\dev_hdd0\home\00000001\savedata\BLUS30762\ (Title ID varies by region: NPUB30634 = US, BLES01737 = EU)
\dev_hdd0\home\00000001\savedata\NPUB30634\ or
If you need to quickly, use a site like SteamID.io or check your profile URL in a web browser while logged into Steam.
1. PC (Steam Version) Resident Evil 6 on PC uses Steam Cloud synchronization, but local files are stored in two possible locations depending on your operating system version and whether Steam Play (Proton) is involved.
C:\Program Files (x86)\Steam\userdata\[Your Steam ID]\221040\remote\