area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 124977 | 1 | 216 | 1 | 10 | 1 | 1125 | Beaufort-SC (32.47, 80.53) | Monroe-FL (24.58, 82.93) | Franklin-PA (40.29, 77.67) |
2 | 77356 | 2 | 49 | 4 | 3 | 2 | 603 | Lincoln-CO (39.21, 103.52) | Garfield-CO (39.66, 109.05) | Ellsworth-KS (38.52, 97.92) |
3 | 18671 | 19 | 1 | 12 | 1 | 7 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
4 | 11082 | 5 | 12 | 12 | 1 | 3 | 376 | Lincoln-NE (41.10, 100.46) | Seward-NE (40.70, 96.91) | Kimball-NE (41.39, 104.05) |
5 | 8865 | 6 | 11 | 3 | 4 | 6 | 227 | Sullivan-NH (43.23, 72.27) | Providence-RI (41.74, 71.36) | Chittenden-VT (44.72, 73.23) |
6 | 8255 | 4 | 18 | 4 | 3 | 4 | 324 | Shelby-IL (39.36, 88.52) | Hancock-IN (39.95, 85.58) | Warren-MO (38.71, 91.42) |
7 | 6770 | 3 | 21 | 2 | 5 | 8 | 206 | Bucks-PA (40.33, 74.96) | Westchester-NY (41.37, 73.54) | Harford-MD (39.28, 76.34) |
8 | 5783 | 7 | 10 | 7 | 2 | 5 | 239 | Lafayette-MO (38.98, 93.83) | Callaway-MO (38.70, 91.65) | Shawnee-KS (39.22, 96.04) |
9 | 4831 | 8 | 7 | 4 | 3 | 9 | 191 | Washington-PA (40.09, 80.45) | Somerset-PA (40.24, 78.66) | Muskingum-OH (39.91, 82.23) |
10 | 4828 | 12 | 2 | 7 | 2 | 10 | 123 | Dona Ana-NM (32.17, 106.52) | El Paso-TX (31.39, 106.00) | Dona Ana-NM (32.78, 107.30) |
11 | 4652 | 19 | 1 | 12 | 1 | 14 | 101 | Graham-AZ (32.93, 109.78) | Graham-AZ (33.38, 110.44) | Graham-AZ (32.43, 109.11) |
12 | 4539 | 19 | 1 | 12 | 1 | 12 | 116 | Cibola-NM (34.82, 108.07) | Cibola-NM (34.58, 109.05) | Cibola-NM (34.96, 107.07) |
13 | 3232 | 19 | 1 | 12 | 1 | 16 | 90 | Washington-ME (45.04, 67.71) | Washington-ME (45.69, 67.73) | Washington-ME (44.39, 67.90) |
14 | 2889 | 11 | 3 | 12 | 1 | 17 | 83 | Santa Rosa-FL (30.68, 86.99) | Okaloosa-FL (30.99, 86.39) | Escambia-FL (30.28, 87.52) |
15 | 2859 | 9 | 5 | 7 | 2 | 11 | 117 | Pottawattamie-IA (41.33, 95.35) | Adair-IA (41.16, 94.24) | Douglas-NE (41.39, 96.47) |
16 | 2476 | 19 | 1 | 12 | 1 | 15 | 93 | Clallam-WA (48.18, 123.83) | Clallam-WA (48.49, 124.73) | Clallam-WA (47.87, 122.95) |
17 | 2164 | 9 | 5 | 7 | 2 | 13 | 109 | Miami-OH (39.95, 84.22) | Madison-OH (40.11, 83.21) | Wayne-IN (39.79, 85.22) |
18 | 1995 | 19 | 1 | 12 | 1 | 23 | 69 | Aitkin-MN (46.59, 93.41) | Aitkin-MN (46.16, 93.05) | Aitkin-MN (47.03, 93.78) |
19 | 1931 | 19 | 1 | 12 | 1 | 20 | 76 | Adams-WA (47.00, 118.67) | Adams-WA (47.26, 117.96) | Adams-WA (46.74, 119.37) |
20 | 1780 | 19 | 1 | 12 | 1 | 19 | 78 | Lake of the Woods-MN (48.87, 94.82) | Lake of the Woods-MN (49.38, 95.15) | Lake of the Woods-MN (48.37, 94.43) |
21 | 1718 | 12 | 2 | 12 | 1 | 21 | 73 | Adams-IL (39.80, 91.06) | Pike-IL (39.40, 90.61) | Adams-IL (40.20, 91.51) |
22 | 1429 | 12 | 2 | 12 | 1 | 18 | 83 | Centre-PA (40.85, 77.59) | Union-PA (40.88, 76.80) | Centre-PA (40.75, 78.38) |
23 | 1426 | 12 | 2 | 7 | 2 | 25 | 64 | Cook-IL (41.47, 87.75) | Will-IL (41.72, 88.26) | Lake-IN (41.24, 87.22) |
24 | 1371 | 19 | 1 | 12 | 1 | 26 | 60 | Adams-ID (44.86, 116.49) | Adams-ID (44.44, 116.30) | Adams-ID (45.27, 116.69) |
25 | 1322 | 12 | 2 | 12 | 1 | 30 | 55 | New Haven-CT (41.38, 72.82) | New Haven-CT (41.49, 73.33) | Middlesex-CT (41.21, 72.34) |
26 | 1250 | 19 | 1 | 12 | 1 | 22 | 72 | Dare-NC (35.71, 75.74) | Dare-NC (35.19, 75.75) | Dare-NC (36.23, 75.77) |
27 | 1204 | 12 | 2 | 12 | 1 | 29 | 57 | Cedar-IA (41.73, 91.37) | Cedar-IA (41.95, 90.90) | Johnson-IA (41.51, 91.83) |
28 | 1066 | 19 | 1 | 12 | 1 | 24 | 68 | Dolores-CO (37.68, 108.47) | Dolores-CO (37.77, 107.86) | Dolores-CO (37.48, 109.04) |
29 | 1060 | 19 | 1 | 12 | 1 | 31 | 55 | Ada-ID (43.46, 116.24) | Ada-ID (43.81, 116.51) | Ada-ID (43.11, 115.98) |
30 | 987 | 19 | 1 | 12 | 1 | 32 | 53 | Adams-ND (46.11, 102.50) | Adams-ND (46.28, 103.00) | Adams-ND (45.94, 102.00) |
31 | 958 | 19 | 1 | 12 | 1 | 27 | 57 | Accomack-VA (37.79, 75.67) | Accomack-VA (37.55, 76.10) | Accomack-VA (38.03, 75.24) |
32 | 930 | 12 | 2 | 12 | 1 | 33 | 50 | Saint Joseph-IN (41.60, 86.09) | Saint Joseph-IN (41.76, 86.52) | Elkhart-IN (41.44, 85.65) |
33 | 822 | 19 | 1 | 12 | 1 | 28 | 57 | Alameda-CA (37.68, 121.92) | Alameda-CA (37.48, 121.47) | Alameda-CA (37.88, 122.38) |
34 | 782 | 19 | 1 | 12 | 1 | 37 | 40 | Alcona-MI (44.68, 83.57) | Alcona-MI (44.86, 83.24) | Alcona-MI (44.51, 83.89) |
35 | 727 | 19 | 1 | 12 | 1 | 39 | 38 | Albemarle-VA (38.00, 78.54) | Albemarle-VA (37.72, 78.66) | Albemarle-VA (38.28, 78.66) |
36 | 688 | 19 | 1 | 12 | 1 | 34 | 45 | Adams-WI (43.95, 89.75) | Adams-WI (43.64, 89.60) | Adams-WI (44.25, 89.90) |
37 | 658 | 19 | 1 | 12 | 1 | 44 | 36 | Acadia-LA (30.29, 92.43) | Acadia-LA (30.44, 92.18) | Acadia-LA (30.09, 92.62) |
38 | 591 | 19 | 1 | 12 | 1 | 46 | 35 | Dallas-IA (41.69, 94.03) | Dallas-IA (41.86, 94.28) | Dallas-IA (41.51, 93.79) |
39 | 586 | 19 | 1 | 12 | 1 | 45 | 36 | Adams-OH (38.82, 83.46) | Adams-OH (39.02, 83.67) | Adams-OH (38.60, 83.29) |
40 | 577 | 19 | 1 | 12 | 1 | 36 | 40 | Adair-OK (35.90, 94.64) | Adair-OK (36.16, 94.80) | Adair-OK (35.64, 94.47) |
41 | 570 | 19 | 1 | 12 | 1 | 48 | 34 | Adair-MO (40.19, 92.60) | Adair-MO (40.34, 92.86) | Adair-MO (40.04, 92.35) |
42 | 566 | 19 | 1 | 12 | 1 | 41 | 37 | Cass-NE (40.90, 96.15) | Cass-NE (41.02, 96.46) | Cass-NE (40.78, 95.83) |
43 | 562 | 19 | 1 | 12 | 1 | 43 | 36 | Cuyahoga-OH (41.49, 81.68) | Cuyahoga-OH (41.71, 81.49) | Cuyahoga-OH (41.28, 81.88) |
44 | 534 | 19 | 1 | 12 | 1 | 38 | 40 | Albany-NY (42.61, 73.99) | Albany-NY (42.82, 73.72) | Albany-NY (42.41, 74.26) |
45 | 511 | 19 | 1 | 12 | 1 | 42 | 36 | Abbeville-SC (34.25, 82.45) | Abbeville-SC (34.01, 82.59) | Abbeville-SC (34.48, 82.31) |
46 | 509 | 19 | 1 | 12 | 1 | 49 | 33 | Fairfield-OH (39.75, 82.65) | Fairfield-OH (39.56, 82.84) | Fairfield-OH (39.93, 82.46) |
47 | 504 | 19 | 1 | 12 | 1 | 50 | 32 | Portage-OH (41.17, 81.20) | Portage-OH (40.99, 81.00) | Portage-OH (41.35, 81.39) |
48 | 490 | 19 | 1 | 12 | 1 | 40 | 37 | Columbia-PA (41.04, 76.36) | Columbia-PA (41.31, 76.31) | Columbia-PA (40.78, 76.38) |
49 | 485 | 19 | 1 | 12 | 1 | 35 | 42 | Adams-MS (31.47, 91.45) | Adams-MS (31.75, 91.32) | Adams-MS (31.19, 91.59) |
50 | 413 | 19 | 1 | 12 | 1 | 51 | 31 | Adair-KY (37.10, 85.25) | Adair-KY (36.94, 85.45) | Adair-KY (37.26, 85.06) |
51 | 404 | 19 | 1 | 12 | 1 | 47 | 35 | Geary-KS (39.05, 96.73) | Geary-KS (38.87, 96.50) | Geary-KS (39.22, 96.96) |
52 | 401 | 19 | 1 | 12 | 1 | 52 | 31 | Alcorn-MS (34.88, 88.59) | Alcorn-MS (34.76, 88.37) | Alcorn-MS (35.00, 88.82) |
53 | 341 | 19 | 1 | 12 | 1 | 53 | 28 | Adams-IN (40.75, 84.94) | Adams-IN (40.92, 84.80) | Adams-IN (40.57, 85.07) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 68 | Polk-FL (27.86, 81.65) | Gulf of Mexico (27.72, 82.75) | Gulf of Mexico (27.33, 82.59) | Atlantic Ocean (28.12, 80.58) |
2 | 51 | Carbon-WY (41.69, 106.52) | Routt-CO (41.00, 106.86) | Larimer-CO (41.00, 106.19) | Natrona-WY (42.43, 106.52) |
3 | 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) |
4 | 24 | Lincoln-NE (41.05, 100.80) | Perkins-NE (41.00, 101.25) | Hayes-NE (40.70, 100.79) | McPherson-NE (41.39, 100.79) |
5 | 18 | Windham-VT (43.00, 72.91) | Windsor-VT (43.25, 72.80) | Washington-NY (43.01, 73.27) | Franklin-MA (42.74, 72.92) |
6 | 19 | Madison-IL (38.73, 90.04) | Jersey-IL (38.92, 90.28) | Monroe-IL (38.52, 90.26) | Clinton-IL (38.66, 89.71) |
7 | 17 | Orange-NY (41.29, 74.31) | Morris-NJ (41.09, 74.50) | Putnam-NY (41.32, 73.98) | Sullivan-NY (41.50, 74.48) |
8 | 16 | Callaway-MO (38.84, 92.06) | Audrain-MO (39.06, 92.06) | Cole-MO (38.64, 92.21) | Osage-MO (38.66, 91.87) |
9 | 15 | Somerset-PA (39.94, 79.04) | Garrett-MD (39.72, 79.04) | Bedford-PA (39.94, 78.76) | Fayette-PA (40.04, 79.29) |
10 | 27 | Dona Ana-NM (32.18, 106.84) | Otero-NM (32.17, 106.38) | Luna-NM (32.18, 107.30) | Mexico (31.78, 106.84) |
11 | 30 | Graham-AZ (32.86, 109.94) | Cochise-AZ (32.43, 109.94) | Greenlee-AZ (33.07, 109.49) | Pinal-AZ (32.86, 110.45) |
12 | 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) |
13 | 24 | Washington-ME (44.81, 67.54) | Hancock-ME (44.96, 67.98) | Atlantic Ocean (44.46, 67.53) | Canada (45.13, 67.35) |
14 | 22 | Santa Rosa-FL (30.68, 87.03) | Gulf of Mexico (30.37, 86.95) | Escambia-AL (31.00, 87.02) | Baldwin-AL (30.65, 87.39) |
15 | 15 | Adair-IA (41.29, 94.70) | Union-IA (41.16, 94.47) | Guthrie-IA (41.50, 94.70) | Montgomery-IA (41.16, 94.93) |
16 | 17 | Clallam-WA (48.12, 124.33) | Jefferson-WA (47.88, 124.33) | Canada (48.35, 124.19) | Pacific Ocean (48.09, 124.69) |
17 | 12 | Preble-OH (39.74, 84.59) | Butler-OH (39.59, 84.48) | Darke-OH (39.92, 84.59) | Butler-OH (39.57, 84.59) |
18 | 18 | Aitkin-MN (46.50, 93.43) | Crow Wing-MN (46.59, 93.78) | Mille Lacs-MN (46.25, 93.43) | Carlton-MN (46.50, 93.05) |
19 | 18 | Adams-WA (47.00, 118.60) | Lincoln-WA (47.26, 118.60) | Grant-WA (47.00, 118.98) | Franklin-WA (46.74, 118.60) |
20 | 15 | Lake of the Woods-MN (48.58, 94.84) | Canada (48.74, 94.64) | Roseau-MN (48.71, 95.09) | Beltrami-MN (48.37, 94.84) |
21 | 14 | Adams-IL (40.00, 91.17) | Hancock-IL (40.20, 91.17) | Marion-MO (39.93, 91.42) | Brown-IL (40.00, 90.91) |
22 | 13 | Centre-PA (40.93, 77.83) | Clinton-PA (41.11, 77.75) | Clearfield-PA (41.00, 78.06) | Huntingdon-PA (40.74, 77.82) |
23 | 11 | Will-IL (41.44, 88.05) | Kankakee-IL (41.29, 88.01) | Cook-IL (41.56, 87.91) | Grundy-IL (41.44, 88.25) |
24 | 13 | Adams-ID (45.01, 116.53) | Idaho-ID (45.11, 116.30) | Wallowa-OR (45.11, 116.76) | Washington-ID (44.84, 116.63) |
25 | 15 | New Haven-CT (41.36, 72.71) | New London-CT (41.40, 72.43) | Hartford-CT (41.55, 72.82) | Suffolk-NY (41.15, 72.63) |
26 | 12 | Dare-NC (35.83, 75.79) | Hyde-NC (35.67, 75.90) | Atlantic Ocean (35.90, 75.59) | Tyrrell-NC (35.91, 75.99) |
27 | 12 | Johnson-IA (41.69, 91.60) | Linn-IA (41.86, 91.60) | Iowa-IA (41.69, 91.83) | Washington-IA (41.51, 91.60) |
28 | 9 | Dolores-CO (37.76, 108.74) | San Miguel-CO (37.88, 108.81) | Montezuma-CO (37.63, 108.74) | San Miguel-CO (37.90, 108.74) |
29 | 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) |
30 | 12 | Adams-ND (46.11, 102.70) | Hettinger-ND (46.21, 102.50) | Hettinger-ND (46.28, 102.70) | Perkins-SD (45.95, 102.70) |
31 | 12 | Accomack-VA (37.73, 75.80) | Northampton-VA (37.56, 75.84) | Atlantic Ocean (37.69, 75.59) | Somerset-MD (37.91, 75.81) |
32 | 11 | Elkhart-IN (41.60, 85.91) | Marshall-IN (41.48, 86.06) | Kosciusko-IN (41.44, 85.91) | Cass-MI (41.76, 85.91) |
33 | 10 | Alameda-CA (37.63, 121.73) | Contra Costa-CA (37.76, 121.79) | Santa Clara-CA (37.48, 121.74) | San Joaquin-CA (37.63, 121.56) |
34 | 12 | Alcona-MI (44.69, 83.52) | Alpena-MI (44.86, 83.53) | Iosco-MI (44.51, 83.52) | Alpena-MI (44.86, 83.52) |
35 | 8 | Albemarle-VA (37.90, 78.58) | Charlottesville-VA (38.01, 78.52) | Nelson-VA (37.85, 78.72) | Fluvanna-VA (37.83, 78.46) |
36 | 10 | Adams-WI (44.05, 89.79) | Juneau-WI (44.15, 89.93) | Juneau-WI (43.99, 89.96) | Waushara-WI (44.05, 89.60) |
37 | 12 | Acadia-LA (30.31, 92.42) | Lafayette-LA (30.21, 92.25) | Saint Landry-LA (30.48, 92.42) | Jefferson Davis-LA (30.33, 92.62) |
38 | 12 | Dallas-IA (41.69, 94.04) | Boone-IA (41.86, 94.05) | Guthrie-IA (41.60, 94.24) | Polk-IA (41.69, 93.81) |
39 | 11 | Adams-OH (38.86, 83.48) | Brown-OH (38.87, 83.69) | Lewis-KY (38.70, 83.52) | Scioto-OH (38.86, 83.27) |
40 | 9 | Adair-OK (35.77, 94.65) | Cherokee-OK (35.77, 94.81) | Sequoyah-OK (35.64, 94.65) | Washington-AR (35.78, 94.50) |
41 | 11 | Adair-MO (40.19, 92.55) | Macon-MO (40.04, 92.55) | Knox-MO (40.19, 92.35) | Schuyler-MO (40.34, 92.55) |
42 | 9 | Cass-NE (40.92, 96.02) | Sarpy-NE (41.02, 96.15) | Otoe-NE (40.78, 96.02) | Mills-IA (40.93, 95.84) |
43 | 9 | Cuyahoga-OH (41.42, 81.74) | Lorain-OH (41.35, 81.88) | Summit-OH (41.35, 81.60) | Great Lakes (41.54, 81.75) |
44 | 11 | Albany-NY (42.60, 73.97) | Rensselaer-NY (42.60, 73.76) | Schenectady-NY (42.75, 74.01) | Greene-NY (42.44, 73.94) |
45 | 9 | Abbeville-SC (34.22, 82.46) | McCormick-SC (34.08, 82.48) | Greenwood-SC (34.28, 82.31) | Anderson-SC (34.33, 82.56) |
46 | 10 | Fairfield-OH (39.76, 82.63) | Hocking-OH (39.66, 82.49) | Perry-OH (39.84, 82.47) | Franklin-OH (39.82, 82.80) |
47 | 10 | Portage-OH (41.14, 81.20) | Summit-OH (41.14, 81.39) | Stark-OH (40.99, 81.20) | Trumbull-OH (41.14, 81.00) |
48 | 9 | Columbia-PA (41.05, 76.40) | Luzerne-PA (41.05, 76.23) | Luzerne-PA (41.13, 76.28) | Montour-PA (40.97, 76.52) |
49 | 8 | Adams-MS (31.49, 91.30) | Concordia-LA (31.56, 91.41) | Wilkinson-MS (31.37, 91.28) | Franklin-MS (31.49, 91.16) |
50 | 8 | Adair-KY (37.05, 85.34) | Russell-KY (37.00, 85.21) | Green-KY (37.15, 85.41) | Cumberland-KY (36.93, 85.35) |
51 | 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) |
52 | 8 | Alcorn-MS (34.88, 88.51) | Prentiss-MS (34.76, 88.51) | Tishomingo-MS (34.88, 88.36) | McNairy-TN (35.00, 88.51) |
53 | 7 | Adams-IN (40.82, 84.94) | Allen-IN (40.92, 84.94) | Wells-IN (40.82, 85.07) | Van Wert-OH (40.82, 84.80) |