area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 2212542 | 1 | 1695 | 1 | 48 | 1 | 2910 | Rock-MN (43.84, 96.43) | San Francisco-CA (37.75, 123.17) | Washington-ME (44.74, 66.93) |
2 | 20225 | 8 | 2 | 3 | 1 | 3 | 322 | Denali-AK (63.98, 148.64) | Denali-AK (62.73, 153.00) | Fairbanks North Star-AK (65.09, 143.89) |
3 | 15912 | 2 | 15 | 3 | 1 | 5 | 264 | Highlands-FL (27.53, 81.37) | Citrus-FL (29.01, 82.74) | Broward-FL (25.98, 80.12) |
4 | 13790 | 3 | 9 | 3 | 1 | 4 | 270 | Webb-TX (27.58, 99.25) | Maverick-TX (29.08, 100.67) | Hidalgo-TX (26.06, 97.87) |
5 | 9769 | 4 | 5 | 3 | 1 | 2 | 394 | no county here (20.70, 157.50) | Kauai-HI (21.91, 160.28) | Hawaii-HI (19.45, 154.77) |
6 | 3163 | 8 | 2 | 3 | 1 | 7 | 127 | Chippewa-MI (46.38, 84.64) | Chippewa-MI (46.00, 83.43) | Luce-MI (46.74, 85.86) |
7 | 2631 | 21 | 1 | 3 | 1 | 6 | 178 | no county here (24.98, 81.62) | Monroe-FL (24.60, 82.98) | Monroe-FL (25.34, 80.25) |
8 | 2028 | 8 | 2 | 3 | 1 | 8 | 87 | Anderson-TX (31.98, 95.85) | Anderson-TX (31.60, 95.26) | Henderson-TX (32.36, 96.45) |
9 | 1949 | 21 | 1 | 3 | 1 | 11 | 69 | Anchorage-AK (61.14, 149.35) | Anchorage-AK (60.85, 148.47) | Anchorage-AK (61.17, 150.42) |
10 | 1865 | 5 | 3 | 3 | 1 | 17 | 62 | Crawford-IA (42.13, 95.15) | Carroll-IA (41.86, 94.63) | Sac-IA (42.56, 95.39) |
11 | 1850 | 8 | 2 | 3 | 1 | 12 | 68 | Young-TX (33.20, 98.44) | Young-TX (32.96, 98.95) | Jack-TX (33.43, 97.92) |
12 | 1478 | 8 | 2 | 3 | 1 | 13 | 66 | Lapeer-MI (42.92, 82.99) | Saint Clair-MI (42.48, 82.73) | Lapeer-MI (43.32, 83.35) |
13 | 1417 | 5 | 3 | 3 | 1 | 15 | 64 | Kane-IL (42.12, 88.57) | Kane-IL (41.72, 88.26) | Boone-IL (42.50, 88.94) |
14 | 1407 | 5 | 3 | 3 | 1 | 16 | 62 | Washington-IN (38.69, 85.97) | Jackson-IN (39.05, 86.32) | Clark-IN (38.27, 85.74) |
15 | 1254 | 21 | 1 | 3 | 1 | 21 | 58 | Clarke-AL (31.61, 87.87) | Clarke-AL (31.19, 87.94) | Clarke-AL (31.99, 87.67) |
16 | 1244 | 8 | 2 | 3 | 1 | 10 | 71 | Manatee-FL (27.21, 82.10) | DeSoto-FL (27.03, 81.56) | Sarasota-FL (27.39, 82.64) |
17 | 1148 | 8 | 2 | 3 | 1 | 18 | 60 | Osceola-MI (44.16, 85.45) | Wexford-MI (44.51, 85.82) | Osceola-MI (43.81, 85.09) |
18 | 1109 | 8 | 2 | 3 | 1 | 20 | 59 | Davidson-TN (36.09, 86.52) | Davidson-TN (36.05, 87.05) | Wilson-TN (35.96, 86.01) |
19 | 1101 | 8 | 2 | 3 | 1 | 27 | 49 | Christian-KY (36.89, 87.38) | Todd-KY (36.64, 87.06) | Christian-KY (37.15, 87.68) |
20 | 981 | 21 | 1 | 3 | 1 | 23 | 56 | Nacogdoches-TX (31.53, 94.63) | Nacogdoches-TX (31.85, 94.94) | Nacogdoches-TX (31.22, 94.33) |
21 | 931 | 8 | 2 | 2 | 2 | 22 | 57 | Hillsdale-MI (41.80, 84.78) | Hillsdale-MI (42.07, 84.36) | Steuben-IN (41.53, 85.19) |
22 | 918 | 8 | 2 | 3 | 1 | 25 | 51 | Barren-KY (37.09, 85.89) | Hart-KY (37.42, 85.66) | Barren-KY (36.72, 85.98) |
23 | 904 | 21 | 1 | 3 | 1 | 26 | 51 | Barbour-AL (31.84, 85.40) | Barbour-AL (32.06, 85.06) | Barbour-AL (31.62, 85.75) |
24 | 889 | 21 | 1 | 3 | 1 | 28 | 49 | Bladen-NC (34.65, 78.54) | Bladen-NC (34.47, 78.18) | Bladen-NC (34.84, 78.90) |
25 | 874 | 21 | 1 | 3 | 1 | 9 | 71 | no county here (45.43, 85.32) | Charlevoix-MI (45.12, 84.73) | Charlevoix-MI (45.74, 85.90) |
26 | 841 | 21 | 1 | 3 | 1 | 14 | 64 | Bristol Bay-AK (58.75, 157.16) | Bristol Bay-AK (58.89, 156.32) | Bristol Bay-AK (58.61, 158.00) |
27 | 801 | 21 | 1 | 3 | 1 | 24 | 54 | Columbia-FL (30.21, 82.60) | Columbia-FL (29.83, 82.69) | Columbia-FL (30.58, 82.46) |
28 | 790 | 21 | 1 | 3 | 1 | 33 | 40 | Randolph-NC (35.70, 79.81) | Randolph-NC (35.51, 80.07) | Randolph-NC (35.90, 79.54) |
29 | 760 | 8 | 2 | 3 | 1 | 19 | 59 | Pope-IL (37.50, 88.54) | Pope-IL (37.07, 88.48) | Saline-IL (37.91, 88.71) |
30 | 667 | 21 | 1 | 3 | 1 | 29 | 47 | Wayne-MI (42.27, 83.15) | Wayne-MI (42.09, 83.54) | Wayne-MI (42.45, 82.76) |
31 | 659 | 21 | 1 | 3 | 1 | 34 | 36 | Allamakee-IA (43.29, 91.39) | Allamakee-IA (43.08, 91.18) | Allamakee-IA (43.50, 91.61) |
32 | 642 | 21 | 1 | 3 | 1 | 30 | 44 | Jackson-AR (35.62, 91.26) | Jackson-AR (35.89, 91.03) | Jackson-AR (35.44, 91.58) |
33 | 638 | 21 | 1 | 3 | 1 | 36 | 34 | Oceana-MI (43.64, 86.28) | Oceana-MI (43.47, 86.53) | Oceana-MI (43.82, 86.04) |
34 | 613 | 21 | 1 | 3 | 1 | 31 | 42 | La Porte-IN (41.50, 86.73) | La Porte-IN (41.76, 86.52) | La Porte-IN (41.24, 86.93) |
35 | 595 | 8 | 2 | 3 | 1 | 32 | 40 | Harrison-KY (38.34, 84.42) | Harrison-KY (38.56, 84.17) | Scott-KY (38.11, 84.65) |
36 | 580 | 21 | 1 | 3 | 1 | 37 | 34 | Roscommon-MI (44.34, 84.61) | Roscommon-MI (44.16, 84.37) | Roscommon-MI (44.51, 84.85) |
37 | 573 | 21 | 1 | 3 | 1 | 38 | 34 | Hancock-IA (43.08, 93.74) | Hancock-IA (42.91, 93.97) | Hancock-IA (43.26, 93.50) |
38 | 472 | 21 | 1 | 3 | 1 | 35 | 35 | Harris-GA (32.73, 84.94) | Harris-GA (32.58, 84.69) | Harris-GA (32.87, 85.18) |
39 | 436 | 21 | 1 | 3 | 1 | 41 | 31 | Washington-WI (43.37, 88.23) | Washington-WI (43.54, 88.04) | Washington-WI (43.19, 88.42) |
40 | 371 | 21 | 1 | 3 | 1 | 40 | 31 | Crittenden-KY (37.34, 88.08) | Crittenden-KY (37.38, 87.80) | Crittenden-KY (37.40, 88.36) |
41 | 258 | 21 | 1 | 3 | 1 | 39 | 32 | Lincoln-GA (33.84, 82.43) | Lincoln-GA (33.98, 82.65) | Lincoln-GA (33.69, 82.22) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 597 | Uintah-UT (40.36, 109.67) | Mexico (32.72, 114.72) | Mexico (31.78, 108.21) | Canada (49.00, 109.66) |
2 | 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) |
3 | 34 | Osceola-FL (28.13, 81.44) | Seminole-FL (28.61, 81.33) | Sumter-FL (28.31, 81.96) | Highlands-FL (27.65, 81.44) |
4 | 42 | Dimmit-TX (28.47, 99.50) | Mexico (28.14, 100.08) | McMullen-TX (28.48, 98.80) | Uvalde-TX (29.09, 99.50) |
5 | 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) |
6 | 18 | Luce-MI (46.50, 85.32) | Great Lakes (46.54, 84.95) | Great Lakes (46.74, 85.48) | Mackinac-MI (46.25, 85.33) |
7 | 12 | Monroe-FL (25.62, 81.07) | Collier-FL (25.80, 81.07) | Gulf of Mexico (25.55, 81.25) | Miami-Dade-FL (25.63, 80.87) |
8 | 17 | Henderson-TX (32.08, 95.77) | Smith-TX (32.15, 95.48) | Navarro-TX (32.02, 96.05) | Freestone-TX (31.95, 96.02) |
9 | 18 | Anchorage-AK (61.16, 149.03) | Kenai Peninsula-AK (60.91, 149.19) | Valdez-Cordova-AK (61.16, 148.48) | Matanuska-Susitna-AK (61.43, 149.03) |
10 | 15 | Carroll-IA (42.08, 95.09) | Calhoun-IA (42.21, 94.86) | Ida-IA (42.21, 95.32) | Audubon-IA (41.86, 95.09) |
11 | 16 | Jack-TX (33.24, 98.19) | Palo Pinto-TX (33.01, 98.20) | Wise-TX (33.23, 97.92) | Clay-TX (33.47, 98.19) |
12 | 12 | Lapeer-MI (43.07, 83.21) | Genesee-MI (43.07, 83.46) | Oakland-MI (42.89, 83.20) | Sanilac-MI (43.15, 83.00) |
13 | 13 | McHenry-IL (42.31, 88.45) | Lake-IL (42.31, 88.20) | Walworth-WI (42.49, 88.45) | DeKalb-IL (42.15, 88.59) |
14 | 12 | Jackson-IN (38.86, 86.05) | Bartholomew-IN (39.04, 86.06) | Lawrence-IN (38.86, 86.28) | Scott-IN (38.73, 85.89) |
15 | 15 | Clarke-AL (31.72, 87.83) | Wilcox-AL (31.83, 87.62) | Wilcox-AL (31.88, 87.67) | Washington-AL (31.58, 88.02) |
16 | 11 | DeSoto-FL (27.19, 81.82) | Hardee-FL (27.34, 81.86) | Charlotte-FL (27.03, 81.82) | Hardee-FL (27.34, 81.82) |
17 | 12 | Wexford-MI (44.34, 85.58) | Lake-MI (44.16, 85.58) | Missaukee-MI (44.34, 85.34) | Manistee-MI (44.34, 85.82) |
18 | 10 | Davidson-TN (36.19, 86.80) | Sumner-TN (36.26, 86.64) | Cheatham-TN (36.22, 86.98) | Williamson-TN (36.04, 86.82) |
19 | 15 | Christian-KY (36.86, 87.40) | Trigg-KY (36.87, 87.67) | Montgomery-TN (36.64, 87.40) | Muhlenberg-KY (37.04, 87.25) |
20 | 13 | Nacogdoches-TX (31.65, 94.63) | Shelby-TX (31.71, 94.42) | Rusk-TX (31.84, 94.63) | Angelina-TX (31.46, 94.66) |
21 | 12 | Hillsdale-MI (41.87, 84.59) | Williams-OH (41.70, 84.59) | Lenawee-MI (41.88, 84.36) | Branch-MI (41.87, 84.83) |
22 | 10 | Hart-KY (37.29, 85.88) | Grayson-KY (37.39, 86.02) | Edmonson-KY (37.22, 86.05) | Green-KY (37.30, 85.70) |
23 | 11 | Barbour-AL (31.87, 85.33) | Bullock-AL (32.01, 85.43) | Henry-AL (31.71, 85.34) | Quitman-GA (31.86, 85.14) |
24 | 13 | Bladen-NC (34.64, 78.59) | Columbus-NC (34.47, 78.67) | Sampson-NC (34.73, 78.39) | Robeson-NC (34.67, 78.81) |
25 | 7 | Charlevoix-MI (45.70, 85.57) | Great Lakes (45.79, 85.62) | Great Lakes (45.65, 85.68) | Great Lakes (45.68, 85.43) |
26 | 10 | Bristol Bay-AK (58.75, 156.59) | Lake and Peninsula-AK (58.75, 156.32) | Lake and Peninsula-AK (58.89, 156.60) | Lake and Peninsula-AK (58.61, 156.59) |
27 | 10 | Columbia-FL (30.19, 82.63) | Union-FL (30.08, 82.52) | Baker-FL (30.19, 82.46) | Suwannee-FL (30.19, 82.79) |
28 | 14 | Randolph-NC (35.71, 79.81) | Davidson-NC (35.72, 80.06) | Montgomery-NC (35.51, 79.81) | Guilford-NC (35.91, 79.80) |
29 | 9 | Saline-IL (37.68, 88.54) | Gallatin-IL (37.68, 88.38) | Williamson-IL (37.68, 88.71) | Hardin-IL (37.60, 88.41) |
30 | 11 | Wayne-MI (42.28, 83.33) | Oakland-MI (42.44, 83.34) | Washtenaw-MI (42.28, 83.54) | Canada (42.24, 83.13) |
31 | 11 | Allamakee-IA (43.25, 91.38) | Clayton-IA (43.08, 91.38) | Crawford-WI (43.35, 91.20) | Winneshiek-IA (43.25, 91.60) |
32 | 9 | Jackson-AR (35.56, 91.19) | Independence-AR (35.64, 91.32) | Woodruff-AR (35.45, 91.25) | Poinsett-AR (35.56, 91.04) |
33 | 12 | Oceana-MI (43.64, 86.28) | Mason-MI (43.82, 86.27) | Muskegon-MI (43.47, 86.29) | Newaygo-MI (43.64, 86.04) |
34 | 11 | La Porte-IN (41.58, 86.72) | Saint Joseph-IN (41.65, 86.53) | Porter-IN (41.58, 86.93) | Saint Joseph-IN (41.52, 86.52) |
35 | 8 | Harrison-KY (38.44, 84.34) | Bourbon-KY (38.32, 84.30) | Bourbon-KY (38.34, 84.24) | Pendleton-KY (38.53, 84.43) |
36 | 12 | Roscommon-MI (44.33, 84.61) | Clare-MI (44.16, 84.61) | Ogemaw-MI (44.34, 84.37) | Missaukee-MI (44.33, 84.85) |
37 | 12 | Hancock-IA (43.08, 93.73) | Wright-IA (42.91, 93.73) | Cerro Gordo-IA (43.08, 93.50) | Kossuth-IA (43.08, 93.97) |
38 | 9 | Harris-GA (32.73, 84.86) | Muscogee-GA (32.61, 84.91) | Talbot-GA (32.70, 84.70) | Meriwether-GA (32.87, 84.85) |
39 | 9 | Washington-WI (43.32, 88.24) | Ozaukee-WI (43.32, 88.06) | Dodge-WI (43.37, 88.40) | Waukesha-WI (43.19, 88.24) |
40 | 8 | Crittenden-KY (37.35, 88.11) | Hardin-IL (37.47, 88.13) | Livingston-KY (37.27, 88.22) | Caldwell-KY (37.26, 88.02) |
41 | 7 | Lincoln-GA (33.76, 82.43) | McCormick-SC (33.84, 82.37) | Wilkes-GA (33.72, 82.53) | Columbia-GA (33.68, 82.37) |