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