The Gold Storage increases your Gold storage capacity.
Gold Storage Tips
- The Gold Storage protects your Gold from enemy attacks.
- Gold is used for upgrading Troops, Gunboat Abilities & Mines in your Armory, exploring the archipelago, training troops, attacking & diving your Submarine.
Level 1 
Level 2-3 
Level 4-5 
Level 6-7 Level 8-9 
Level 10
- Building size
- 3×3
- Resource
- Gold
- HQ Level 1-6
- 1 Gold Storage
- HQ Level 7-11
- 2 Gold Storages
- HQ Level 12-16
- 3 Gold Storages
- HQ Level 17-22
- 4 Gold Storages
| Level | Health | Capacity | Upgrade cost Wood | Upgrade cost Stone | Upgrade cost Iron | Upgrade time | HQ level | XP Gain |
|---|---|---|---|---|---|---|---|---|
| 1 | 1,000 | 4,000 | 130 | N/A | N/A | 2m | 1 | 1 |
| 2 | 1,200 | 8,000 | 500 | N/A | N/A | 25m | 2 | 6 |
| 3 | 1,400 | 16,000 | 4,100 | N/A | N/A | 2h | 3 | 14 |
| 4 | 1,700 | 32,000 | 10,400 | N/A | N/A | 3h | 4 | 17 |
| 5 | 2,000 | 64,000 | 20,000 | N/A | N/A | 4h | 5 | 20 |
| 6 | 2,400 | 125,000 | 26,400 | 4,600 | N/A | 5h | 6 | 20 |
| 7 | 2,900 | 250,000 | 65,000 | 14,200 | N/A | 6h | 8 | 26 |
| 8 | 3,500 | 500,000 | 158,000 | 40,000 | 12,800 | 8h | 10 | 34 |
| 9 | 4,200 | 1,000,000 | 450,000 | 273,000 | 78,000 | 12h | 13 | 44 |
| 10 | 5,000 | 2,000,000 | 1,080,000 | 820,000 | 298,000 | 18h | 15 | 61 |