area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 19187 | 1 | 42 | 1 | 5 | 1 | 258 | Montgomery-MD (39.03, 77.26) | Somerset-PA (40.08, 79.26) | Worcester-MD (38.03, 75.24) |
2 | 18671 | 11 | 1 | 6 | 1 | 3 | 214 | Coconino-AZ (35.63, 111.64) | Coconino-AZ (34.26, 110.76) | Coconino-AZ (37.00, 112.54) |
3 | 18654 | 3 | 3 | 3 | 2 | 2 | 224 | Inyo-CA (36.67, 117.60) | Tulare-CA (36.49, 119.57) | Inyo-CA (35.81, 115.65) |
4 | 5072 | 11 | 1 | 6 | 1 | 11 | 101 | Hawaii-HI (19.62, 155.55) | Hawaii-HI (18.86, 155.68) | Hawaii-HI (20.32, 155.85) |
5 | 4380 | 11 | 1 | 6 | 1 | 5 | 115 | Piscataquis-ME (45.80, 69.27) | Piscataquis-ME (45.01, 69.62) | Piscataquis-ME (46.57, 68.82) |
6 | 4227 | 11 | 1 | 6 | 1 | 10 | 102 | Teton-WY (43.97, 110.67) | Teton-WY (43.38, 110.06) | Teton-WY (44.67, 111.06) |
7 | 3814 | 11 | 1 | 6 | 1 | 7 | 106 | Culberson-TX (31.33, 104.47) | Culberson-TX (30.66, 104.92) | Culberson-TX (32.00, 104.02) |
8 | 3611 | 2 | 4 | 6 | 1 | 8 | 103 | Park-CO (39.31, 105.88) | Summit-CO (39.92, 106.43) | Park-CO (38.70, 105.33) |
9 | 2812 | 11 | 1 | 6 | 1 | 12 | 95 | Park-MT (45.54, 110.42) | Park-MT (46.19, 110.78) | Park-MT (45.00, 109.80) |
10 | 2786 | 11 | 1 | 6 | 1 | 6 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
11 | 2716 | 3 | 3 | 2 | 3 | 9 | 102 | Columbia-NY (42.09, 73.51) | Berkshire-MA (42.74, 73.02) | Dutchess-NY (41.44, 73.98) |
12 | 2535 | 5 | 2 | 3 | 2 | 13 | 87 | Essex-NY (44.24, 73.58) | Essex-NY (43.92, 74.34) | Chittenden-VT (44.55, 72.81) |
13 | 2497 | 11 | 1 | 6 | 1 | 4 | 123 | Whatcom-WA (48.87, 121.99) | Whatcom-WA (49.00, 123.32) | Whatcom-WA (48.72, 120.65) |
14 | 2415 | 5 | 2 | 6 | 1 | 18 | 76 | Clackamas-OR (45.38, 122.10) | Clackamas-OR (45.13, 122.79) | Hood River-OR (45.70, 121.44) |
15 | 2256 | 11 | 1 | 6 | 1 | 14 | 85 | Hancock-ME (44.69, 68.40) | Hancock-ME (44.12, 68.73) | Hancock-ME (45.26, 68.06) |
16 | 2204 | 11 | 1 | 6 | 1 | 19 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
17 | 1913 | 11 | 1 | 6 | 1 | 16 | 85 | Cook-MN (47.79, 90.31) | Cook-MN (47.39, 91.03) | Cook-MN (47.98, 89.43) |
18 | 1840 | 11 | 1 | 6 | 1 | 21 | 64 | Cimarron-OK (36.75, 102.52) | Cimarron-OK (37.00, 103.00) | Cimarron-OK (36.50, 102.03) |
19 | 1831 | 11 | 1 | 6 | 1 | 15 | 85 | Coos-NH (44.70, 71.21) | Coos-NH (44.09, 71.34) | Coos-NH (45.31, 71.08) |
20 | 1806 | 11 | 1 | 6 | 1 | 17 | 77 | Pierce-WA (47.10, 122.12) | Pierce-WA (47.40, 122.80) | Pierce-WA (46.79, 121.44) |
21 | 1278 | 11 | 1 | 6 | 1 | 27 | 52 | Price-WI (45.68, 90.36) | Price-WI (45.38, 90.68) | Price-WI (45.98, 90.04) |
22 | 1250 | 11 | 1 | 6 | 1 | 20 | 72 | Dare-NC (35.71, 75.74) | Dare-NC (35.19, 75.75) | Dare-NC (36.23, 75.77) |
23 | 1218 | 11 | 1 | 6 | 1 | 23 | 59 | Slope-ND (46.45, 103.49) | Slope-ND (46.63, 102.93) | Slope-ND (46.28, 104.05) |
24 | 1150 | 11 | 1 | 6 | 1 | 24 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
25 | 1138 | 5 | 2 | 3 | 2 | 25 | 53 | Sevier-TN (35.66, 83.59) | Sevier-TN (36.04, 83.66) | Swain-NC (35.28, 83.68) |
26 | 1048 | 11 | 1 | 6 | 1 | 28 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) |
27 | 953 | 11 | 1 | 6 | 1 | 30 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
28 | 915 | 11 | 1 | 6 | 1 | 32 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
29 | 898 | 5 | 2 | 6 | 1 | 22 | 61 | Grayson-VA (36.75, 81.34) | Grayson-VA (36.56, 80.84) | Smyth-VA (36.93, 81.84) |
30 | 822 | 11 | 1 | 6 | 1 | 36 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
31 | 731 | 11 | 1 | 6 | 1 | 26 | 52 | Logan-AR (35.19, 93.71) | Logan-AR (35.06, 94.14) | Logan-AR (35.32, 93.28) |
32 | 698 | 11 | 1 | 6 | 1 | 40 | 38 | Pendleton-WV (38.68, 79.33) | Pendleton-WV (38.96, 79.35) | Pendleton-WV (38.41, 79.31) |
33 | 635 | 5 | 2 | 6 | 1 | 35 | 42 | Madison-VA (38.53, 78.31) | Page-VA (38.82, 78.39) | Madison-VA (38.23, 78.22) |
34 | 619 | 11 | 1 | 6 | 1 | 33 | 43 | Jo Daviess-IL (42.35, 90.29) | Jo Daviess-IL (42.49, 90.66) | Jo Daviess-IL (42.20, 89.92) |
35 | 575 | 11 | 1 | 6 | 1 | 38 | 39 | Hamilton-TN (35.19, 85.23) | Hamilton-TN (35.41, 85.02) | Hamilton-TN (34.98, 85.47) |
36 | 561 | 11 | 1 | 6 | 1 | 31 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
37 | 552 | 11 | 1 | 6 | 1 | 29 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
38 | 537 | 11 | 1 | 6 | 1 | 42 | 34 | Sussex-NJ (41.14, 74.68) | Sussex-NJ (41.09, 74.99) | Sussex-NJ (41.20, 74.37) |
39 | 512 | 11 | 1 | 6 | 1 | 41 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) |
40 | 501 | 5 | 2 | 6 | 1 | 34 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
41 | 468 | 11 | 1 | 6 | 1 | 37 | 39 | Harlan-KY (36.82, 83.17) | Harlan-KY (36.98, 82.87) | Harlan-KY (36.66, 83.46) |
42 | 467 | 11 | 1 | 6 | 1 | 44 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
43 | 444 | 11 | 1 | 6 | 1 | 39 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
44 | 435 | 11 | 1 | 6 | 1 | 45 | 30 | Providence-RI (41.87, 71.58) | Providence-RI (42.01, 71.80) | Providence-RI (41.78, 71.32) |
45 | 405 | 11 | 1 | 6 | 1 | 47 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
46 | 399 | 11 | 1 | 6 | 1 | 46 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) |
47 | 388 | 11 | 1 | 6 | 1 | 43 | 33 | Dukes-MA (41.39, 70.70) | Dukes-MA (41.44, 71.01) | Dukes-MA (41.34, 70.39) |
48 | 313 | 11 | 1 | 6 | 1 | 49 | 28 | Yancey-NC (35.89, 82.33) | Yancey-NC (36.08, 82.40) | Yancey-NC (35.70, 82.26) |
49 | 271 | 11 | 1 | 6 | 1 | 48 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) |
50 | 11 | 11 | 1 | 6 | 1 | 50 | 5 | Fredericksburg-VA (38.30, 77.49) | Fredericksburg-VA (38.32, 77.53) | Fredericksburg-VA (38.27, 77.45) |
floating glob radius (miles) | center county and point | county 1 and point | county 2 and point | county 3 and point |
1 | 55 | Queen Anne's-MD (38.92, 76.33) | Westmoreland-VA (38.15, 76.60) | Salem-NJ (39.46, 75.56) | York-PA (39.72, 76.33) |
2 | 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) |
3 | 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) |
4 | 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) |
5 | 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) |
6 | 25 | Teton-WY (43.71, 110.55) | Sublette-WY (43.38, 110.34) | Fremont-WY (43.71, 110.05) | Teton-ID (43.71, 111.05) |
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 | 23 | Park-CO (39.24, 105.82) | Eagle-CO (39.39, 106.20) | Chaffee-CO (38.99, 106.11) | Jefferson-CO (39.24, 105.40) |
9 | 18 | Park-MT (45.25, 110.59) | Gallatin-MT (45.35, 110.92) | Park-WY (44.99, 110.59) | Sweet Grass-MT (45.25, 110.23) |
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 | 15 | Litchfield-CT (41.83, 73.31) | Fairfield-CT (41.66, 73.49) | Hartford-CT (41.80, 73.02) | Columbia-NY (41.98, 73.53) |
12 | 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) |
13 | 12 | Whatcom-WA (48.82, 121.25) | Skagit-WA (48.64, 121.25) | Canada (49.00, 121.25) | Skagit-WA (48.64, 121.25) |
14 | 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) |
15 | 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) |
16 | 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) |
17 | 16 | Cook-MN (47.86, 90.67) | Great Lakes (47.66, 90.49) | Canada (48.10, 90.70) | Lake-MN (47.86, 91.02) |
18 | 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) |
19 | 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) |
20 | 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) |
21 | 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) |
22 | 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) |
23 | 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) |
24 | 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) |
25 | 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) |
26 | 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) |
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 | 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) |
30 | 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) |
31 | 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) |
32 | 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) |
33 | 8 | Page-VA (38.59, 78.48) | Rappahannock-VA (38.63, 78.34) | Shenandoah-VA (38.64, 78.62) | Greene-VA (38.48, 78.45) |
34 | 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) |
35 | 10 | Hamilton-TN (35.13, 85.20) | Bradley-TN (35.13, 85.03) | Sequatchie-TN (35.20, 85.34) | Catoosa-GA (34.99, 85.20) |
36 | 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) |
37 | 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) |
38 | 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) |
39 | 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) |
40 | 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) |
41 | 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) |
42 | 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) |
43 | 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) |
44 | 10 | Providence-RI (41.87, 71.57) | Worcester-MA (42.01, 71.58) | Kent-RI (41.73, 71.56) | Bristol-MA (41.89, 71.38) |
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 | 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) |
47 | 7 | Dukes-MA (41.43, 70.76) | Barnstable-MA (41.52, 70.69) | Bristol-MA (41.52, 70.83) | Atlantic Ocean (41.34, 70.73) |
48 | 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) |
49 | 7 | DeKalb-GA (33.75, 84.22) | Fulton-GA (33.75, 84.35) | Henry-GA (33.65, 84.22) | Gwinnett-GA (33.81, 84.12) |
50 | 1 | Fredericksburg-VA (38.30, 77.48) | Spotsylvania-VA (38.28, 77.49) | Stafford-VA (38.31, 77.46) | Stafford-VA (38.32, 77.48) |