Upgrade estimate
Barbarian King: Level 100 → 101
1 upgrade levels within the selected TH18 cap.
Builder Base heroes: base cost and time, no boosts.
Upgrade estimate
Barbarian King: Level 100 → 101
1 upgrade levels within the selected TH18 cap.
Builder Base heroes: base cost and time, no boosts.

A new Town Hall raises the King's cap only after you upgrade the Hero Hall to match. The table shows the Dark Elixir and builder time to climb from one cap to the next, so you know what each Town Hall will cost your King before you start it.
Barbarian King max level by Town Hall: TH4 to TH6 level 1, TH7 10, TH8 20, TH9 30, TH10 40, TH11 50, TH12 65, TH13 75, TH14 85, TH15 90, TH16 95, TH17 100, TH18 110.
| Town Hall | Hero Hall | Max level | Upgrades added | Step cost | Step time | Cumulative cost | Cumulative time |
|---|---|---|---|---|---|---|---|
| TH4 | Hero Hall 1 | 1 | 0 | 0 | N/A | 0 | N/A |
| TH5 | Hero Hall 1 | 1 | 0 | 0 | N/A | 0 | N/A |
| TH6 | Hero Hall 1 | 1 | 0 | 0 | N/A | 0 | N/A |
| TH7 | Hero Hall 1 | 10 | 9 | 64,000 | 4d 8h | 64,000 | 4d 8h |
| TH8 | Hero Hall 2 | 20 | 10 | 127,500 | 9d 22h | 191,500 | 14d 6h |
| TH9 | Hero Hall 3 | 30 | 10 | 260,000 | 15d | 451,500 | 29d 6h |
| TH10 | Hero Hall 4 | 40 | 10 | 460,000 | 23d 18h | 911,500 | 53d |
| TH11 | Hero Hall 5 | 50 | 10 | 715,000 | 30d | 1,626,500 | 83d |
| TH12 | Hero Hall 6 | 65 | 15 | 1,490,000 | 50d | 3,116,500 | 133d |
| TH13 | Hero Hall 7 | 75 | 10 | 1,305,000 | 40d | 4,421,500 | 173d |
| TH14 | Hero Hall 8 | 85 | 10 | 1,805,000 | 45d | 6,226,500 | 218d |
| TH15 | Hero Hall 9 | 90 | 5 | 1,195,000 | 30d | 7,421,500 | 248d |
| TH16 | Hero Hall 10 | 95 | 5 | 1,500,000 | 35d | 8,921,500 | 283d |
| TH17 | Hero Hall 11 | 100 | 5 | 1,800,000 | 40d | 10,721,500 | 323d |
| TH18 | Hero Hall 12 | 110 | 10 | 4,490,000 | 80d | 15,211,500 | 403d |
From TH7 to TH11 the King is cheap: reaching level 50, which is 49 paid upgrades, costs 1,626,500 Dark Elixir and 83 days. The remaining 60 levels, 51 to 110, take about 13.6 million Dark Elixir and 320 days.
Fifteen levels at once, 51 to 65, for 1,490,000 Dark Elixir and 50 days. It is the longest single step until TH18.
Levels 76 to 85 cost 1,805,000 Dark Elixir. That is 5,000 more than the TH17 step, and each of those ten levels is still only 4 to 5 days, so the King comes back to attacks quickly between them.
TH15, TH16 and TH17 each add five levels. TH18 adds ten, from 400,000 Dark Elixir at level 101 to 490,000 at level 110. Save Dark Elixir during TH17, so the King does not wait on your storage once the Hero Hall is ready.
The King and the Archer Queen share almost the same upgrade table. Both take 403 days from level 1 to 110, and most levels cost the same Dark Elixir. The difference sits in seven levels:
| Levels | Barbarian King | Archer Queen | Difference |
|---|---|---|---|
| 83 to 85 (TH14) | 615,000 | 585,000 | +30,000 |
| 86 to 89 (TH15) | 940,000 | 920,000 | +20,000 |
| Level 1 to 110 | 15,211,500 | 15,161,500 | +50,000 |
The King also starts earlier. He unlocks at TH4 and can reach level 20 at TH8, while the Queen unlocks at TH8 with a cap of 10. Compare her costs on the Archer Queen upgrade cost page.
Many TH18 players have a King a few levels short of 110. Here are the last four levels, 106 to 110, with the boosts the calculator supports. Gold Pass and Hammer Jam reduce both cost and time.
| Boosts | Dark Elixir | Time |
|---|---|---|
| None | 1,920,000 | 32 days |
| Gold Pass 10% | 1,728,000 | about 28 days 19 hours |
| Gold Pass 20% | 1,536,000 | about 25 days 14 hours |
| Gold Pass 20% + Hammer Jam | 768,000 | about 12 days 19 hours |
The two boosts multiply: 20% off, then half off, leaves 40% of the base. Set your own levels in the calculator above to include Builder Potions.
On my TH18 account, MoonLight ID #9280QPL8G, my King is at level 106, so the last four levels still need 1,920,000 Dark Elixir and 32 days. I rarely leave him out of Clan War or CWL, so I upgrade him one level at a time in the last week of the month. I finish that level with the Book of Heroes from the Gold Pass, plus a second one from Clan Games when the event rewards include it. A Hammer of Heroes from the League Shop is my last resort.
Dark Elixir, upgrade time, and the Town Hall and Hero Hall needed for each King level, before boosts.
| Level | Dark Elixir cost | Upgrade time | Town Hall required | Hero Hall required |
|---|---|---|---|---|
| Level 1 | 0 | N/A | TH4 | Hero Hall 1 |
| Level 2 | 5,000 | 2h | TH7 | Hero Hall 1 |
| Level 3 | 5,500 | 4h | TH7 | Hero Hall 1 |
| Level 4 | 6,000 | 8h | TH7 | Hero Hall 1 |
| Level 5 | 6,500 | 10h | TH7 | Hero Hall 1 |
| Level 6 | 7,000 | 12h | TH7 | Hero Hall 1 |
| Level 7 | 7,500 | 14h | TH7 | Hero Hall 1 |
| Level 8 | 8,000 | 16h | TH7 | Hero Hall 1 |
| Level 9 | 8,500 | 18h | TH7 | Hero Hall 1 |
| Level 10 | 10,000 | 20h | TH7 | Hero Hall 1 |
| Level 11 | 10,500 | 22h | TH8 | Hero Hall 2 |
| Level 12 | 11,000 | 1d | TH8 | Hero Hall 2 |
| Level 13 | 11,500 | 1d | TH8 | Hero Hall 2 |
| Level 14 | 12,000 | 1d | TH8 | Hero Hall 2 |
| Level 15 | 12,500 | 1d | TH8 | Hero Hall 2 |
| Level 16 | 13,000 | 1d | TH8 | Hero Hall 2 |
| Level 17 | 13,500 | 1d | TH8 | Hero Hall 2 |
| Level 18 | 14,000 | 1d | TH8 | Hero Hall 2 |
| Level 19 | 14,500 | 1d | TH8 | Hero Hall 2 |
| Level 20 | 15,000 | 1d | TH8 | Hero Hall 2 |
| Level 21 | 17,000 | 1d | TH9 | Hero Hall 3 |
| Level 22 | 19,000 | 1d | TH9 | Hero Hall 3 |
| Level 23 | 21,000 | 1d | TH9 | Hero Hall 3 |
| Level 24 | 23,000 | 1d | TH9 | Hero Hall 3 |
| Level 25 | 25,000 | 1d | TH9 | Hero Hall 3 |
| Level 26 | 27,000 | 2d | TH9 | Hero Hall 3 |
| Level 27 | 29,000 | 2d | TH9 | Hero Hall 3 |
| Level 28 | 31,000 | 2d | TH9 | Hero Hall 3 |
| Level 29 | 33,000 | 2d | TH9 | Hero Hall 3 |
| Level 30 | 35,000 | 2d | TH9 | Hero Hall 3 |
| Level 31 | 37,000 | 2d 6h | TH10 | Hero Hall 4 |
| Level 32 | 39,000 | 2d 6h | TH10 | Hero Hall 4 |
| Level 33 | 41,000 | 2d 6h | TH10 | Hero Hall 4 |
| Level 34 | 43,000 | 2d 6h | TH10 | Hero Hall 4 |
| Level 35 | 45,000 | 2d 6h | TH10 | Hero Hall 4 |
| Level 36 | 47,000 | 2d 12h | TH10 | Hero Hall 4 |
| Level 37 | 49,000 | 2d 12h | TH10 | Hero Hall 4 |
| Level 38 | 51,000 | 2d 12h | TH10 | Hero Hall 4 |
| Level 39 | 53,000 | 2d 12h | TH10 | Hero Hall 4 |
| Level 40 | 55,000 | 2d 12h | TH10 | Hero Hall 4 |
| Level 41 | 58,000 | 3d | TH11 | Hero Hall 5 |
| Level 42 | 61,000 | 3d | TH11 | Hero Hall 5 |
| Level 43 | 64,000 | 3d | TH11 | Hero Hall 5 |
| Level 44 | 67,000 | 3d | TH11 | Hero Hall 5 |
| Level 45 | 70,000 | 3d | TH11 | Hero Hall 5 |
| Level 46 | 73,000 | 3d | TH11 | Hero Hall 5 |
| Level 47 | 76,000 | 3d | TH11 | Hero Hall 5 |
| Level 48 | 79,000 | 3d | TH11 | Hero Hall 5 |
| Level 49 | 82,000 | 3d | TH11 | Hero Hall 5 |
| Level 50 | 85,000 | 3d | TH11 | Hero Hall 5 |
| Level 51 | 86,000 | 3d | TH12 | Hero Hall 6 |
| Level 52 | 87,000 | 3d | TH12 | Hero Hall 6 |
| Level 53 | 88,000 | 3d | TH12 | Hero Hall 6 |
| Level 54 | 89,000 | 3d | TH12 | Hero Hall 6 |
| Level 55 | 90,000 | 3d | TH12 | Hero Hall 6 |
| Level 56 | 93,000 | 3d | TH12 | Hero Hall 6 |
| Level 57 | 96,000 | 3d | TH12 | Hero Hall 6 |
| Level 58 | 99,000 | 3d | TH12 | Hero Hall 6 |
| Level 59 | 102,000 | 3d | TH12 | Hero Hall 6 |
| Level 60 | 105,000 | 3d | TH12 | Hero Hall 6 |
| Level 61 | 107,000 | 4d | TH12 | Hero Hall 6 |
| Level 62 | 109,000 | 4d | TH12 | Hero Hall 6 |
| Level 63 | 111,000 | 4d | TH12 | Hero Hall 6 |
| Level 64 | 113,000 | 4d | TH12 | Hero Hall 6 |
| Level 65 | 115,000 | 4d | TH12 | Hero Hall 6 |
| Level 66 | 117,000 | 4d | TH13 | Hero Hall 7 |
| Level 67 | 119,000 | 4d | TH13 | Hero Hall 7 |
| Level 68 | 121,000 | 4d | TH13 | Hero Hall 7 |
| Level 69 | 123,000 | 4d | TH13 | Hero Hall 7 |
| Level 70 | 125,000 | 4d | TH13 | Hero Hall 7 |
| Level 71 | 130,000 | 4d | TH13 | Hero Hall 7 |
| Level 72 | 135,000 | 4d | TH13 | Hero Hall 7 |
| Level 73 | 140,000 | 4d | TH13 | Hero Hall 7 |
| Level 74 | 145,000 | 4d | TH13 | Hero Hall 7 |
| Level 75 | 150,000 | 4d | TH13 | Hero Hall 7 |
| Level 76 | 155,000 | 4d | TH14 | Hero Hall 8 |
| Level 77 | 160,000 | 4d | TH14 | Hero Hall 8 |
| Level 78 | 165,000 | 4d | TH14 | Hero Hall 8 |
| Level 79 | 170,000 | 4d | TH14 | Hero Hall 8 |
| Level 80 | 175,000 | 4d | TH14 | Hero Hall 8 |
| Level 81 | 180,000 | 5d | TH14 | Hero Hall 8 |
| Level 82 | 185,000 | 5d | TH14 | Hero Hall 8 |
| Level 83 | 195,000 | 5d | TH14 | Hero Hall 8 |
| Level 84 | 205,000 | 5d | TH14 | Hero Hall 8 |
| Level 85 | 215,000 | 5d | TH14 | Hero Hall 8 |
| Level 86 | 220,000 | 6d | TH15 | Hero Hall 9 |
| Level 87 | 230,000 | 6d | TH15 | Hero Hall 9 |
| Level 88 | 240,000 | 6d | TH15 | Hero Hall 9 |
| Level 89 | 250,000 | 6d | TH15 | Hero Hall 9 |
| Level 90 | 255,000 | 6d | TH15 | Hero Hall 9 |
| Level 91 | 280,000 | 7d | TH16 | Hero Hall 10 |
| Level 92 | 290,000 | 7d | TH16 | Hero Hall 10 |
| Level 93 | 300,000 | 7d | TH16 | Hero Hall 10 |
| Level 94 | 310,000 | 7d | TH16 | Hero Hall 10 |
| Level 95 | 320,000 | 7d | TH16 | Hero Hall 10 |
| Level 96 | 340,000 | 8d | TH17 | Hero Hall 11 |
| Level 97 | 350,000 | 8d | TH17 | Hero Hall 11 |
| Level 98 | 360,000 | 8d | TH17 | Hero Hall 11 |
| Level 99 | 370,000 | 8d | TH17 | Hero Hall 11 |
| Level 100 | 380,000 | 8d | TH17 | Hero Hall 11 |
| Level 101 | 400,000 | 8d | TH18 | Hero Hall 12 |
| Level 102 | 410,000 | 8d | TH18 | Hero Hall 12 |
| Level 103 | 420,000 | 8d | TH18 | Hero Hall 12 |
| Level 104 | 430,000 | 8d | TH18 | Hero Hall 12 |
| Level 105 | 450,000 | 8d | TH18 | Hero Hall 12 |
| Level 106 | 460,000 | 8d | TH18 | Hero Hall 12 |
| Level 107 | 470,000 | 8d | TH18 | Hero Hall 12 |
| Level 108 | 475,000 | 8d | TH18 | Hero Hall 12 |
| Level 109 | 485,000 | 8d | TH18 | Hero Hall 12 |
| Level 110 | 490,000 | 8d | TH18 | Hero Hall 12 |
Level 110, at Town Hall 18 with Hero Hall level 12.
Town Hall 4, with Hero Hall level 1. He can’t go past level 1 until Town Hall 7.
Level 10 at Town Hall 7 (Hero Hall 1) and level 20 at Town Hall 8 (Hero Hall 2).
Level 75, with Hero Hall level 7.
Level 85 at Town Hall 14 (Hero Hall 8) and level 90 at Town Hall 15 (Hero Hall 9).
Level 95 at Town Hall 16 (Hero Hall 10) and level 100 at Town Hall 17 (Hero Hall 11).
With a 20% Gold Pass, level 1 to 110 drops from 15,211,500 to 12,169,200 Dark Elixir, and from 403 to about 322 days.
Slightly. The King costs 50,000 Dark Elixir more in total, all in levels 83 to 89. Upgrade time is the same, 403 days.
Level 110: 490,000 Dark Elixir and 8 days.
Data last updated: October 26, 2026