Base stats and per-level scaling. For real fight math (items, resists, combos), use the calculator.
About Jayce stats, scaling, and level 18 values(FAQ • click to expand)
This page shows Jayce stats by level (levels 1–18) for the current LoL patch 26.5, including base attack damage, attack damage scaling, attack speed scaling, HP, armor, and magic resist.
If you searched for “Jayce base attack damage level 18” or “Jayce AD at level 18”, use the slider above and set it to Lv 18. The stat cards update instantly.
Attack speed is computed using Riot’s per-level growth model: base AS × (1 + growth% × (level − 1)).
Want real fight math like burst combos, DPS, resist shredding, and item passives? Open the LoL damage calculator with Jayce pre-loaded.
Want to see how Jayce stacks up to another champ at the same level? Compare champs.
Data source: Riot Data Dragon (numbers). Not affiliated with or endorsed by Riot Games. Canonical: /calculators/lol/champions/jayce
Looking for Jayce base attack damage level 18? On patch 26.5, Jayce has 59 base AD at level 1 and 131.25 base AD at level 18.