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