Last War: Survival Interactive Tool · Last updated: November 12, 2026
Last War HQ Upgrade Calculator: HQ 1–35 Requirements & Costs
To unlock T10 Special Forces troops (~10.4B Gold & 34,800 Valor Badges), upgrade upper Special Forces nodes only to Level 4/10 required to open the next branch, and max 10/10 only on the bottom 4 nodes above Unit X.
Headquarters HQ (Lv. 15–35 & Age of Oil)
Tech Center (Every Level) + Tank/Aircraft/Missile Center + Rotating Building (Barracks on Lv. 20/24/27/30, City Wall, Hospital, Alliance Center, Drill Ground). HQ 31–35 requires Oil Wells from the Age of Oil tree.
T10 Gold Cost
10.4B Gold
5-Same Faction
+20% Stats
Server Reset
02:00 UTC
Rough planning estimate only — resource and time totals are stepped approximations, while building prerequisites reflect the in-game unlock rotation. Always confirm exact costs in the in-game upgrade screen. Data source ↗
Iron, Food & Gold Estimate
5,190M Food/Wood
+5190M Stone · +1726M Gold
Oil Required (HQ 31–35 Age of Oil)
1,350K Oil
Adjusted Build Time (+50% Speed)
~2,727 Hours (113.6d)
Base time: ~4,090h
| Target Stage | Required Prerequisite Buildings | Food/Wood (Est.) | Endgame Res. | Adj. Time |
|---|---|---|---|---|
| HQ 26 | Tech Center Lv. 25 + Hospital Lv. 25 | ~350M each | — | ~220h (9.2d) |
| HQ 27 | Tech Center Lv. 26 + Barracks Lv. 26 (Unlocks T9 Troops) | ~480M each | — | ~287h (12d) |
| HQ 28 | Tech Center Lv. 27 + City Wall Lv. 27 | ~670M each | — | ~373h (15.5d) |
| HQ 29 | Tech Center Lv. 28 + Tank Center Lv. 28 | ~940M each | — | ~487h (20.3d) |
| HQ 30 | Tech Center Lv. 29 + Barracks Lv. 29 (Gate to T10 Unit X) | ~1300M each | — | ~640h (26.7d) |
| HQ 31 (Age of Oil) | HQ 30 + Special Forces T10 + Age of Oil Tech Tree | ~1450M each | 1350K Oil | ~720h (30d) |