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 | 9971 | 10000 | 99.7 |
| 5th | SX | 5012 | 5030 | 99.6 |
| 6th | TG | 1991 | 1999 | 99.6 |
| 7th | SU | 9937 | 9989 | 99.5 |
| 8th | NZ | 5203 | 5239 | 99.3 |
| 9th | TL | 9924 | 10000 | 99.2 |
| 10th | SY | 1679 | 1695 | 99.1 |
| 11th | SE | 9890 | 9999 | 98.9 |
| 12th | SO | 9870 | 10000 | 98.7 |
| 13th | TQ | 9357 | 9483 | 98.7 |
| 14th | TM | 3715 | 3774 | 98.4 |
| 15th | TV | 62 | 63 | 98.4 |
| 16th | SW | 1900 | 1935 | 98.2 |
| 17th | NT | 8156 | 8322 | 98.0 |
| 18th | SJ | 9412 | 9668 | 97.4 |
| 19th | SC | 607 | 624 | 97.3 |
| 20th | SZ | 1030 | 1061 | 97.1 |
| 21st | ST | 8979 | 9259 | 97.0 |
| 22nd | SS | 4470 | 4637 | 96.4 |
| 23rd | NU | 1085 | 1134 | 95.7 |
| 24th | TA | 2210 | 2317 | 95.4 |
| 25th | NY | 9276 | 9768 | 95.0 |
| 26th | SD | 7321 | 7752 | 94.4 |
| 27th | NS | 8068 | 8619 | 93.6 |
| 28th | TF | 6911 | 7419 | 93.2 |
| 29th | SH | 4785 | 5153 | 92.9 |
| 30th | SM | 781 | 842 | 92.8 |
| 31st | TR | 1514 | 1641 | 92.3 |
| 32nd | NK | 393 | 427 | 92.0 |
| 33rd | NO | 6282 | 7177 | 87.5 |
| 34th | NW | 61 | 71 | 85.9 |
| 35th | SV | 87 | 103 | 84.5 |
| 36th | NJ | 5656 | 6704 | 84.4 |
| 37th | HP | 194 | 231 | 84.0 |
| 38th | SR | 65 | 79 | 82.3 |
| 39th | SN | 6032 | 7335 | 82.2 |
| 40th | HZ | 17 | 21 | 81.0 |
| 41st | NX | 4235 | 5296 | 80.0 |
| 42nd | NG | 3965 | 5124 | 77.4 |
| 43rd | NN | 7065 | 9986 | 70.7 |
| 44th | NH | 6001 | 9313 | 64.4 |
| 45th | NL | 124 | 193 | 64.2 |
| 46th | NM | 3166 | 4974 | 63.7 |
| 47th | NR | 2289 | 3622 | 63.2 |
| 48th | HY | 777 | 1321 | 58.8 |
| 49th | NF | 788 | 1361 | 57.9 |
| 50th | NA | 54 | 99 | 54.5 |
| 51st | HT | 13 | 24 | 54.2 |
| 52nd | ND | 1100 | 2033 | 54.1 |
| 53rd | HU | 1063 | 2004 | 53.0 |
| 54th | HW | 5 | 10 | 50.0 |
| " | HX | 2 | 4 | 50.0 |
| 56th | NB | 1017 | 2381 | 42.7 |
| 57th | NC | 2551 | 6137 | 41.6 |
Ireland
| Rank | Square | # | Land | % |
| 1st | J | 2759 | 4723 | 58.4 |
| 2nd | C | 2589 | 4450 | 58.2 |
| 3rd | H | 5578 | 9843 | 56.7 |
| 4th | D | 788 | 1423 | 55.4 |
| 5th | O | 964 | 2373 | 40.6 |
| 6th | B | 268 | 1027 | 26.1 |
| 7th | V | 853 | 3380 | 25.2 |
| 8th | Q | 411 | 2078 | 19.8 |
| 9th | G | 1055 | 5958 | 17.7 |
| 10th | T | 348 | 2122 | 16.4 |
| 11th | L | 374 | 2618 | 14.3 |
| 12th | N | 811 | 9960 | 8.1 |
| 13th | S | 752 | 9883 | 7.6 |
| 14th | W | 380 | 5939 | 6.4 |
| 15th | X | 60 | 940 | 6.4 |
| 16th | M | 550 | 9491 | 5.8 |
| 17th | F | 66 | 1518 | 4.3 |
| 18th | R | 340 | 9802 | 3.5 |
