| Official Name | Hellenic Republic (Elliniki Dimokratia / Ελληνική Δημοκρατία) |
| Area | 131,957 km² (slightly smaller than Bavaria + Baden-Württemberg combined) |
| Population | approx. 10.4 million (2024) |
| Capital | Athens (approx. 3.1 million in the metropolitan area — almost a third of all Greeks) |
| Official Language | Greek (Modern Greek). English widely spoken, German on tourist islands. |
| Currency | Euro (€) — since 2001. Card payment widespread, even in tavernas. |
| Time Zone | EET (UTC+2), daylight saving time like Germany — always 1 hour ahead |
| Electricity | 230V, Type C/F — identical to Germany, no adapter needed |
| Drinking Water | Drinkable on the mainland and large islands. Often brackish on small Cycladic islands — buy bottled water. |
| EU Membership | Since 1981, Schengen since 2000, Eurozone since 2001 |
| Coastline | 13,676 km mainland + islands = longest coastline in the Mediterranean |
| Islands | approx. 6,000 (of which ~230 inhabited, most are tiny, uninhabited rocks) |
| Highest Mountain | Olympus / Mytikas (2,918 m) — mythological seat of the gods |
| Religion | approx. 90% Greek Orthodox. Churches and chapels everywhere, especially on the islands. |
| Telephone Code | +30 |
| Internet TLD | .gr |
| License Plate | GR |
| Emergency | 112 (general), 166 (ambulance), 100 (police), 108 (coast guard) |
| Entry | EU/Schengen — only ID card needed, no passport required |
| Mobile Network | EU roaming included. Good reception even on most islands. Wi-Fi in almost all hotels/cafes. |
| Best Travel Time | May/June + September/October (shoulder season) |