area (sq. miles) | county count | state count | span (miles) | span center | span end 1 | span end 2 |
1 | 299296 | 1 | 76 | 1 | 9 | 1 | 1178 | Carbon-UT (39.75, 110.79) | Teton-MT (48.13, 113.02) | Cochise-AZ (31.33, 109.05) |
2 | 36099 | 3 | 9 | 5 | 2 | 2 | 399 | Hudspeth-TX (31.42, 105.03) | Brewster-TX (28.98, 103.12) | Lincoln-NM (34.26, 105.92) |
3 | 17560 | 4 | 8 | 3 | 3 | 6 | 251 | Bonner-ID (48.09, 116.47) | Ferry-WA (49.00, 118.84) | Sanders-MT (47.14, 114.19) |
4 | 16994 | 2 | 17 | 2 | 6 | 4 | 282 | Rutland-VT (43.38, 73.00) | Franklin-NY (45.00, 74.72) | Providence-RI (41.74, 71.36) |
5 | 15868 | 7 | 5 | 16 | 1 | 3 | 303 | Jefferson-OR (44.44, 121.22) | Lane-OR (43.86, 124.16) | Grant-OR (44.94, 118.22) |
6 | 14299 | 14 | 3 | 16 | 1 | 5 | 271 | Big Horn-WY (44.28, 108.50) | Park-WY (45.00, 111.05) | Johnson-WY (43.50, 106.02) |
7 | 6926 | 16 | 2 | 16 | 1 | 10 | 160 | no county here (33.93, 118.62) | Los Angeles-CA (32.77, 118.32) | Ventura-CA (34.90, 119.44) |
8 | 6713 | 9 | 4 | 5 | 2 | 9 | 163 | Carroll-NH (44.18, 71.21) | Merrimack-NH (43.01, 71.39) | Oxford-ME (45.35, 71.01) |
9 | 6489 | 14 | 3 | 16 | 1 | 8 | 174 | Chelan-WA (47.69, 120.76) | Douglas-WA (48.02, 118.95) | King-WA (47.34, 122.54) |
10 | 5988 | 16 | 2 | 5 | 2 | 7 | 189 | Caribou-ID (42.61, 111.26) | Lincoln-WY (41.58, 110.05) | Bonneville-ID (43.63, 112.52) |
11 | 4094 | 26 | 1 | 16 | 1 | 11 | 139 | Somerset-ME (45.58, 69.81) | Somerset-ME (46.57, 70.02) | Somerset-ME (44.58, 69.61) |
12 | 4082 | 5 | 6 | 5 | 2 | 12 | 135 | Rockbridge-VA (37.98, 79.42) | Bedford-VA (37.01, 79.48) | Pendleton-WV (38.96, 79.35) |
13 | 4026 | 16 | 2 | 5 | 2 | 13 | 126 | Wallowa-OR (45.84, 117.50) | Columbia-WA (46.59, 118.23) | Wallowa-OR (45.08, 116.78) |
14 | 3851 | 26 | 1 | 16 | 1 | 17 | 110 | Shasta-CA (40.74, 122.20) | Shasta-CA (40.29, 123.07) | Shasta-CA (41.18, 121.33) |
15 | 3613 | 26 | 1 | 16 | 1 | 18 | 105 | Humboldt-CA (40.73, 123.80) | Humboldt-CA (40.00, 123.54) | Humboldt-CA (41.46, 124.07) |
16 | 3315 | 16 | 2 | 16 | 1 | 15 | 117 | Hancock-ME (44.54, 68.70) | Hancock-ME (45.26, 68.06) | Knox-ME (43.82, 69.33) |
17 | 3193 | 9 | 4 | 5 | 2 | 14 | 119 | Ulster-NY (41.69, 74.28) | Greene-NY (42.46, 73.78) | Sussex-NJ (40.91, 74.77) |
18 | 2786 | 26 | 1 | 16 | 1 | 16 | 112 | Pennington-SD (44.12, 102.99) | Pennington-SD (44.51, 102.00) | Pennington-SD (43.85, 104.06) |
19 | 2668 | 7 | 5 | 3 | 3 | 24 | 76 | Franklin-PA (39.74, 77.68) | Fulton-PA (40.17, 78.13) | Frederick-MD (39.35, 77.17) |
20 | 2603 | 5 | 6 | 16 | 1 | 20 | 89 | Bland-VA (37.04, 81.10) | Grayson-VA (36.59, 81.68) | Giles-VA (37.48, 80.51) |
21 | 2531 | 16 | 2 | 16 | 1 | 21 | 89 | El Dorado-CA (38.58, 120.35) | El Dorado-CA (38.73, 121.15) | Alpine-CA (38.41, 119.56) |
22 | 2204 | 26 | 1 | 16 | 1 | 26 | 73 | Taos-NM (36.55, 105.61) | Taos-NM (36.02, 105.51) | Taos-NM (37.00, 106.01) |
23 | 2017 | 26 | 1 | 16 | 1 | 19 | 94 | Suffolk-NY (40.93, 72.64) | Suffolk-NY (41.23, 71.83) | Suffolk-NY (40.61, 73.42) |
24 | 1947 | 9 | 4 | 5 | 2 | 22 | 86 | Swain-NC (35.61, 83.29) | Jackson-NC (35.03, 83.01) | Jefferson-TN (36.19, 83.56) |
25 | 1744 | 16 | 2 | 5 | 2 | 23 | 84 | Somerset-PA (39.73, 79.08) | Somerset-PA (40.24, 78.66) | Garrett-MD (39.21, 79.49) |
26 | 1637 | 26 | 1 | 16 | 1 | 25 | 74 | Curry-OR (42.48, 124.15) | Curry-OR (42.95, 124.48) | Curry-OR (42.00, 123.82) |
27 | 1364 | 9 | 4 | 16 | 1 | 29 | 61 | Page-VA (38.66, 78.32) | Madison-VA (38.23, 78.22) | Shenandoah-VA (39.10, 78.39) |
28 | 1250 | 26 | 1 | 16 | 1 | 27 | 72 | Dare-NC (35.71, 75.74) | Dare-NC (35.19, 75.75) | Dare-NC (36.23, 75.77) |
29 | 1150 | 26 | 1 | 16 | 1 | 31 | 55 | Walton-FL (30.63, 86.19) | Walton-FL (30.27, 86.00) | Walton-FL (30.99, 86.39) |
30 | 1073 | 9 | 4 | 5 | 2 | 30 | 58 | Carter-TN (36.11, 82.13) | Carter-TN (36.51, 81.99) | Yancey-NC (35.70, 82.27) |
31 | 1052 | 26 | 1 | 16 | 1 | 38 | 44 | Mason-WA (47.35, 123.21) | Mason-WA (47.52, 122.80) | Mason-WA (47.08, 123.49) |
32 | 1048 | 26 | 1 | 16 | 1 | 32 | 51 | Baraga-MI (46.71, 88.36) | Baraga-MI (47.01, 88.04) | Baraga-MI (46.42, 88.68) |
33 | 953 | 26 | 1 | 16 | 1 | 37 | 44 | Kimball-NE (41.20, 103.72) | Kimball-NE (41.00, 104.05) | Kimball-NE (41.39, 103.38) |
34 | 939 | 26 | 1 | 16 | 1 | 35 | 48 | Clatsop-OR (46.04, 123.70) | Clatsop-OR (46.29, 124.04) | Clatsop-OR (45.78, 123.36) |
35 | 915 | 26 | 1 | 16 | 1 | 41 | 43 | Wallace-KS (38.92, 101.76) | Wallace-KS (39.14, 101.48) | Wallace-KS (38.70, 102.05) |
36 | 873 | 16 | 2 | 5 | 2 | 28 | 68 | Lee-VA (36.83, 82.90) | Harlan-KY (36.73, 83.50) | Wise-VA (36.91, 82.30) |
37 | 833 | 26 | 1 | 16 | 1 | 40 | 43 | Susquehanna-PA (41.82, 75.80) | Susquehanna-PA (42.00, 76.15) | Susquehanna-PA (41.64, 75.46) |
38 | 822 | 26 | 1 | 16 | 1 | 43 | 41 | Bienville-LA (32.34, 93.09) | Bienville-LA (32.45, 92.78) | Bienville-LA (32.24, 93.43) |
39 | 803 | 26 | 1 | 16 | 1 | 33 | 50 | Contra Costa-CA (37.93, 121.98) | Contra Costa-CA (37.85, 121.53) | Contra Costa-CA (37.97, 122.44) |
40 | 764 | 16 | 2 | 16 | 1 | 34 | 50 | Carbon-PA (40.87, 75.53) | Northampton-PA (40.87, 75.05) | Carbon-PA (40.91, 76.00) |
41 | 720 | 26 | 1 | 16 | 1 | 46 | 39 | Orleans-VT (44.83, 72.23) | Orleans-VT (44.63, 72.48) | Orleans-VT (45.01, 71.90) |
42 | 679 | 26 | 1 | 16 | 1 | 48 | 37 | Essex-MA (42.65, 70.91) | Essex-MA (42.64, 70.55) | Essex-MA (42.74, 71.26) |
43 | 561 | 26 | 1 | 16 | 1 | 39 | 44 | Cleburne-AL (33.69, 85.60) | Cleburne-AL (33.96, 85.40) | Cleburne-AL (33.47, 85.89) |
44 | 552 | 26 | 1 | 16 | 1 | 36 | 46 | Reynolds-MO (37.51, 90.85) | Iron-MO (37.74, 91.15) | Iron-MO (37.27, 90.55) |
45 | 512 | 26 | 1 | 16 | 1 | 49 | 35 | Pickens-SC (34.85, 82.72) | Pickens-SC (34.62, 82.85) | Pickens-SC (35.07, 82.57) |
46 | 501 | 16 | 2 | 16 | 1 | 42 | 42 | Union-GA (34.82, 83.85) | Union-GA (34.65, 84.16) | Towns-GA (34.99, 83.55) |
47 | 494 | 26 | 1 | 16 | 1 | 45 | 40 | New Castle-DE (39.56, 75.61) | New Castle-DE (39.83, 75.47) | New Castle-DE (39.30, 75.76) |
48 | 478 | 26 | 1 | 16 | 1 | 44 | 40 | Northumberland-PA (40.88, 76.75) | Northumberland-PA (41.17, 76.73) | Northumberland-PA (40.60, 76.92) |
49 | 467 | 26 | 1 | 16 | 1 | 51 | 31 | Logan-OH (40.38, 83.77) | Logan-OH (40.23, 83.55) | Logan-OH (40.54, 83.99) |
50 | 444 | 26 | 1 | 16 | 1 | 47 | 39 | Tishomingo-MS (34.73, 88.26) | Tishomingo-MS (34.46, 88.16) | Tishomingo-MS (35.00, 88.36) |
51 | 405 | 26 | 1 | 16 | 1 | 53 | 28 | Wayne-IN (39.87, 85.01) | Wayne-IN (40.01, 84.81) | Wayne-IN (39.72, 85.19) |
52 | 399 | 26 | 1 | 16 | 1 | 52 | 29 | Osceola-IA (43.38, 95.62) | Osceola-IA (43.26, 95.39) | Osceola-IA (43.50, 95.86) |
53 | 344 | 26 | 1 | 16 | 1 | 56 | 25 | Cobb-GA (33.94, 84.58) | Cobb-GA (33.81, 84.72) | Cobb-GA (34.07, 84.42) |
54 | 313 | 26 | 1 | 16 | 1 | 55 | 27 | Watauga-NC (36.24, 81.69) | Watauga-NC (36.29, 81.92) | Watauga-NC (36.20, 81.46) |
55 | 281 | 16 | 2 | 5 | 2 | 50 | 33 | Bergen-NJ (40.91, 74.12) | Bergen-NJ (41.13, 74.21) | New York-NY (40.68, 74.02) |
56 | 271 | 26 | 1 | 16 | 1 | 54 | 28 | DeKalb-GA (33.79, 84.23) | DeKalb-GA (33.97, 84.35) | DeKalb-GA (33.61, 84.12) |
57 | 105 | 26 | 1 | 16 | 1 | 57 | 18 | Union-NJ (40.64, 74.30) | Union-NJ (40.60, 74.46) | Union-NJ (40.67, 74.14) |
58 | 68 | 26 | 1 | 16 | 1 | 58 | 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 | 98 | Coconino-AZ (35.59, 112.57) | La Paz-AZ (34.32, 113.33) | Gila-AZ (34.42, 111.60) | Kane-UT (37.00, 112.57) |
2 | 47 | Otero-NM (32.38, 106.14) | Mexico (31.76, 106.45) | Chaves-NM (32.52, 105.35) | Sierra-NM (32.99, 106.49) |
3 | 36 | Lincoln-MT (48.48, 115.71) | Flathead-MT (48.23, 115.02) | Canada (49.00, 115.71) | Shoshone-ID (48.03, 116.12) |
4 | 33 | Essex-NY (44.25, 73.87) | Warren-NY (43.77, 73.78) | Grand Isle-VT (44.56, 73.36) | Saint Lawrence-NY (44.21, 74.53) |
5 | 30 | Grant-OR (44.47, 119.05) | Baker-OR (44.66, 118.50) | Wheeler-OR (44.47, 119.65) | Baker-OR (44.29, 118.50) |
6 | 37 | Park-WY (44.47, 109.30) | Fremont-WY (43.95, 109.48) | Hot Springs-WY (44.08, 108.79) | Carbon-MT (45.00, 109.31) |
7 | 32 | Los Angeles-CA (34.36, 118.23) | Pacific Ocean (33.99, 118.56) | Orange-CA (33.95, 117.98) | Kern-CA (34.82, 118.23) |
8 | 20 | Coos-NH (44.57, 71.12) | Franklin-ME (44.73, 70.77) | Essex-VT (44.59, 71.54) | Carroll-NH (44.28, 71.04) |
9 | 22 | King-WA (47.46, 121.53) | Chelan-WA (47.60, 121.11) | Snohomish-WA (47.78, 121.54) | Pierce-WA (47.16, 121.66) |
10 | 24 | Lincoln-WY (41.93, 110.58) | Rich-UT (41.93, 111.05) | Uinta-WY (41.58, 110.58) | Sublette-WY (42.28, 110.54) |
11 | 18 | Somerset-ME (45.39, 70.11) | Franklin-ME (45.34, 70.47) | Franklin-ME (45.13, 70.16) | Piscataquis-ME (45.44, 69.75) |
12 | 15 | Botetourt-VA (37.54, 79.69) | Alleghany-VA (37.76, 79.67) | Craig-VA (37.54, 79.97) | Bedford city-VA (37.36, 79.54) |
13 | 26 | Wallowa-OR (45.53, 117.12) | Idaho-ID (45.83, 116.78) | Union-OR (45.34, 117.58) | Idaho-ID (45.37, 116.64) |
14 | 26 | Shasta-CA (40.80, 122.11) | Tehama-CA (40.43, 122.01) | Siskiyou-CA (41.18, 122.12) | Trinity-CA (41.00, 122.54) |
15 | 22 | Humboldt-CA (40.46, 123.96) | Trinity-CA (40.46, 123.54) | Pacific Ocean (40.57, 124.35) | Pacific Ocean (40.37, 124.37) |
16 | 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) |
17 | 15 | Ulster-NY (42.02, 74.23) | Delaware-NY (42.17, 74.45) | Sullivan-NY (41.88, 74.45) | Dutchess-NY (41.97, 73.95) |
18 | 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) |
19 | 18 | Franklin-PA (39.81, 77.79) | Huntingdon-PA (40.06, 77.86) | Morgan-WV (39.64, 78.04) | Adams-PA (39.83, 77.46) |
20 | 21 | Smyth-VA (36.94, 81.38) | Carroll-VA (36.81, 81.04) | McDowell-WV (37.21, 81.55) | Washington-VA (36.79, 81.70) |
21 | 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) |
22 | 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) |
23 | 13 | Suffolk-NY (40.84, 73.20) | Nassau-NY (40.81, 73.45) | Atlantic Ocean (40.65, 73.12) | Fairfield-CT (41.02, 73.26) |
24 | 13 | Swain-NC (35.57, 83.43) | Haywood-NC (35.70, 83.25) | Cocke-TN (35.71, 83.28) | Graham-NC (35.43, 83.59) |
25 | 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) |
26 | 13 | Curry-OR (42.18, 124.10) | Pacific Ocean (42.05, 124.27) | Del Norte-CA (42.00, 124.11) | Josephine-OR (42.36, 124.03) |
27 | 12 | Shenandoah-VA (38.78, 78.54) | Hardy-WV (38.91, 78.70) | Rockingham-VA (38.64, 78.70) | Rappahannock-VA (38.72, 78.33) |
28 | 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) |
29 | 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) |
30 | 12 | Yancey-NC (36.03, 82.28) | Washington-TN (36.16, 82.42) | Madison-NC (35.95, 82.48) | Avery-NC (36.07, 82.07) |
31 | 15 | Mason-WA (47.33, 123.19) | Kitsap-WA (47.52, 123.04) | Grays Harbor-WA (47.33, 123.51) | Thurston-WA (47.15, 123.00) |
32 | 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) |
33 | 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) |
34 | 14 | Clatsop-OR (45.98, 123.65) | Tillamook-OR (45.78, 123.72) | Columbia-OR (45.97, 123.36) | Pacific Ocean (46.01, 123.93) |
35 | 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) |
36 | 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) |
37 | 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) |
38 | 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) |
39 | 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) |
40 | 8 | Carbon-PA (40.89, 75.70) | Lehigh-PA (40.78, 75.67) | Monroe-PA (40.95, 75.57) | Luzerne-PA (40.99, 75.77) |
41 | 11 | Orleans-VT (44.85, 72.29) | Caledonia-VT (44.75, 72.11) | Canada (45.00, 72.29) | Lamoille-VT (44.72, 72.42) |
42 | 10 | Essex-MA (42.62, 70.84) | Atlantic Ocean (42.71, 70.70) | Middlesex-MA (42.57, 71.03) | Atlantic Ocean (42.52, 70.70) |
43 | 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) |
44 | 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) |
45 | 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) |
46 | 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) |
47 | 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) |
48 | 8 | Northumberland-PA (40.80, 76.67) | Snyder-PA (40.85, 76.81) | Schuylkill-PA (40.70, 76.60) | Montour-PA (40.88, 76.55) |
49 | 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) |
50 | 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) |
51 | 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) |
52 | 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) |
53 | 8 | Cobb-GA (33.96, 84.58) | Fulton-GA (33.91, 84.45) | Cherokee-GA (34.08, 84.58) | Paulding-GA (33.95, 84.72) |
54 | 7 | Watauga-NC (36.23, 81.72) | Avery-NC (36.17, 81.83) | Caldwell-NC (36.12, 81.70) | Johnson-TN (36.34, 81.71) |
55 | 6 | Bergen-NJ (40.95, 74.02) | Rockland-NY (41.03, 73.97) | Passaic-NJ (40.92, 74.13) | Westchester-NY (40.93, 73.91) |
56 | 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) |
57 | 4 | Union-NJ (40.66, 74.27) | Essex-NJ (40.69, 74.21) | Essex-NJ (40.71, 74.25) | Middlesex-NJ (40.61, 74.30) |
58 | 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) |