Full list of all 84 Fallout 4 achievements. It takes around 80-100 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 6 DLC packs containing 34 achievements.
Collect 20 Vault-Tec Bobbleheads
Collect 10 Vault-Tec Bobbleheads
Complete 50 Misc. Objectives
Hack 50 Terminals
Kill 5 Giant Creatures
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Nuclear Family"
Reach Level 50
Kill 300 People
Join the Brotherhood of Steel
Complete 10 Side Quests
Reach Maximum Happiness in a Large Settlement
Placed A Grenade Or Mine While Pickpocketing
Craft 100 Items
Reach Maximum Relationship Level with a Companion
Get a Homerun
Decide the Fate of the Commonwealth
Complete "The Nuclear Option"
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "Mankind-Redefined"
Discover 100 Locations
Read 20 Magazines
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Kill 300 Creatures
Reach Level 25
Complete "Dangerous Minds"
Complete "Reunions"
Pick 50 Locks
Create 50 Weapon Mods
Recruit 5 Separate Companions
Join the Railroad
Get a Touchdown
Complete "Unlikely Valentine"
Complete "Old Guns"
Complete "Taking Independence"
Ally with 3 Settlements
Gather 1000 Resources Used For Crafting
Reach Level 10
Build 100 Workshop Items
Join the Minutemen
Complete "Sanctuary"
Reach Level 5
Complete "When Freedom Calls"
Enter The Wasteland
Play a Holotape Game
Build 10 Robot Mods
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Complete "Mechanical Menace"
Start a Spectated Arena Fight in a Settlement
Have 5 Tamed Creatures in a Settlement
Build One of Every Cage Type
Complete the quest "Close to Home"
Complete the quest "Cleansing the Land"
Collect all issues of "The Islander's Almanac" magazine
Complete the quest "The Way Life Should Be"
Discover 20 Far Harbor Locations
Defeat 30 Far Harbor Sea Creatures
Unlock 3 Far Harbor Workshop Locations
Cook One of the New Far Harbor Recipes
Complete the quest "Where You Belong"
Complete the quest "Far From Home"
Become Overseer
Unlock all build areas of Vault 88
Equip Vault 88 suit and Pip-boy on a settler
Produce 100 objects from your builders
Display a weapon on a weapon rack, armor on an armor rack, and power armor in a power armor display
Assign a settler to a pillory
Redeem 100,000 tickets at the Nuka-Cade
Collect every issue of Scav! Magazine
Create 20 different flavors of Nuka-Cola
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Establish 8 Raider Camps in the Commonwealth
Complete "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Taken for a Ride"