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