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