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