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 |
| " | OV | 1 | 1 | 100.0 |
| 3rd | SK | 9969 | 10000 | 99.7 |
| 4th | TG | 1991 | 1999 | 99.6 |
| 5th | SU | 9932 | 9989 | 99.4 |
| 6th | SX | 4993 | 5030 | 99.3 |
| 7th | TL | 9915 | 10000 | 99.2 |
| 8th | NZ | 5189 | 5235 | 99.1 |
| 9th | SE | 9881 | 9999 | 98.8 |
| 10th | TQ | 9345 | 9480 | 98.6 |
| 11th | SY | 1670 | 1695 | 98.5 |
| 12th | TM | 3713 | 3771 | 98.5 |
| 13th | TV | 62 | 63 | 98.4 |
| 14th | SW | 1900 | 1935 | 98.2 |
| 15th | ST | 8940 | 9118 | 98.0 |
| 16th | SJ | 9370 | 9624 | 97.4 |
| 17th | SC | 608 | 626 | 97.1 |
| 18th | SO | 9704 | 10000 | 97.0 |
| 19th | NT | 8066 | 8323 | 96.9 |
| 20th | SZ | 1028 | 1066 | 96.4 |
| 21st | TA | 2205 | 2305 | 95.7 |
| 22nd | NU | 1076 | 1134 | 94.9 |
| 23rd | SD | 7316 | 7716 | 94.8 |
| 24th | NY | 9224 | 9734 | 94.8 |
| 25th | TF | 6868 | 7372 | 93.2 |
| 26th | NS | 7994 | 8615 | 92.8 |
| 27th | TR | 1501 | 1621 | 92.6 |
| 28th | SM | 776 | 840 | 92.4 |
| 29th | SH | 4746 | 5138 | 92.4 |
| 30th | SS | 4235 | 4603 | 92.0 |
| 31st | NK | 392 | 427 | 91.8 |
| 32nd | NO | 6176 | 7154 | 86.3 |
| 33rd | NW | 60 | 71 | 84.5 |
| 34th | SV | 87 | 103 | 84.5 |
| 35th | SR | 64 | 78 | 82.1 |
| 36th | HZ | 17 | 21 | 81.0 |
| 37th | HP | 186 | 231 | 80.5 |
| 38th | NJ | 5382 | 6700 | 80.3 |
| 39th | NX | 4178 | 5257 | 79.5 |
| 40th | NG | 3895 | 5119 | 76.1 |
| 41st | SN | 5283 | 7320 | 72.2 |
| 42nd | NN | 6735 | 9986 | 67.4 |
| 43rd | NL | 121 | 181 | 66.9 |
| 44th | NM | 3058 | 4936 | 62.0 |
| 45th | NH | 5669 | 9282 | 61.1 |
| 46th | NR | 2207 | 3620 | 61.0 |
| 47th | HY | 757 | 1312 | 57.7 |
| 48th | NF | 770 | 1341 | 57.4 |
| 49th | HT | 13 | 24 | 54.2 |
| 50th | NA | 50 | 98 | 51.0 |
| 51st | ND | 1032 | 2035 | 50.7 |
| 52nd | HX | 2 | 4 | 50.0 |
| 53rd | HU | 1000 | 2024 | 49.4 |
| 54th | NB | 968 | 2389 | 40.5 |
| 55th | NC | 2382 | 6134 | 38.8 |
| 56th | HW | 3 | 10 | 30.0 |
Ireland
| Rank | Square | # | Land | % |
| 1st | J | 2683 | 4723 | 56.8 |
| 2nd | D | 786 | 1423 | 55.2 |
| 3rd | H | 5306 | 9843 | 53.9 |
| 4th | C | 2244 | 4427 | 50.7 |
| 5th | O | 905 | 2373 | 38.1 |
| 6th | V | 832 | 3379 | 24.6 |
| 7th | Q | 412 | 2079 | 19.8 |
| 8th | B | 174 | 1013 | 17.2 |
| 9th | T | 342 | 2121 | 16.1 |
| 10th | G | 901 | 5954 | 15.1 |
| 11th | L | 328 | 2609 | 12.6 |
| 12th | N | 696 | 9960 | 7.0 |
| 13th | S | 674 | 9883 | 6.8 |
| 14th | W | 361 | 5939 | 6.1 |
| 15th | X | 57 | 940 | 6.1 |
| 16th | F | 54 | 1518 | 3.6 |
| 17th | M | 329 | 9489 | 3.5 |
| 18th | R | 320 | 9801 | 3.3 |