Helsinki
- 👥 Population (municipality): 674,500 (Dec 31, 2023)
- 🏛️ Founded: by King Gustav I (Gustav Vasa) of Sweden
- 🗣️ Name origin: Swedish Helsingfors = “Helsinge rapids” (Vanhankaupunginkoski at the mouth of the Vantaa River)
- 📏 Area: 719 km² (land incl. inland waters 217 km²; sea 502 km²)
- ⛰️ Elevation: −4 – 103 m a.s.l.
- ⏰ Time zone: EET (UTC +2, DST EEST +3)
- 🧑🤝🧑 Demonym: Helsinkian / helsinkiläinen / helsingforsare
- 💰 Currency: Euro (EUR)
