Full article at http://indi.ca/2015/01/the-sri-lanka-presidential-election-2015-in-maps/
http://www.indi.ca/wp-content/uploads/2015/01/sri-lanka-electoral-maps.pdf
| District | Area | #My3 | #MR | Other | Total | #My3 % | MR% | MS Margin | MR Margin | MS |
| Kalutara District | Non N&E | 349,404 | 395,890 | 6,690 | 751,984 | 46% | 53% | -4% | 3% | |
| Galle District | Non N&E | 293,994 | 377,126 | 6,691 | 677,811 | 43% | 56% | -7% | 6% | |
| Matara District | Non N&E | 212,435 | 297,823 | 4,892 | 515,150 | 41% | 58% | -9% | 8% | |
| Digamadulla District | N&E | 233,360 | 121,027 | 3,430 | 357,817 | 65% | 34% | 15% | -16% | 61% |
| Puttalam District | Non N&E | 202,073 | 197,751 | 4,027 | 403,851 | 50% | 49% | 0% | -1% | 0% |
| Anuradhapura District | Non N&E | 238,407 | 281,161 | 5,065 | 524,633 | 45% | 54% | -5% | 4% | |
| Kegalle District | Non N&E | 252,533 | 278,130 | 6,108 | 536,771 | 47% | 52% | -3% | 2% | |
| Gampaha District | Non N&E | 669,007 | 664,347 | 9,142 | 1,342,496 | 50% | 49% | 0% | -1% | -1% |
| Colombo District | Non N&E | 725,073 | 562,614 | 8,673 | 1,296,360 | 56% | 43% | 6% | -7% | 24% |
| Badulla District | Non N&E | 249,524 | 249,243 | 8,303 | 507,070 | 49% | 49% | -1% | -1% | |
| Ratnapura District | Non N&E | 292,514 | 379,053 | 8,517 | 680,084 | 43% | 56% | -7% | 6% | |
| Batticaloa District | N&E | 209,422 | 41,631 | 5,533 | 256,586 | 82% | 16% | 32% | -34% | 126% |
| Hambantota District | Non N&E | 138,708 | 243,295 | 4,073 | 386,076 | 36% | 63% | -14% | 13% | |
| Moneragala District | Non N&E | 105,276 | 172,745 | 3,095 | 281,116 | 37% | 61% | -13% | 11% | |
| Kurunegala District | Non N&E | 476,602 | 556,868 | 8,154 | 1,041,624 | 46% | 53% | -4% | 3% | |
| Jaffna District | N&E | 253,574 | 74,454 | 12,723 | 340,751 | 74% | 22% | 24% | -28% | 98% |
| Matale District | Non N&E | 145,928 | 158,880 | 4,214 | 309,022 | 47% | 51% | -3% | 1% | |
| Mahanuwara District | Non N&E | 466,994 | 378,585 | 10,329 | 855,908 | 55% | 44% | 5% | -6% | |
| NuwaraEliya District | Non N&E | 272,605 | 145,339 | 8,822 | 426,766 | 64% | 34% | 14% | -16% | 56% |
| Vanni District | N&E | 141,417 | 34,377 | 4,431 | 180,225 | 78% | 19% | 28% | -31% | 114% |
| Polonnaruwa District | Non N&E | 147,974 | 105,640 | 2,382 | 255,996 | 58% | 41% | 8% | -9% | 31% |
| Trincomalee District | N&E | 140,338 | 52,111 | 2,907 | 195,356 | 72% | 27% | 22% | -23% | 87% |
| 6,217,162 | 5,768,090 | 138,201 | 12,123,453 | 51% | 48% | 1% | -2% | 5% | ||
| #My3 Voter Base | # | % | ||||||||
| N&E | 978,111 | 16% | ||||||||
| Non N&E | 5,239,051 | 84% | ||||||||
| Total | 6,217,162 | 100% | ||||||||
| MR Voter Base | # | % | ||||||||
| N&E | 323,600 | 6% | ||||||||
| Non N&E | 5,444,490 | 94% | ||||||||
| Total | 5,768,090 | 100% | ||||||||
| Area | #My3 | #MR | Other | Total | #My3 % | |||||
| N&E | 978,111 | 323,600 | 29,024 | 1,330,735 | 74% | |||||
| Non N&E | 5,239,051 | 5,444,490 | 109,177 | 10,792,718 | 49% | |||||
| Total | 6,217,162 | 5,768,090 | 138,201 | 12,123,453 | 51% | |||||
Source: http://adaderana.lk/presidential-election-2015/index.php