Sea / River port
Container terminal
| Address | PL 5Mariehamn 22101Finland |
| Port Authority | Mariehamn Port |
| Phone | 358 18 531470 |
| Fax | 358 18 531479 |
| - | |
| Coordinates | 60°5'50" N, 19°55'50" E |
| Decimal | 60.0972636,19.9305859 |
| UN/LOCODE | FIMHQ |
| Port Type | Harbor |
| Port Size | Small |
| Website | - |
| Terminal | Unavailable |
| Inland port | Unavailable |
| Tide | Unavailable |
| Overhead Limit | Available |
| Swell | Unavailable |
| Channel | 16 - 20 feet 4.9 - 6.1 meters |
| Cargo Pier | 16 - 20 feet 4.9 - 6.1 meters |
| Mean Tide | - |
| Anchorage | 31 - 35 feet 9.4 - 10 meters |
| Oil Terminal | 16 - 20 feet 4.9 - 6.1 meters |
| Harbor Size | Small |
| Shelter | Good |
| Max Vessel Size | Over 500 feet in length |
| Harbor Type | Coastal Natural |
| Compulsory | Available |
| Available | Unavailable |
| Advisable | Available |
| Local Assist | Unavailable |
| Provisions | Available |
| Fuel Oil | Available |
| Deck | Unavailable |
| Water | Available |
| Diesel Oil | Available |
| Engine | Unavailable |
| 0-24 Ton Lifts | Available |
| 25-49 Ton Lifts | Available |
| 50-100 Ton Lifts | Unavailable |
| 100+ Ton Lifts | Unavailable |
| Fixed Cranes | Unavailable |
| Mobile Cranes | Available |
| Floating Cranes | Unavailable |
| Wharves | Available |
| Med Moor | Unavailable |
| Ice | Unavailable |
| Anchor | Unavailable |
| Beach | Unavailable |
| Assist | Available |
| Salvage | Unavailable |
| Pratique | Available |
| Deratt Cert | Available |
| Longshore | Unavailable |
| Electrical Repair | Unavailable |
| Steam | Unavailable |
| Electrical | Unavailable |
| Navigation Eq | Unavailable |
| Ship Repairs | Limited |
| Marine Railroad | Small |
| Degauss | - |
| Garbage Disposal | Unavailable |
| Dirty Ballast | Available |
| Telephone | Available |
| Radio | Available |
| Air | Available |
| Telegraph | Available |
| Radio Tel | Unavailable |
| Rail | Unavailable |