Mariehamn is the capital of Aland Islands.
| population: | 10,682 |
| latitude: | 60.10° N |
| longitude: | 19.93° E |
| elevation: | 11m |
| local time: | 06:16 |
| local date: | Tue 15 Sep |
| current time zone: | UTC+03:00 |
| DST observed: | yes |
| Currently on DST: | yes |
| DST started: | Sun 29 Mar 2026 |
| DST ends: | Sun 25 Oct 2026 |
| sunrise: | 07:08 |
| sunset: | 20:02 |
| day length: | 12h 54m |
| solar noon: | 13:35 |