Air Defense — Clash of Clans
Buildings
Updated: 18 September 2026 · By the Goblins Farm team
The Air Defense deals heavy single-target damage to air units and cannot touch the ground at all. It is the most important building in a mid-game base, and the most commonly misplaced.
What it does
High damage to a single air target, no ground capability whatsoever. Dragons, Balloons, Lava Hounds and Minions are all built around either avoiding it or removing it, which tells you how central it is.
Placement is the whole game
More air attacks are beaten by placement than by levels.
- Never two under one spell radius. If a single Rage or a stack of Balloons can reach two Air Defenses at once, you have one Air Defense.
- Spread across sides. Coverage on three or four sides forces an attacker to deal with each one separately.
- Place them deep. An Air Defense on the perimeter is removed by a handful of Lightning Spells or a few Balloons before the attack even starts.
- Cover them with Archer Towers and air splash, so an attacker going for one takes fire from several buildings.
A base with three well-spread Air Defenses defeats air attacks that a base with three clustered ones loses to every time.
How it looks at each level
Stats by level
| Level | Hitpoints | DPS or effect | Build cost | Build time | Town Hall |
|---|---|---|---|---|---|
| 1 | 800 | 80 DPS | 22,000 Gold | 1 h | 4 |
| 2 | 850 | 110 DPS | 90,000 Gold | 2 h | 4 |
| 3 | 900 | 140 DPS | 210,000 Gold | 6 h | 5 |
| 4 | 950 | 160 DPS | 500,000 Gold | 12 h | 6 |
| 5 | 1,000 | 190 DPS | 800,000 Gold | 18 h | 7 |
| 6 | 1,050 | 230 DPS | 1,000,000 Gold | 1 d | 8 |
| 7 | 1,100 | 280 DPS | 1,750,000 Gold | 2 d | 9 |
| 8 | 1,210 | 320 DPS | 2,300,000 Gold | 2 d 12 h | 10 |
| 9 | 1,300 | 360 DPS | 3,400,000 Gold | 3 d | 11 |
| 10 | 1,400 | 400 DPS | 5,000,000 Gold | 4 d | 12 |
| 11 | 1,500 | 440 DPS | 5,600,000 Gold | 4 d 12 h | 13 |
| 12 | 1,650 | 500 DPS | 6,500,000 Gold | 5 d | 14 |
| 13 | 1,750 | 540 DPS | 8,000,000 Gold | 6 d | 15 |
| 14 | 1,850 | 600 DPS | 9,000,000 Gold | 6 d 12 h | 16 |
| 15 | 1,950 | 650 DPS | 15,000,000 Gold | 7 d | 17 |
| 16 | 2,000 | 700 DPS | 26,000,000 Gold | 13 d 6 h | 18 |
| Town Hall | Available |
|---|---|
| TH4 | 1 |
| TH5 | 1 |
| TH6 | 2 |
| TH7 | 3 |
| TH8 | 3 |
| TH9 | 4 |
| TH10 | 4 |
| TH11 | 4 |
| TH12 | 4 |
| TH13 | 4 |
| TH14 | 4 |
| TH15 | 4 |
| TH16 | 4 |
| TH17 | 4 |
| TH18 | 4 |
Where these numbers come from. Read from Clash of Clans' own game files, client build 18.600.3. They are exact for that build and do not reflect anything released after it, so verify in game before committing an upgrade.
Game values are read from Supercell's own game files, reproduced as fan content under Supercell's Fan Content Policy. Goblins Farm is not affiliated with, endorsed, sponsored, or specifically approved by Supercell, and Supercell is not responsible for it.
Frequently asked
Where should I place Air Defenses?
Deep inside the base and spread across different sides, never close enough together that one spell radius or one group of Balloons can reach two of them. Placement matters more than level: three spread Air Defenses beat three clustered ones decisively.
Can Air Defenses hit ground troops?
No, they target air units exclusively. That is why a base needs ground coverage from other defences even when its anti-air is strong.
Keep reading
Goblins Farm is not affiliated with, endorsed by, sponsored by, or specifically approved by Supercell. Clash of Clans is a trademark of Supercell Oy. This material is unofficial fan content produced under Supercell's Fan Content Policy. Game values change with every update; always verify in-game before committing an upgrade.