |
2 | 12808 | 1 | 19 | 1 | 5 | 2 | 231 | Berkshire-MA (42.19, 73.11) | Rutland-VT (43.86, 72.87) | Nassau-NY (40.58, 73.75) |
3 | 9296 | 2 | 9 | 6 | 1 | 3 | 203 | Yolo-CA (38.62, 121.67) | San Francisco-CA (37.74, 123.16) | Placer-CA (39.32, 120.01) |
4 | 7114 | 4 | 7 | 6 | 1 | 6 | 147 | Orange-FL (28.44, 81.00) | Indian River-FL (27.56, 80.32) | Volusia-FL (29.32, 81.68) |
5 | 6348 | 6 | 4 | 6 | 1 | 5 | 151 | Broward-FL (26.20, 80.50) | Miami-Dade-FL (25.14, 80.78) | Martin-FL (27.26, 80.20) |
6 | 5701 | 4 | 7 | 6 | 1 | 4 | 152 | Washington-FL (30.67, 85.56) | Okaloosa-FL (30.39, 86.80) | Gadsden-FL (30.69, 84.28) |
7 | 4539 | 20 | 1 | 6 | 1 | 9 | 116 | Cibola-NM (34.82, 108.07) | Cibola-NM (34.58, 109.05) | Cibola-NM (34.96, 107.07) |
8 | 4394 | 20 | 1 | 6 | 1 | 10 | 115 | Lea-NM (32.79, 103.39) | Lea-NM (32.00, 103.72) | Lea-NM (33.57, 103.05) |
9 | 3544 | 6 | 4 | 6 | 1 | 7 | 135 | Alachua-FL (29.63, 82.47) | Columbia-FL (30.60, 82.69) | Citrus-FL (28.67, 82.26) |
10 | 3252 | 9 | 3 | 2 | 2 | 11 | 110 | Bailey-TX (34.26, 102.89) | Curry-NM (34.69, 103.71) | Lamb-TX (33.82, 102.09) |
11 | 2505 | 11 | 2 | 2 | 2 | 14 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
12 | 2334 | 20 | 1 | 6 | 1 | 18 | 66 | De Baca-NM (34.36, 104.42) | De Baca-NM (34.00, 104.79) | De Baca-NM (34.78, 104.13) |
13 | 2256 | 20 | 1 | 6 | 1 | 12 | 85 | Hancock-ME (44.69, 68.40) | Hancock-ME (44.12, 68.73) | Hancock-ME (45.26, 68.06) |
14 | 2185 | 20 | 1 | 6 | 1 | 8 | 120 | Ventura-CA (34.03, 119.40) | Ventura-CA (34.90, 119.38) | Ventura-CA (33.16, 119.47) |
15 | 2021 | 6 | 4 | 6 | 1 | 16 | 75 | Wayne-NC (35.43, 78.05) | Lenoir-NC (35.34, 77.39) | Johnston-NC (35.52, 78.71) |
16 | 2011 | 11 | 2 | 6 | 1 | 19 | 65 | Washita-OK (35.46, 99.00) | Washita-OK (35.10, 98.62) | Custer-OK (35.81, 99.38) |
17 | 1751 | 11 | 2 | 6 | 1 | 20 | 63 | Santa Clara-CA (37.14, 121.74) | Santa Clara-CA (37.43, 122.19) | Santa Clara-CA (36.96, 121.21) |
18 | 1744 | 11 | 2 | 2 | 2 | 15 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
19 | 1744 | 20 | 1 | 6 | 1 | 13 | 85 | Franklin-ME (45.08, 70.30) | Franklin-ME (44.49, 70.04) | Franklin-ME (45.67, 70.56) |
20 | 1301 | 11 | 2 | 6 | 1 | 17 | 73 | Ocean-NJ (40.01, 74.15) | Monmouth-NJ (40.52, 73.98) | Ocean-NJ (39.50, 74.32) |
21 | 1282 | 9 | 3 | 6 | 1 | 21 | 62 | Chittenden-VT (44.62, 73.01) | Chittenden-VT (44.16, 72.95) | Grand Isle-VT (45.01, 73.34) |
22 | 1269 | 11 | 2 | 6 | 1 | 22 | 61 | Anderson-SC (34.65, 82.71) | Pickens-SC (35.09, 82.78) | Anderson-SC (34.21, 82.74) |
23 | 1119 | 11 | 2 | 6 | 1 | 23 | 59 | Niagara-NY (43.25, 78.54) | Niagara-NY (43.08, 79.07) | Orleans-NY (43.42, 78.00) |
24 | 1036 | 20 | 1 | 6 | 1 | 24 | 56 | Calaveras-CA (38.22, 120.46) | Calaveras-CA (37.83, 120.65) | Calaveras-CA (38.51, 120.07) |
25 | 953 | 20 | 1 | 6 | 1 | 27 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
26 | 933 | 20 | 1 | 6 | 1 | 30 | 43 | Donley-TX (34.97, 100.82) | Donley-TX (34.75, 101.09) | Donley-TX (35.18, 100.54) |
27 | 915 | 20 | 1 | 6 | 1 | 31 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
28 | 901 | 20 | 1 | 6 | 1 | 33 | 43 | Lubbock-TX (33.61, 101.82) | Lubbock-TX (33.82, 102.09) | Lubbock-TX (33.40, 101.56) |
29 | 896 | 20 | 1 | 6 | 1 | 34 | 43 | Garza-TX (33.18, 101.30) | Garza-TX (33.40, 101.04) | Garza-TX (32.96, 101.56) |
30 | 760 | 11 | 2 | 6 | 1 | 26 | 45 | Montgomery-MD (39.18, 77.11) | Montgomery-MD (39.13, 77.52) | Howard-MD (39.21, 76.70) |
31 | 729 | 20 | 1 | 6 | 1 | 37 | 40 | Rockingham-NH (43.00, 71.10) | Rockingham-NH (42.82, 71.43) | Rockingham-NH (43.07, 70.70) |
32 | 710 | 20 | 1 | 6 | 1 | 29 | 44 | Marshall-MS (34.75, 89.48) | Marshall-MS (35.00, 89.72) | Marshall-MS (34.50, 89.25) |
33 | 698 | 20 | 1 | 6 | 1 | 42 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
34 | 635 | 20 | 1 | 6 | 1 | 36 | 41 | Wakulla-FL (30.19, 84.41) | Wakulla-FL (30.27, 84.74) | Wakulla-FL (30.10, 84.08) |
35 | 619 | 20 | 1 | 6 | 1 | 32 | 43 | Jo Daviess-IL (42.35, 90.29) | Jo Daviess-IL (42.49, 90.66) | Jo Daviess-IL (42.20, 89.92) |
36 | 605 | 20 | 1 | 6 | 1 | 38 | 40 | Lamar-AL (33.78, 88.10) | Lamar-AL (34.06, 88.21) | Lamar-AL (33.52, 87.95) |
37 | 593 | 20 | 1 | 6 | 1 | 44 | 36 | Webster-MO (37.28, 92.88) | Webster-MO (37.49, 93.07) | Webster-MO (37.07, 92.69) |
38 | 564 | 20 | 1 | 6 | 1 | 43 | 36 | Washington-IL (38.36, 89.42) | Washington-IL (38.50, 89.14) | Washington-IL (38.22, 89.70) |
39 | 561 | 20 | 1 | 6 | 1 | 28 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
40 | 552 | 20 | 1 | 6 | 1 | 25 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
41 | 537 | 20 | 1 | 6 | 1 | 45 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
42 | 503 | 20 | 1 | 6 | 1 | 40 | 40 | Pinellas-FL (27.90, 82.76) | Pinellas-FL (28.17, 82.87) | Pinellas-FL (27.61, 82.74) |
43 | 501 | 11 | 2 | 6 | 1 | 35 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
44 | 494 | 20 | 1 | 6 | 1 | 39 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
45 | 467 | 20 | 1 | 6 | 1 | 47 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
46 | 444 | 20 | 1 | 6 | 1 | 41 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
47 | 435 | 20 | 1 | 6 | 1 | 48 | 31 | Dubois-IN (38.37, 86.88) | Dubois-IN (38.53, 86.68) | Dubois-IN (38.20, 87.07) |
48 | 434 | 20 | 1 | 6 | 1 | 46 | 32 | Alamance-NC (36.04, 79.39) | Alamance-NC (35.84, 79.24) | Alamance-NC (36.25, 79.53) |
49 | 426 | 20 | 1 | 6 | 1 | 49 | 30 | Scott-MO (37.05, 89.58) | Scott-MO (36.86, 89.69) | Scott-MO (37.25, 89.47) |
50 | 405 | 20 | 1 | 6 | 1 | 50 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
51 | 313 | 20 | 1 | 6 | 1 | 51 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) |
52 | 223 | 20 | 1 | 6 | 1 | 52 | 24 | Edwards-IL (38.41, 88.05) | Edwards-IL (38.57, 87.95) | Edwards-IL (38.26, 88.15) |
53 | 184 | 20 | 1 | 6 | 1 | 53 | 21 | Stephens-GA (34.54, 83.29) | Stephens-GA (34.54, 83.10) | Stephens-GA (34.48, 83.46) |
54 | 66 | 20 | 1 | 6 | 1 | 54 | 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) |
55 | 61 | 20 | 1 | 6 | 1 | 55 | 15 | Hudson-NJ (40.73, 74.09) | Hudson-NJ (40.82, 74.02) | Hudson-NJ (40.64, 74.16) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 89 | White Pine-NV (39.84, 115.71) | Lincoln-NV (38.68, 115.00) | Juab-UT (39.84, 114.05) | Humboldt-NV (40.64, 117.02) |
2 | 41 | New Haven-CT (41.41, 72.73) | Hampden-MA (42.00, 72.82) | Westchester-NY (41.21, 73.48) | Atlantic Ocean (40.87, 72.39) |
3 | 23 | Napa-CA (38.56, 122.61) | Marin-CA (38.32, 122.90) | Yolo-CA (38.70, 122.22) | Mendocino-CA (38.85, 122.82) |
4 | 32 | Seminole-FL (28.65, 81.26) | Marion-FL (28.96, 81.66) | Polk-FL (28.35, 81.66) | Atlantic Ocean (28.89, 80.80) |
5 | 26 | Palm Beach-FL (26.70, 80.46) | Atlantic Ocean (26.73, 80.03) | Hendry-FL (26.70, 80.89) | Atlantic Ocean (26.68, 80.03) |
6 | 21 | Calhoun-FL (30.51, 85.38) | Liberty-FL (30.42, 85.03) | Holmes-FL (30.74, 85.62) | Gulf-FL (30.20, 85.38) |
7 | 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) |
8 | 22 | Lea-NM (32.73, 103.44) | Eddy-NM (32.52, 103.72) | Gaines-TX (32.73, 103.06) | Eddy-NM (32.73, 103.81) |
9 | 14 | Levy-FL (29.35, 82.71) | Marion-FL (29.21, 82.54) | Gilchrist-FL (29.56, 82.72) | Gulf of Mexico (29.16, 82.81) |
10 | 17 | Lamb-TX (34.07, 102.38) | Hale-TX (34.07, 102.09) | Castro-TX (34.31, 102.38) | Hockley-TX (33.83, 102.38) |
11 | 20 | Coos-NH (44.58, 71.44) | Caledonia-VT (44.61, 71.84) | Grafton-NH (44.41, 71.77) | Oxford-ME (44.59, 71.03) |
12 | 21 | De Baca-NM (34.30, 104.41) | Chaves-NM (34.08, 104.16) | Guadalupe-NM (34.60, 104.44) | Chaves-NM (34.00, 104.41) |
13 | 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) |
14 | 20 | Ventura-CA (34.44, 119.09) | Pacific Ocean (34.23, 119.33) | Los Angeles-CA (34.55, 118.76) | Santa Barbara-CA (34.44, 119.44) |
15 | 15 | Lenoir-NC (35.37, 77.73) | Duplin-NC (35.18, 77.83) | Jones-NC (35.24, 77.53) | Wilson-NC (35.57, 77.82) |
16 | 21 | Washita-OK (35.42, 98.99) | Beckham-OK (35.42, 99.36) | Kiowa-OK (35.12, 98.99) | Caddo-OK (35.42, 98.62) |
17 | 18 | Santa Clara-CA (37.21, 121.78) | Pacific Ocean (36.98, 121.93) | Stanislaus-CA (37.25, 121.46) | Alameda-CA (37.45, 121.92) |
18 | 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) |
19 | 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) |
20 | 13 | Ocean-NJ (40.10, 74.29) | Burlington-NJ (40.03, 74.53) | Atlantic Ocean (40.07, 74.04) | Middlesex-NJ (40.27, 74.42) |
21 | 12 | Chittenden-VT (44.48, 73.06) | Washington-VT (44.40, 72.84) | Franklin-VT (44.65, 73.00) | Essex-NY (44.47, 73.30) |
22 | 13 | Anderson-SC (34.51, 82.64) | Greenville-SC (34.56, 82.42) | Greenville-SC (34.57, 82.43) | Hart-GA (34.46, 82.86) |
23 | 11 | Niagara-NY (43.25, 78.60) | Erie-NY (43.10, 78.56) | Genesee-NY (43.13, 78.47) | Great Lakes (43.40, 78.67) |
24 | 12 | Calaveras-CA (38.12, 120.68) | Tuolumne-CA (37.99, 120.54) | Amador-CA (38.29, 120.75) | Stanislaus-CA (38.01, 120.85) |
25 | 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) |
26 | 15 | Donley-TX (34.97, 100.80) | Collingsworth-TX (34.97, 100.54) | Gray-TX (35.18, 100.81) | Hall-TX (34.75, 100.81) |
27 | 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) |
28 | 15 | Lubbock-TX (33.61, 101.82) | Hale-TX (33.83, 101.82) | Hockley-TX (33.61, 102.08) | Crosby-TX (33.61, 101.56) |
29 | 15 | Garza-TX (33.18, 101.30) | Borden-TX (32.96, 101.30) | Crosby-TX (33.40, 101.30) | Lynn-TX (33.18, 101.56) |
30 | 12 | Montgomery-MD (39.17, 77.12) | Fairfax-VA (39.03, 77.25) | Prince George's-MD (39.12, 76.91) | Frederick-MD (39.32, 77.24) |
31 | 10 | Rockingham-NH (42.96, 71.18) | Strafford-NH (43.08, 71.07) | Hillsborough-NH (42.94, 71.38) | Essex-MA (42.82, 71.13) |
32 | 11 | Marshall-MS (34.73, 89.49) | Benton-MS (34.84, 89.35) | Tate-MS (34.69, 89.67) | Benton-MS (34.74, 89.30) |
33 | 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) |
34 | 10 | Wakulla-FL (30.15, 84.45) | Gulf of Mexico (30.04, 84.33) | Leon-FL (30.30, 84.45) | Franklin-FL (30.00, 84.47) |
35 | 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) |
36 | 9 | Lamar-AL (33.66, 88.10) | Lowndes-MS (33.67, 88.26) | Pickens-AL (33.53, 88.11) | Fayette-AL (33.66, 87.95) |
37 | 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) |
38 | 10 | Washington-IL (38.36, 89.33) | Clinton-IL (38.49, 89.40) | Perry-IL (38.21, 89.33) | Jefferson-IL (38.36, 89.15) |
39 | 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) |
40 | 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) |
41 | 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) |
42 | 8 | Pinellas-FL (27.85, 82.70) | Hillsborough-FL (27.87, 82.57) | Hillsborough-FL (27.95, 82.64) | Gulf of Mexico (27.78, 82.80) |
43 | 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) |
44 | 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) |
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 | 9 | Dubois-IN (38.36, 86.90) | Perry-IN (38.25, 86.79) | Martin-IN (38.50, 86.89) | Pike-IN (38.36, 87.07) |
48 | 8 | Alamance-NC (36.08, 79.40) | Guilford-NC (36.08, 79.54) | Guilford-NC (36.08, 79.54) | Orange-NC (36.08, 79.26) |
49 | 10 | Scott-MO (37.05, 89.56) | Stoddard-MO (36.99, 89.72) | Mississippi-MO (36.94, 89.47) | Alexander-IL (37.13, 89.42) |
50 | 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) |
51 | 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) |
52 | 5 | Edwards-IL (38.46, 88.05) | Wabash-IL (38.41, 87.97) | Wabash-IL (38.48, 87.95) | Wayne-IL (38.46, 88.15) |
53 | 6 | Stephens-GA (34.56, 83.31) | Franklin-GA (34.47, 83.31) | Oconee-SC (34.62, 83.24) | Habersham-GA (34.59, 83.41) |
54 | 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) |
55 | 2 | Hudson-NJ (40.73, 74.07) | New York-NY (40.70, 74.04) | Bergen-NJ (40.76, 74.09) | Essex-NJ (40.73, 74.12) |