| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Saeunnarstadhir | city | Iceland | 65.82 | -20.12 | 452 | 1 | |
| Saudhanes | city | Iceland | 65.63 | -20.23 | 328 | 782 | |
| Saurar | city | Iceland | 66.02 | -20.43 | 3 | 0 | |
| Sauðanes | city | Iceland | 65.63 | -20.23 | 328 | 782 | |
| Selhagi | city | Iceland | 65.53 | -19.70 | 1181 | 0 | |
| Sidha | city | Iceland | 65.70 | -20.23 | 600 | 381 | |
| Skagastrand | city | Iceland | 65.83 | -20.32 | 39 | 513 | |
| Skagastrond | city | Iceland | 65.83 | -20.32 | 39 | 513 | |
| Skalavik | city | Iceland | 66.03 | -20.43 | 0 | 0 | |
| Skeggjastadhir | city | Iceland | 65.90 | -20.33 | 82 | 26 | |
| Skeggjastaðir | city | Iceland | 65.90 | -20.33 | 82 | 26 | |
| Skeggstadhir | city | Iceland | 65.50 | -19.77 | 879 | 0 | |
| Skeggstaðir | city | Iceland | 65.50 | -19.77 | 879 | 0 | |
| Skinnastadhir | city | Iceland | 65.57 | -20.33 | 160 | 4 | |
| Skinnastaðir | city | Iceland | 65.57 | -20.33 | 160 | 4 | |
| Skottastadhir | city | Iceland | 65.42 | -19.67 | 853 | 0 | |
| Skottastaðir | city | Iceland | 65.42 | -19.67 | 853 | 0 | |
| Skrapatunga | city | Iceland | 65.73 | -20.15 | 521 | 2 | |
| Skyttudalur | city | Iceland | 65.55 | -19.83 | 1125 | 0 | |
| Skúfur | city | Iceland | 65.77 | -20.12 | 646 | 4 | |
| Slettardalur | city | Iceland | 65.45 | -19.92 | 1092 | 0 | |
| Smyrlaberg | city | Iceland | 65.60 | -20.17 | 331 | 45 | |
| Snaeringsstadhir | city | Iceland | 65.48 | -20.07 | 616 | 8 | |
| Snaeringsstadhir | city | Iceland | 65.38 | -20.27 | 95 | 4 | |
| Sneis | city | Iceland | 65.65 | -20.00 | 787 | 0 | |
| Snæringsstaðir | city | Iceland | 65.48 | -20.07 | 616 | 8 | |
| Snæringsstaðir | city | Iceland | 65.38 | -20.27 | 95 | 4 | |
| Solheimar | city | Iceland | 65.53 | -20.02 | 620 | 77 | |
| Solvabakki | city | Iceland | 65.70 | -20.28 | 167 | 435 | |
| Spákonufell | city | Iceland | 65.82 | -20.28 | 127 | 608 | |
| Stafn | city | Iceland | 65.37 | -19.58 | 980 | 0 | |
| Steinargerdhi | city | Iceland | 65.43 | -19.70 | 1003 | 0 | |
| Steinnes | city | Iceland | 65.52 | -20.38 | 22 | 0 | |
| Steinnyjarstadhir | city | Iceland | 65.90 | -20.28 | 446 | 80 | |
| Steinnýjarstaðir | city | Iceland | 65.90 | -20.28 | 446 | 80 | |
| Steiná | city | Iceland | 65.42 | -19.70 | 777 | 0 | |
| Steinárgerði | city | Iceland | 65.43 | -19.70 | 1003 | 0 | |
| Stora-Gilja | city | Iceland | 65.55 | -20.35 | 154 | 0 | |
| Storidalur | city | Iceland | 65.50 | -19.93 | 843 | 13 | |
| Strjugsstadhir | city | Iceland | 65.58 | -20.02 | 465 | 0 | |
| Strjúgsstaðir | city | Iceland | 65.58 | -20.02 | 465 | 0 | |
| Svangrund | city | Iceland | 65.70 | -20.28 | 167 | 435 | |
| Sveinsstadhir | city | Iceland | 65.50 | -20.37 | 52 | 0 | |
| Sveinsstaðir | city | Iceland | 65.50 | -20.37 | 52 | 0 | |
| Svidhningur | city | Iceland | 66.00 | -20.40 | 127 | 0 | |
| Sviðningur | city | Iceland | 66.00 | -20.40 | 127 | 0 | |
| Svínavatn | city | Iceland | 65.52 | -19.97 | 456 | 77 | |
| Sydhra Tungukot | city | Iceland | 65.48 | -19.85 | 344 | 0 | |
| Sydhri Holl | city | Iceland | 65.73 | -20.22 | 285 | 8 | |
| Sydhri Langamyri | city | Iceland | 65.48 | -19.87 | 429 | 0 | |
| Sydhri-Ey | city | Iceland | 65.77 | -20.27 | 180 | 74 | |
| Sydri Ey | city | Iceland | 65.77 | -20.27 | 180 | 74 | |
| Syðra Tungukot | city | Iceland | 65.48 | -19.85 | 344 | 0 | |
| Syðri Hóll | city | Iceland | 65.73 | -20.22 | 285 | 8 | |
| Syðri Langamýri | city | Iceland | 65.48 | -19.87 | 429 | 0 | |
| Syðri-Ey | city | Iceland | 65.77 | -20.27 | 180 | 74 | |
| Sæunnarstaðir | city | Iceland | 65.82 | -20.12 | 452 | 1 | |
| Síða | city | Iceland | 65.70 | -20.23 | 600 | 381 |