area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 254475 | 1 | 449 | 1 | 10 | 1 | 1135 | Des Moines-IA (40.82, 91.34) | Dundy-NE (40.00, 102.05) | Columbiana-OH (40.64, 80.52) |
2 | 26768 | 7 | 11 | 11 | 1 | 5 | 274 | Tehama-CA (40.15, 122.49) | Napa-CA (38.15, 122.20) | Siskiyou-CA (42.00, 123.52) |
3 | 23581 | 4 | 16 | 2 | 4 | 2 | 351 | Sioux-NE (42.73, 103.51) | Phillips-CO (40.44, 102.05) | Crook-WY (45.00, 105.09) |
4 | 21786 | 12 | 4 | 4 | 2 | 4 | 295 | Inyo-CA (37.26, 117.60) | Inyo-CA (35.81, 115.65) | Mono-CA (38.71, 119.59) |
5 | 18671 | 26 | 1 | 11 | 1 | 6 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
6 | 15115 | 5 | 12 | 4 | 2 | 3 | 310 | Lipscomb-TX (36.39, 100.32) | Cimarron-OK (37.00, 103.00) | Kingfisher-OK (35.73, 97.67) |
7 | 15046 | 3 | 24 | 3 | 3 | 8 | 199 | Windham-CT (41.85, 72.13) | Fairfield-CT (40.98, 73.66) | Essex-MA (42.69, 70.55) |
8 | 12778 | 26 | 1 | 11 | 1 | 7 | 214 | Denali-AK (63.52, 150.08) | Denali-AK (64.26, 147.00) | Denali-AK (62.73, 153.00) |
9 | 10492 | 26 | 1 | 11 | 1 | 11 | 157 | Sweetwater-WY (41.64, 108.80) | Sweetwater-WY (42.26, 107.52) | Sweetwater-WY (41.00, 110.05) |
10 | 9241 | 5 | 12 | 11 | 1 | 10 | 160 | Cleveland-AR (33.89, 92.07) | Chicot-AR (33.00, 91.17) | Pulaski-AR (34.91, 92.75) |
11 | 7467 | 2 | 29 | 4 | 2 | 9 | 162 | Pendleton-KY (38.60, 84.47) | Washington-KY (37.66, 85.35) | Clinton-OH (39.54, 83.58) |
12 | 6962 | 8 | 9 | 11 | 1 | 12 | 147 | Blaine-NE (41.96, 100.18) | McPherson-NE (41.40, 101.41) | Rock-NE (42.80, 99.26) |
13 | 4483 | 26 | 1 | 11 | 1 | 16 | 103 | Imperial-CA (33.01, 115.34) | Imperial-CA (33.43, 114.63) | Imperial-CA (32.62, 116.11) |
14 | 4380 | 26 | 1 | 11 | 1 | 14 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) |
15 | 4136 | 9 | 6 | 11 | 1 | 13 | 122 | Santa Clara-CA (37.38, 122.19) | San Francisco-CA (37.79, 123.17) | Santa Clara-CA (36.96, 121.21) |
16 | 3814 | 26 | 1 | 11 | 1 | 15 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) |
17 | 3609 | 13 | 3 | 11 | 1 | 18 | 91 | Park-CO (39.00, 105.83) | Chaffee-CO (38.42, 106.25) | Park-CO (39.57, 105.40) |
18 | 3248 | 26 | 1 | 11 | 1 | 27 | 83 | Duchesne-UT (40.31, 110.41) | Duchesne-UT (40.81, 109.98) | Duchesne-UT (39.81, 110.86) |
19 | 2630 | 10 | 5 | 11 | 1 | 20 | 88 | Marshall-TN (35.53, 86.73) | Williamson-TN (36.05, 87.18) | Lincoln-TN (34.99, 86.32) |
20 | 2535 | 19 | 2 | 4 | 2 | 21 | 87 | Essex-NY (44.24, 73.58) | Essex-NY (43.92, 74.34) | Chittenden-VT (44.55, 72.81) |
21 | 2458 | 10 | 5 | 4 | 2 | 17 | 102 | Hardin-TN (35.15, 88.00) | Alcorn-MS (34.76, 88.75) | Lewis-TN (35.66, 87.33) |
22 | 2415 | 13 | 3 | 11 | 1 | 19 | 88 | Yell-AR (34.86, 93.44) | Logan-AR (35.14, 94.14) | Garland-AR (34.50, 92.79) |
23 | 2415 | 19 | 2 | 11 | 1 | 29 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) |
24 | 2245 | 26 | 1 | 11 | 1 | 22 | 85 | Washakie-WY (43.84, 107.83) | Washakie-WY (43.50, 107.11) | Washakie-WY (44.17, 108.55) |
25 | 2204 | 26 | 1 | 11 | 1 | 30 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
26 | 2130 | 26 | 1 | 11 | 1 | 35 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
27 | 1937 | 19 | 2 | 11 | 1 | 26 | 84 | Nevada-CA (39.39, 120.64) | Nevada-CA (39.03, 121.28) | Sierra-CA (39.73, 120.00) |
28 | 1913 | 26 | 1 | 11 | 1 | 24 | 85 | Cook-MN (47.79, 90.31) | Cook-MN (47.39, 91.03) | Cook-MN (47.98, 89.43) |
29 | 1907 | 13 | 3 | 11 | 1 | 32 | 71 | Hempstead-AR (33.52, 93.64) | Lafayette-AR (33.02, 93.49) | Hempstead-AR (34.01, 93.82) |
30 | 1831 | 26 | 1 | 11 | 1 | 23 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
31 | 1806 | 26 | 1 | 11 | 1 | 28 | 77 | Pierce-WA (47.10, 122.12) | Pierce-WA (47.40, 122.80) | Pierce-WA (46.79, 121.44) |
32 | 1790 | 26 | 1 | 11 | 1 | 33 | 70 | El Dorado-CA (38.81, 120.51) | El Dorado-CA (38.71, 121.15) | El Dorado-CA (38.90, 119.88) |
33 | 1744 | 19 | 2 | 4 | 2 | 25 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
34 | 1520 | 13 | 3 | 11 | 1 | 31 | 71 | Noble-OH (39.66, 81.44) | Monroe-OH (39.85, 80.82) | Morgan-OH (39.46, 82.06) |
35 | 1293 | 13 | 3 | 11 | 1 | 34 | 69 | Jackson-OH (38.91, 82.49) | Vinton-OH (39.38, 82.29) | Lawrence-OH (38.40, 82.56) |
36 | 1278 | 26 | 1 | 11 | 1 | 41 | 52 | Price-WI (45.68, 90.36) | Price-WI (45.38, 90.68) | Price-WI (45.98, 90.04) |
37 | 1218 | 26 | 1 | 11 | 1 | 37 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
38 | 1150 | 26 | 1 | 11 | 1 | 39 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
39 | 1138 | 19 | 2 | 4 | 2 | 40 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) |
40 | 1124 | 26 | 1 | 11 | 1 | 38 | 56 | Hinsdale-CO (37.80, 107.29) | Hinsdale-CO (38.15, 107.00) | Hinsdale-CO (37.42, 107.48) |
41 | 1048 | 26 | 1 | 11 | 1 | 43 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) |
42 | 932 | 13 | 3 | 11 | 1 | 42 | 51 | Daviess-KY (37.69, 87.03) | Hancock-KY (37.91, 86.65) | McLean-KY (37.40, 87.33) |
43 | 915 | 26 | 1 | 11 | 1 | 46 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
44 | 898 | 19 | 2 | 11 | 1 | 36 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
45 | 867 | 26 | 1 | 11 | 1 | 45 | 43 | Kingman-KS (37.56, 98.14) | Kingman-KS (37.38, 98.46) | Kingman-KS (37.73, 97.81) |
46 | 822 | 26 | 1 | 11 | 1 | 49 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
47 | 742 | 26 | 1 | 11 | 1 | 47 | 43 | Noble-OK (36.38, 97.19) | Noble-OK (36.60, 96.91) | Noble-OK (36.16, 97.46) |
48 | 705 | 26 | 1 | 11 | 1 | 51 | 38 | Fayette-TN (35.20, 89.41) | Fayette-TN (35.40, 89.18) | Fayette-TN (35.00, 89.64) |
49 | 698 | 26 | 1 | 11 | 1 | 52 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
50 | 561 | 26 | 1 | 11 | 1 | 44 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
51 | 537 | 26 | 1 | 11 | 1 | 56 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
52 | 534 | 26 | 1 | 11 | 1 | 55 | 34 | Hancock-OH (40.99, 83.65) | Hancock-OH (40.82, 83.88) | Hancock-OH (41.17, 83.42) |
53 | 512 | 26 | 1 | 11 | 1 | 53 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) |
54 | 501 | 19 | 2 | 11 | 1 | 48 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
55 | 494 | 26 | 1 | 11 | 1 | 50 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
56 | 404 | 26 | 1 | 11 | 1 | 54 | 35 | Geary-KS (39.05, 96.73) | Geary-KS (38.87, 96.50) | Geary-KS (39.22, 96.96) |
57 | 324 | 26 | 1 | 11 | 1 | 57 | 33 | Meade-KY (38.00, 86.20) | Meade-KY (38.19, 86.37) | Meade-KY (37.82, 86.01) |
58 | 313 | 26 | 1 | 11 | 1 | 58 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) |
59 | 68 | 26 | 1 | 11 | 1 | 59 | 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 | 161 | Scotland-MO (40.50, 92.23) | Saint Louis City-MO (38.77, 90.18) | Grant-WI (42.51, 90.64) | Atchison-KS (39.62, 95.06) |
2 | 57 | Glenn-CA (39.79, 122.50) | Humboldt-CA (40.00, 123.54) | Yuba-CA (39.32, 121.61) | Plumas-CA (39.90, 121.43) |
3 | 40 | Sioux-NE (42.43, 103.88) | Morrill-NE (42.00, 103.36) | Fall River-SD (43.00, 103.88) | Platte-WY (42.43, 104.66) |
4 | 45 | Inyo-CA (36.45, 117.66) | Kern-CA (35.80, 117.66) | Nye-NV (36.92, 117.10) | Fresno-CA (36.75, 118.37) |
5 | 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) |
6 | 28 | Woodward-OK (36.42, 99.49) | Roger Mills-OK (36.01, 99.42) | Woods-OK (36.79, 99.27) | Lipscomb-TX (36.42, 100.00) |
7 | 52 | Tolland-CT (41.97, 72.47) | Suffolk-NY (41.29, 72.02) | Cheshire-NH (42.73, 72.43) | Dutchess-NY (42.00, 73.49) |
8 | 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) |
9 | 44 | Sweetwater-WY (41.63, 108.77) | Fremont-WY (42.26, 108.77) | Moffat-CO (41.00, 108.78) | Carbon-WY (41.63, 107.93) |
10 | 27 | Bradley-AR (33.41, 92.09) | Ouachita-AR (33.37, 92.57) | Union-LA (33.01, 92.10) | Lincoln-AR (33.79, 91.98) |
11 | 20 | Henry-KY (38.41, 85.09) | Jefferson-KY (38.26, 85.40) | Scott-KY (38.35, 84.74) | Clark-IN (38.54, 85.42) |
12 | 24 | Hooker-NE (41.74, 100.94) | Arthur-NE (41.74, 101.41) | Lincoln-NE (41.39, 100.94) | Cherry-NE (42.09, 100.94) |
13 | 27 | Imperial-CA (33.04, 115.63) | Riverside-CA (33.43, 115.62) | San Diego-CA (33.07, 116.08) | Mexico (32.66, 115.58) |
14 | 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) |
15 | 26 | Alameda-CA (37.64, 122.03) | Pacific Ocean (37.49, 122.46) | San Joaquin-CA (37.64, 121.56) | Pacific Ocean (37.66, 122.49) |
16 | 25 | Culberson-TX (31.63, 104.49) | Eddy-NM (32.00, 104.48) | Hudspeth-TX (31.63, 104.91) | Reeves-TX (31.61, 104.06) |
17 | 24 | Park-CO (39.04, 105.83) | Jefferson-CO (39.13, 105.40) | Summit-CO (39.36, 106.02) | Fremont-CO (38.69, 105.83) |
18 | 24 | Duchesne-UT (40.16, 110.44) | Carbon-UT (39.81, 110.44) | Uintah-UT (40.16, 109.98) | Wasatch-UT (40.16, 110.90) |
19 | 16 | Bedford-TN (35.60, 86.53) | Coffee-TN (35.62, 86.25) | Maury-TN (35.71, 86.78) | Moore-TN (35.36, 86.51) |
20 | 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) |
21 | 15 | Wayne-TN (35.22, 87.84) | Decatur-TN (35.39, 87.98) | Lauderdale-AL (35.00, 87.84) | Lawrence-TN (35.21, 87.58) |
22 | 16 | Yell-AR (35.09, 93.44) | Scott-AR (35.02, 93.70) | Perry-AR (34.93, 93.23) | Johnson-AR (35.33, 93.42) |
23 | 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) |
24 | 17 | Washakie-WY (43.92, 107.48) | Big Horn-WY (44.17, 107.48) | Hot Springs-WY (43.73, 107.72) | Johnson-WY (43.92, 107.13) |
25 | 17 | Taos-NM (36.75, 105.67) | Colfax-NM (36.68, 105.37) | Costilla-CO (37.00, 105.67) | Rio Arriba-NM (36.72, 105.98) |
26 | 21 | El Paso-CO (38.82, 104.55) | Elbert-CO (39.13, 104.55) | Teller-CO (38.80, 104.94) | Pueblo-CO (38.52, 104.55) |
27 | 14 | Sierra-CA (39.49, 120.77) | Plumas-CA (39.68, 120.68) | Yuba-CA (39.48, 121.03) | Placer-CA (39.31, 120.67) |
28 | 16 | Cook-MN (47.86, 90.67) | Great Lakes (47.66, 90.49) | Canada (48.10, 90.70) | Lake-MN (47.86, 91.02) |
29 | 17 | Hempstead-AR (33.67, 93.50) | Miller-AR (33.53, 93.74) | Columbia-AR (33.44, 93.37) | Clark-AR (33.84, 93.29) |
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 | 14 | Pierce-WA (46.96, 122.07) | King-WA (47.14, 121.94) | Thurston-WA (46.83, 122.30) | Lewis-WA (46.75, 122.08) |
32 | 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) |
33 | 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) |
34 | 11 | Morgan-OH (39.60, 81.83) | Noble-OH (39.67, 81.64) | Muskingum-OH (39.76, 81.82) | Athens-OH (39.45, 81.84) |
35 | 12 | Vinton-OH (39.19, 82.54) | Gallia-OH (39.04, 82.44) | Meigs-OH (39.18, 82.31) | Ross-OH (39.21, 82.76) |
36 | 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) |
37 | 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) |
38 | 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) |
39 | 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) |
40 | 11 | Hinsdale-CO (37.98, 107.33) | Ouray-CO (38.06, 107.51) | San Juan-CO (37.94, 107.53) | Mineral-CO (37.94, 107.14) |
41 | 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) |
42 | 10 | Daviess-KY (37.63, 87.21) | Ohio-KY (37.55, 87.05) | Henderson-KY (37.75, 87.31) | Hopkins-KY (37.55, 87.36) |
43 | 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) |
44 | 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) |
45 | 12 | Kingman-KS (37.56, 98.25) | Reno-KS (37.73, 98.24) | Pratt-KS (37.56, 98.46) | Harper-KS (37.38, 98.24) |
46 | 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) |
47 | 12 | Noble-OK (36.40, 97.25) | Garfield-OK (36.40, 97.46) | Payne-OK (36.25, 97.14) | Pawnee-OK (36.40, 97.03) |
48 | 13 | Fayette-TN (35.22, 89.41) | Haywood-TN (35.40, 89.41) | Shelby-TN (35.22, 89.64) | Hardeman-TN (35.21, 89.19) |
49 | 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) |
50 | 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) |
51 | 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) |
52 | 11 | Hancock-OH (41.01, 83.67) | Wood-OH (41.17, 83.67) | Putnam-OH (41.01, 83.88) | Wyandot-OH (40.91, 83.51) |
53 | 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) |
54 | 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) |
55 | 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) |
56 | 7 | Geary-KS (38.98, 96.79) | Riley-KS (39.08, 96.74) | Dickinson-KS (38.98, 96.93) | Morris-KS (38.87, 96.79) |
57 | 6 | Meade-KY (37.89, 86.11) | Breckinridge-KY (37.83, 86.19) | Hardin-KY (37.81, 86.10) | Harrison-IN (37.96, 86.05) |
58 | 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) |
59 | 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) |