area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 28773 | 1 | 64 | 1 | 5 | 1 | 326 | Buncombe-NC (35.62, 82.54) | Hamilton-TN (34.98, 85.47) | Giles-VA (37.46, 80.49) |
2 | 26808 | 8 | 2 | 9 | 1 | 2 | 256 | Coconino-AZ (35.48, 112.07) | Yavapai-AZ (33.94, 113.33) | Coconino-AZ (37.00, 110.75) |
3 | 7302 | 15 | 1 | 9 | 1 | 3 | 187 | Riverside-CA (33.99, 116.06) | Riverside-CA (34.08, 114.44) | Riverside-CA (33.89, 117.68) |
4 | 6523 | 2 | 11 | 4 | 2 | 5 | 140 | Augusta-VA (37.97, 79.06) | Page-VA (38.78, 78.30) | Bedford-VA (37.04, 79.59) |
5 | 5450 | 4 | 8 | 2 | 3 | 6 | 134 | Somerset-PA (39.82, 79.32) | Marion-WV (39.47, 80.49) | Bedford-PA (40.17, 78.13) |
6 | 5072 | 15 | 1 | 9 | 1 | 11 | 101 | Hawaii-HI (19.62, 155.55) | Hawaii-HI (18.86, 155.68) | Hawaii-HI (20.32, 155.85) |
7 | 3814 | 15 | 1 | 9 | 1 | 10 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) |
8 | 3607 | 2 | 11 | 4 | 2 | 4 | 153 | Fulton-GA (33.67, 84.58) | Cleburne-AL (33.47, 85.89) | Oconee-GA (33.85, 83.28) |
9 | 2999 | 6 | 3 | 4 | 2 | 9 | 110 | Essex-NY (44.33, 73.38) | Essex-NY (43.92, 74.34) | Lamoille-VT (44.72, 72.42) |
10 | 2786 | 15 | 1 | 9 | 1 | 8 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
11 | 2570 | 6 | 3 | 2 | 3 | 7 | 129 | Berkshire-MA (42.39, 73.09) | Bennington-VT (43.30, 72.82) | Litchfield-CT (41.47, 73.31) |
12 | 2204 | 15 | 1 | 9 | 1 | 16 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
13 | 2130 | 15 | 1 | 9 | 1 | 19 | 67 | El Paso-CO (38.83, 104.54) | El Paso-CO (38.52, 104.05) | El Paso-CO (39.13, 105.03) |
14 | 1913 | 15 | 1 | 9 | 1 | 15 | 85 | Cook-MN (47.79, 90.31) | Cook-MN (47.39, 91.03) | Cook-MN (47.98, 89.43) |
15 | 1848 | 8 | 2 | 9 | 1 | 17 | 69 | Merrimack-NH (43.15, 71.59) | Merrimack-NH (43.61, 71.85) | Hillsborough-NH (42.70, 71.29) |
16 | 1840 | 15 | 1 | 9 | 1 | 21 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) |
17 | 1837 | 15 | 1 | 9 | 1 | 12 | 95 | Greenlee-AZ (33.10, 109.20) | Greenlee-AZ (33.78, 109.35) | Greenlee-AZ (32.43, 109.05) |
18 | 1831 | 15 | 1 | 9 | 1 | 14 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
19 | 1489 | 5 | 5 | 9 | 1 | 20 | 65 | Washington-RI (41.57, 71.57) | Washington-RI (41.10, 71.61) | Providence-RI (42.02, 71.38) |
20 | 1278 | 15 | 1 | 9 | 1 | 27 | 52 | Price-WI (45.68, 90.36) | Price-WI (45.38, 90.68) | Price-WI (45.98, 90.04) |
21 | 1218 | 15 | 1 | 9 | 1 | 22 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
22 | 1160 | 15 | 1 | 9 | 1 | 26 | 52 | Ulster-NY (41.87, 74.30) | Ulster-NY (41.59, 73.95) | Ulster-NY (42.02, 74.78) |
23 | 1150 | 15 | 1 | 9 | 1 | 23 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
24 | 1048 | 15 | 1 | 9 | 1 | 29 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) |
25 | 1009 | 8 | 2 | 9 | 1 | 13 | 90 | Alameda-CA (37.88, 122.36) | Contra Costa-CA (38.08, 121.57) | San Francisco-CA (37.76, 123.17) |
26 | 953 | 15 | 1 | 9 | 1 | 24 | 52 | Columbus-NC (34.32, 78.62) | Columbus-NC (34.30, 79.07) | Columbus-NC (34.36, 78.16) |
27 | 953 | 15 | 1 | 9 | 1 | 32 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
28 | 915 | 15 | 1 | 9 | 1 | 35 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
29 | 908 | 8 | 2 | 9 | 1 | 28 | 51 | Morrow-OH (40.68, 82.68) | Morrow-OH (40.36, 82.93) | Richland-OH (40.99, 82.42) |
30 | 873 | 8 | 2 | 4 | 2 | 18 | 68 | Lee-VA (36.83, 82.90) | Harlan-KY (36.73, 83.50) | Wise-VA (36.91, 82.30) |
31 | 839 | 8 | 2 | 9 | 1 | 30 | 49 | Campbell-TN (36.25, 84.14) | Anderson-TN (35.91, 84.27) | Campbell-TN (36.59, 84.01) |
32 | 833 | 15 | 1 | 9 | 1 | 34 | 43 | Susquehanna-PA (41.82, 75.80) | Susquehanna-PA (42.00, 76.15) | Susquehanna-PA (41.64, 75.46) |
33 | 822 | 15 | 1 | 9 | 1 | 37 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
34 | 731 | 15 | 1 | 9 | 1 | 25 | 52 | Logan-AR (35.19, 93.71) | Logan-AR (35.06, 94.14) | Logan-AR (35.32, 93.28) |
35 | 685 | 15 | 1 | 9 | 1 | 42 | 34 | Cumberland-TN (35.93, 85.00) | Cumberland-TN (36.10, 85.25) | Cumberland-TN (35.91, 84.68) |
36 | 619 | 15 | 1 | 9 | 1 | 36 | 43 | Jo Daviess-IL (42.35, 90.29) | Jo Daviess-IL (42.49, 90.66) | Jo Daviess-IL (42.20, 89.92) |
37 | 601 | 15 | 1 | 9 | 1 | 39 | 39 | Harnett-NC (35.30, 78.88) | Harnett-NC (35.27, 79.22) | Harnett-NC (35.34, 78.53) |
38 | 576 | 8 | 2 | 4 | 2 | 40 | 39 | Montgomery-MD (39.06, 77.17) | City of Washington-DC (38.79, 77.04) | Montgomery-MD (39.35, 77.17) |
39 | 552 | 15 | 1 | 9 | 1 | 31 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
40 | 546 | 15 | 1 | 9 | 1 | 33 | 44 | Monmouth-NJ (40.29, 74.24) | Monmouth-NJ (40.50, 73.92) | Monmouth-NJ (40.08, 74.55) |
41 | 537 | 15 | 1 | 9 | 1 | 43 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
42 | 494 | 15 | 1 | 9 | 1 | 38 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
43 | 467 | 15 | 1 | 9 | 1 | 45 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
44 | 444 | 15 | 1 | 9 | 1 | 41 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
45 | 405 | 15 | 1 | 9 | 1 | 48 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
46 | 404 | 15 | 1 | 9 | 1 | 47 | 29 | Person-NC (36.39, 78.97) | Person-NC (36.54, 78.80) | Person-NC (36.24, 79.15) |
47 | 399 | 15 | 1 | 9 | 1 | 46 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) |
48 | 304 | 15 | 1 | 9 | 1 | 44 | 32 | Sagadahoc-ME (43.93, 69.85) | Sagadahoc-ME (43.70, 69.84) | Sagadahoc-ME (44.17, 69.86) |
49 | 257 | 15 | 1 | 9 | 1 | 50 | 21 | Hart-GA (34.35, 82.96) | Hart-GA (34.49, 83.05) | Hart-GA (34.29, 82.77) |
50 | 143 | 15 | 1 | 9 | 1 | 49 | 23 | Philadelphia-PA (40.00, 75.11) | Philadelphia-PA (40.12, 74.96) | Philadelphia-PA (39.88, 75.26) |
51 | 92 | 15 | 1 | 9 | 1 | 52 | 15 | Baltimore City-MD (39.29, 76.62) | Baltimore City-MD (39.20, 76.55) | Baltimore City-MD (39.37, 76.71) |
52 | 66 | 15 | 1 | 9 | 1 | 51 | 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 | 29 | Iredell-NC (35.55, 80.92) | York-SC (35.15, 81.03) | Davidson-NC (35.74, 80.46) | Caldwell-NC (35.77, 81.35) |
2 | 73 | Coconino-AZ (35.41, 112.04) | Gila-AZ (34.43, 111.57) | Navajo-AZ (35.42, 110.75) | Mohave-AZ (35.42, 113.33) |
3 | 22 | Riverside-CA (33.75, 115.05) | Imperial-CA (33.43, 115.05) | San Bernardino-CA (34.08, 115.05) | Imperial-CA (33.43, 115.05) |
4 | 21 | Pendleton-WV (38.43, 79.30) | Staunton-VA (38.18, 79.09) | Harrisonburg-VA (38.39, 78.92) | Pocahontas-WV (38.52, 79.66) |
5 | 24 | Fayette-PA (40.06, 79.39) | Cambria-PA (40.28, 79.06) | Allegheny-PA (40.23, 79.78) | Preston-WV (39.72, 79.48) |
6 | 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) |
7 | 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) |
8 | 19 | Cobb-GA (33.81, 84.58) | Carroll-GA (33.78, 84.90) | Fayette-GA (33.54, 84.50) | Cherokee-GA (34.08, 84.57) |
9 | 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) |
10 | 16 | Pennington-SD (43.92, 102.33) | Meade-SD (44.14, 102.39) | Shannon-SD (43.69, 102.34) | Jackson-SD (43.92, 102.02) |
11 | 13 | Litchfield-CT (41.73, 73.26) | Hartford-CT (41.76, 73.01) | Dutchess-NY (41.74, 73.51) | Fairfield-CT (41.65, 73.48) |
12 | 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) |
13 | 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) |
14 | 16 | Cook-MN (47.86, 90.67) | Great Lakes (47.66, 90.49) | Canada (48.10, 90.70) | Lake-MN (47.86, 91.02) |
15 | 17 | Merrimack-NH (43.19, 71.67) | Sullivan-NH (43.19, 72.01) | Rockingham-NH (43.10, 71.36) | Belknap-NH (43.43, 71.60) |
16 | 17 | Cimarron-OK (36.75, 102.70) | Union-NM (36.75, 103.00) | Dallam-TX (36.50, 102.69) | Baca-CO (37.00, 102.69) |
17 | 13 | Greenlee-AZ (33.13, 109.27) | Graham-AZ (33.03, 109.47) | Grant-NM (33.13, 109.05) | Graham-AZ (33.13, 109.50) |
18 | 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) |
19 | 15 | Washington-RI (41.60, 71.50) | Bristol-MA (41.78, 71.33) | New London-CT (41.61, 71.79) | Atlantic Ocean (41.40, 71.39) |
20 | 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) |
21 | 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) |
22 | 13 | Ulster-NY (41.82, 74.21) | Sullivan-NY (41.88, 74.45) | Orange-NY (41.63, 74.26) | Dutchess-NY (41.80, 73.95) |
23 | 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) |
24 | 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) |
25 | 10 | Contra Costa-CA (37.89, 121.89) | Alameda-CA (37.78, 122.01) | Alameda-CA (37.75, 121.84) | Sacramento-CA (38.02, 121.82) |
26 | 13 | Columbus-NC (34.27, 78.72) | Brunswick-NC (34.15, 78.55) | Bladen-NC (34.45, 78.66) | Horry-SC (34.14, 78.88) |
27 | 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) |
28 | 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) |
29 | 9 | Richland-OH (40.69, 82.55) | Ashland-OH (40.73, 82.38) | Crawford-OH (40.71, 82.73) | Knox-OH (40.55, 82.55) |
30 | 8 | Harlan-KY (36.84, 83.25) | Leslie-KY (36.95, 83.31) | Lee-VA (36.74, 83.21) | Lee-VA (36.78, 83.13) |
31 | 10 | Anderson-TN (36.21, 84.17) | Knox-TN (36.11, 84.04) | Union-TN (36.27, 84.01) | Scott-TN (36.28, 84.33) |
32 | 12 | Susquehanna-PA (41.82, 75.71) | Broome-NY (42.00, 75.71) | Lackawanna-PA (41.64, 75.71) | Wayne-PA (41.83, 75.47) |
33 | 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) |
34 | 8 | Logan-AR (35.27, 93.64) | Johnson-AR (35.38, 93.62) | Johnson-AR (35.38, 93.70) | Yell-AR (35.15, 93.65) |
35 | 13 | Cumberland-TN (35.95, 84.99) | White-TN (35.91, 85.21) | Bledsoe-TN (35.77, 85.04) | Morgan-TN (36.08, 84.83) |
36 | 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) |
37 | 10 | Harnett-NC (35.41, 78.85) | Lee-NC (35.50, 78.99) | Cumberland-NC (35.27, 78.79) | Wake-NC (35.54, 78.79) |
38 | 9 | Montgomery-MD (39.14, 77.17) | Howard-MD (39.26, 77.11) | Fairfax-VA (39.03, 77.25) | Howard-MD (39.24, 77.06) |
39 | 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) |
40 | 9 | Monmouth-NJ (40.28, 74.16) | Middlesex-NJ (40.37, 74.29) | Ocean-NJ (40.17, 74.26) | Atlantic Ocean (40.25, 73.99) |
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 | 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) |
43 | 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) |
44 | 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) |
45 | 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) |
46 | 10 | Person-NC (36.38, 78.97) | Caswell-NC (36.39, 79.15) | Orange-NC (36.24, 78.98) | Granville-NC (36.38, 78.80) |
47 | 8 | Osceola-IA (43.38, 95.55) | O'Brien-IA (43.26, 95.56) | Dickinson-IA (43.38, 95.39) | Nobles-MN (43.50, 95.55) |
48 | 5 | Sagadahoc-ME (44.02, 69.92) | Cumberland-ME (43.95, 69.87) | Lincoln-ME (44.03, 69.81) | Androscoggin-ME (44.04, 70.03) |
49 | 7 | Hart-GA (34.35, 82.96) | Elbert-GA (34.25, 82.92) | Anderson-SC (34.37, 82.83) | Franklin-GA (34.35, 83.09) |
50 | 3 | Philadelphia-PA (40.01, 75.15) | Montgomery-PA (40.01, 75.21) | Camden-NJ (39.97, 75.11) | Montgomery-PA (40.05, 75.11) |
51 | 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) |
52 | 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) |