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
Get a Touchdown
Get a Homerun
Kill 300 Creatures
Placed A Grenade Or Mine While Pickpocketing
Kill 300 People
Read 20 Magazines
Kill 5 Giant Creatures
Build 100 Workshop Items
Recruit 5 Separate Companions
Craft 100 Items
Create 50 Weapon Mods
Hack 50 Terminals
Pick 50 Locks
Gather 1000 Resources Used For Crafting
Reach Maximum Happiness in a Large Settlement
Complete "Rockets' Red Glare"
Join the Railroad
Complete "Old Guns"
Complete "Taking Independence"
Complete "Institutionalized"
Enter The Wasteland
Join the Brotherhood of Steel
Reach Level 50
Discover 100 Locations
Complete "Hunter/Hunted"
Join the Minutemen
Complete "Mankind-Redefined"
Complete "Dangerous Minds"
Complete "The Nuclear Option"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "When Freedom Calls"
Complete "Unlikely Valentine"
Complete "Reunions"
Complete "The Molecular Level"
Complete "Nuclear Family"
Complete "Blind Betrayal"
Complete "Ad Victoriam"
Complete "Sanctuary"
Ally with 3 Settlements
Complete 10 Side Quests
Complete 50 Misc. Objectives
Reach Maximum Relationship Level with a Companion
Play a Holotape Game
Reach Level 5
Reach Level 10
Reach Level 25
Decide the Fate of the Commonwealth
Build 10 Robot Mods
Complete "Mechanical Menace"
Complete "Headhunting"
Complete "Restoring Order"
Unlock 10 Robot Mods
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"
Defeat 30 Far Harbor Sea Creatures
Discover 20 Far Harbor Locations
Complete the quest "Cleansing the Land"
Complete the quest "Close to Home"
Collect all issues of "The Islander's Almanac" magazine
Unlock 3 Far Harbor Workshop Locations
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
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
Complete "Home Sweet Home"
Complete "Taken for a Ride"
Complete "Power Play"
Collect every issue of Scav! Magazine
Redeem 100,000 tickets at the Nuka-Cade
Complete "The Grand Tour"