| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Scairbh na gCaorach | city | Monaghan | Ireland | 54.34 | -6.96 | 144 | 2890 |
| Scallanstown | city | Meath | Ireland | 53.68 | -6.75 | 173 | 5535 |
| Scalp | city | Wicklow | Ireland | 53.08 | -6.58 | 997 | 1882 |
| Scalp Bridge | city | Kerry | Ireland | 52.27 | -9.29 | 905 | 873 |
| Scalpnagown | city | Clare | Ireland | 52.96 | -8.79 | 830 | 611 |
| Scarawalsh Bridge | city | Wexford | Ireland | 52.55 | -6.55 | 183 | 9267 |
| Scardaun | city | Mayo | Ireland | 53.65 | -9.00 | 393 | 1902 |
| Scariff | city | Clare | Ireland | 52.90 | -8.51 | 272 | 1669 |
| Scarnageeragh | city | Monaghan | Ireland | 54.34 | -6.96 | 144 | 2890 |
| Scarnagh Cross Roads | city | Wexford | Ireland | 52.75 | -6.21 | 150 | 5946 |
| Scarriff | city | Clare | Ireland | 52.90 | -8.51 | 272 | 1669 |
| Scarriff | city | Kerry | Ireland | 51.86 | -10.17 | 72 | 1066 |
| Scarrough Bridge | city | Ireland | 52.59 | -8.09 | 830 | 1687 | |
| Scart | city | Kerry | Ireland | 52.24 | -9.56 | 157 | 1765 |
| Scart | city | Ireland | 52.04 | -7.87 | 49 | 961 | |
| Scart | city | Kilkenny | Ireland | 52.59 | -7.07 | 830 | 2174 |
| Scart Bridge | city | Ireland | 52.20 | -7.67 | 830 | 820 | |
| Scart Upper | city | Ireland | 52.20 | -7.66 | 830 | 748 | |
| Scartaglen | city | Kerry | Ireland | 52.18 | -9.40 | 830 | 1739 |
| Scartaglin | city | Kerry | Ireland | 52.18 | -9.40 | 830 | 1739 |
| Scartnaglorane | city | Ireland | 52.36 | -8.03 | 830 | 869 | |
| Scarvy Bridge | city | Cavan | Ireland | 54.05 | -7.07 | 249 | 3110 |
| Sceach Liag | city | Galway | Ireland | 53.33 | -9.04 | 19 | 25042 |
| Sceach an Chloichreáin | city | Kilkenny | Ireland | 52.56 | -7.39 | 236 | 2751 |
| Sceich an Phubaill | city | Fingal | Ireland | 53.45 | -6.31 | 160 | 19413 |
| Schull | city | Cork | Ireland | 51.53 | -9.53 | 144 | 1689 |
| Scilly | city | Cork | Ireland | 51.71 | -8.52 | 3 | 5285 |
| Scobaun | city | Cork | Ireland | 51.51 | -9.23 | 49 | 1958 |
| Scogh | city | Kilkenny | Ireland | 52.40 | -7.38 | 291 | 5651 |
| Sconee Lower | city | Laois | Ireland | 53.03 | -7.47 | 406 | 2708 |
| Scool | city | Clare | Ireland | 52.92 | -9.09 | 265 | 1536 |
| Scotch Corner | city | Monaghan | Ireland | 54.18 | -6.87 | 830 | 2236 |
| Scotshouse | city | Monaghan | Ireland | 54.12 | -7.25 | 255 | 1962 |
| Scotstown | city | Monaghan | Ireland | 54.28 | -7.07 | 249 | 2877 |
| Scott's Bridge | city | Clare | Ireland | 52.80 | -8.58 | 229 | 985 |
| Scottstown | city | Meath | Ireland | 53.72 | -6.65 | 396 | 5117 |
| Scott’s Bridge | city | Clare | Ireland | 52.80 | -8.58 | 229 | 985 |
| Scow Bridge | city | Kildare | Ireland | 53.28 | -6.88 | 262 | 3518 |
| Scrabby | city | Cavan | Ireland | 53.87 | -7.53 | 226 | 1554 |
| Scrahan | city | Kerry | Ireland | 52.40 | -9.37 | 410 | 1625 |
| Scrahan | city | Kerry | Ireland | 52.29 | -9.78 | 295 | 6441 |
| Scrahan | city | Ireland | 52.21 | -7.40 | 282 | 2072 | |
| Scrahanaveal | city | Kerry | Ireland | 52.11 | -9.33 | 830 | 2090 |
| Scrahane Cross Roads | city | Cork | Ireland | 51.77 | -8.88 | 351 | 1898 |
| Scrahane Cross Roads | city | Cork | Ireland | 52.01 | -8.41 | 830 | 4404 |
| Scrahanfadda | city | Kerry | Ireland | 52.13 | -9.32 | 830 | 1939 |
| Scrahans | city | Ireland | 52.01 | -7.68 | 830 | 816 | |
| Scraliannagaur | city | Kerry | Ireland | 51.85 | -9.91 | 190 | 601 |
| Scramoge | city | Roscommon | Ireland | 53.77 | -8.05 | 249 | 1462 |
| Scramóg | city | Roscommon | Ireland | 53.77 | -8.05 | 249 | 1462 |
| Scrarour | city | Cork | Ireland | 52.18 | -8.42 | 249 | 1985 |
| Scrawtown | city | Kildare | Ireland | 53.30 | -6.75 | 314 | 6670 |
| Screen | city | Wexford | Ireland | 52.41 | -6.41 | 59 | 3291 |
| Scregg East | city | Galway | Ireland | 53.53 | -8.57 | 249 | 1440 |
| Scregg West | city | Galway | Ireland | 53.53 | -8.58 | 249 | 1442 |
| Screggan | city | Offaly | Ireland | 53.25 | -7.58 | 249 | 2442 |
| Screggan | city | An Iarmhi | Ireland | 53.54 | -7.03 | 321 | 1414 |
| Scronagare | city | Cork | Ireland | 51.93 | -9.07 | 830 | 1364 |
| Scrowmore | city | Ireland | 52.31 | -8.21 | 830 | 2622 | |
| Scrub and Glenmacolla | city | Laois | Ireland | 52.81 | -7.48 | 830 | 1201 |
| Scurlockstown | city | An Iarmhi | Ireland | 53.65 | -7.14 | 830 | 1506 |
| Scurlockstown | city | Meath | Ireland | 53.69 | -6.95 | 314 | 1723 |
| Scurlockstown | city | Meath | Ireland | 53.55 | -6.73 | 223 | 5560 |
| Scurloge Cross Roads | city | Wexford | Ireland | 52.26 | -6.63 | 134 | 2127 |