Town Hall 15 Upgrade Guide — Clash of Clans
Quick Answer
Cost: 18,000,000 Gold | Time: 20d | New buildings: 2
Upgrade Stats
| Stat | Value |
|---|---|
| Upgrade cost | 18,000,000 Gold |
| Upgrade time | 20d |
| Max Gold storage | 50,000,000 |
| Max Elixir storage | 50,000,000 |
| New buildings | 2 |
| New troops | 2 |
What You Unlock at TH15
New Buildings
- Multi-Gear Tower
- Giga Inferno level 5
New Troops
- Root Rider
- Furnace (Builder Base)
TH15 Upgrade Priority
When you reach TH15, upgrade in this order:
- Storages first — Max Gold and Elixir storage so you can accumulate resources for upgrades
- New defenses — Multi-Gear Tower, Giga Inferno level 5
- Laboratory — Start upgrading troops to TH15 max as soon as possible
- Remaining buildings — Upgrade everything else while your lab runs
How to Get Gems to Speed Up TH15 Upgrades
Spending Gems skips Builder wait times. Here's how to earn free Gems:
- Achievement rewards — Complete in-game achievements (most valuable gem source)
- Gem Mine — Passive gem generation at Builder Base
- Obstacle removal — Remove trees and mushrooms from your village (4–6 gems each)
- Magic items — Use Builder Potions and Books of Building from events
👉 Complete free Gems guide for Clash of Clans →
See also: Gem Mine Guide → | Working CoC Codes →