Most Geographed 100km x 100km Squares (Myriads)
These are the squares with the best geograph coverage so far! Similar Breakdown by total coverage
See also 10km x 10km Squares and 1km x 1km Grid Squares
The # number column is the number of squares with (at least) a geograph, and the % column is the percentage of the total 'land' based squares with coverage. Click a column header to change sort order.
Great Britain
| Rank | Square | # | Land | % |
| 1st | SP | 10000 | 10000 | 100.0 |
| " | MC | 1 | 1 | 100.0 |
| " | OV | 1 | 1 | 100.0 |
| 4th | SK | 9990 | 10000 | 99.9 |
| 5th | SO | 9981 | 10000 | 99.8 |
| 6th | SX | 5017 | 5030 | 99.7 |
| 7th | NT | 8286 | 8322 | 99.6 |
| 8th | SE | 9954 | 9999 | 99.5 |
| " | TG | 1991 | 2000 | 99.5 |
| 10th | SU | 9940 | 9989 | 99.5 |
| 11th | NZ | 5210 | 5240 | 99.4 |
| 12th | TL | 9941 | 10000 | 99.4 |
| " | SY | 1685 | 1695 | 99.4 |
| 14th | NU | 1121 | 1134 | 98.9 |
| 15th | TQ | 9373 | 9485 | 98.8 |
| 16th | SW | 1906 | 1936 | 98.5 |
| 17th | TV | 62 | 63 | 98.4 |
| 18th | SJ | 9503 | 9678 | 98.2 |
| 19th | NS | 8435 | 8635 | 97.7 |
| 20th | SC | 610 | 625 | 97.6 |
| 21st | SZ | 1037 | 1064 | 97.5 |
| 22nd | ST | 9022 | 9261 | 97.4 |
| 23rd | SS | 4531 | 4654 | 97.4 |
| 24th | TA | 2255 | 2317 | 97.3 |
| 25th | TM | 3721 | 3826 | 97.3 |
| 26th | SH | 4997 | 5158 | 96.9 |
| 27th | NY | 9564 | 9907 | 96.5 |
| 28th | SN | 7076 | 7348 | 96.3 |
| 29th | SM | 806 | 840 | 96.0 |
| 30th | TF | 7070 | 7432 | 95.1 |
| 31st | SD | 7340 | 7767 | 94.5 |
| 32nd | NK | 398 | 427 | 93.2 |
| 33rd | NO | 6687 | 7182 | 93.1 |
| 34th | TR | 1533 | 1671 | 91.7 |
| 35th | NJ | 6134 | 6704 | 91.5 |
| 36th | HP | 208 | 231 | 90.0 |
| 37th | NX | 4593 | 5319 | 86.4 |
| 38th | NG | 4427 | 5143 | 86.1 |
| 39th | NW | 61 | 72 | 84.7 |
| 40th | SV | 87 | 103 | 84.5 |
| 41st | SR | 66 | 79 | 83.5 |
| 42nd | HY | 1105 | 1326 | 83.3 |
| 43rd | HZ | 17 | 21 | 81.0 |
| 44th | NN | 7911 | 9985 | 79.2 |
| 45th | NH | 7100 | 9337 | 76.0 |
| 46th | NR | 2646 | 3624 | 73.0 |
| 47th | HT | 17 | 24 | 70.8 |
| 48th | NA | 70 | 100 | 70.0 |
| " | HW | 7 | 10 | 70.0 |
| 50th | NL | 136 | 195 | 69.7 |
| 51st | NM | 3446 | 4985 | 69.1 |
| 52nd | ND | 1318 | 2028 | 65.0 |
| 53rd | NF | 893 | 1386 | 64.4 |
| 54th | HU | 1186 | 1998 | 59.4 |
| 55th | NB | 1339 | 2390 | 56.0 |
| 56th | NC | 3244 | 6145 | 52.8 |
| 57th | HX | 2 | 4 | 50.0 |
Ireland
| Rank | Square | # | Land | % |
| 1st | J | 3336 | 4754 | 70.2 |
| 2nd | C | 3058 | 4476 | 68.3 |
| 3rd | H | 6082 | 9843 | 61.8 |
| 4th | D | 838 | 1429 | 58.6 |
| 5th | O | 1095 | 2375 | 46.1 |
| 6th | B | 336 | 1038 | 32.4 |
| 7th | V | 1012 | 3384 | 29.9 |
| 8th | T | 566 | 2128 | 26.6 |
| 9th | G | 1551 | 6030 | 25.7 |
| 10th | L | 639 | 2688 | 23.8 |
| 11th | Q | 435 | 2110 | 20.6 |
| 12th | M | 1346 | 9483 | 14.2 |
| 13th | S | 1238 | 9885 | 12.5 |
| 14th | N | 1090 | 9963 | 10.9 |
| 15th | W | 500 | 5916 | 8.5 |
| 16th | X | 75 | 942 | 8.0 |
| 17th | R | 594 | 9847 | 6.0 |
| 18th | F | 64 | 1572 | 4.1 |
