GTA 5 100% completion checklist· Guides

What 100% completion requires (verified — GTA Wiki "100% Completion in GTA V")

The official criteria (as documented on the GTA Wiki):

• Story missions — complete all 69 main missions.
• Strangers and Freaks — complete all 20 missions (Franklin-only chain included).
• Random events — complete 14 of the random events.
• Hobbies & Pastimes — all 42 activities (golf, tennis, darts, triathlons, street races, flight school, shooting range, yoga, friends activities, parachute jumps — 13 total — etc.).
• Miscellaneous tasks — all 16 (e.g. all weapons, all character specials used, etc.).
• Collectibles (single-player set):
• Letter Scraps — 50
• Spaceship Parts — 50
• Stunt Jumps — 50
• Nuclear Waste — 30 barrels
• Submarine Pieces — 50
• Peyote Plants — 27
• Properties — buy all businesses and safehouses.
• Ammu-Nation challenges — gold on all shooting range challenges, etc.

Sources: GTA Wiki "100% Completion in GTA V" page (69/20/14/42/16 breakdown verified). Counts for collectible sets follow the same page — always cross-check before grinding.