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