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 "Ad Victoriam"
Complete "Blind Betrayal"
Create 50 Weapon Mods
Complete "Nuclear Family"
Complete "The Nuclear Option"
Decide the Fate of the Commonwealth
Complete "Rockets' Red Glare"
Complete "Underground Undercover"
Complete "Powering Up"
Complete "Mankind-Redefined"
Placed A Grenade Or Mine While Pickpocketing
Reach Maximum Happiness in a Large Settlement
Complete 50 Misc. Objectives
Reach Level 50
Collect 20 Vault-Tec Bobbleheads
Kill 5 Giant Creatures
Complete "Institutionalized"
Hack 50 Terminals
Complete "The Molecular Level"
Complete "Hunter/Hunted"
Collect 10 Vault-Tec Bobbleheads
Play a Holotape Game
Get a Homerun
Kill 300 People
Join the Railroad
Complete 10 Side Quests
Recruit 5 Separate Companions
Reach Level 25
Complete "Dangerous Minds"
Complete "Reunions"
Craft 100 Items
Read 20 Magazines
Reach Maximum Relationship Level with a Companion
Kill 300 Creatures
Pick 50 Locks
Discover 100 Locations
Complete "Old Guns"
Get a Touchdown
Complete "Taking Independence"
Complete "Unlikely Valentine"
Build 100 Workshop Items
Gather 1000 Resources Used For Crafting
Ally with 3 Settlements
Join the Brotherhood of Steel
Reach Level 10
Join the Minutemen
Complete "Sanctuary"
Complete "When Freedom Calls"
Reach Level 5
Enter The Wasteland
Build 10 Robot Mods
Complete "Restoring Order"
Complete "Headhunting"
Unlock 10 Robot Mods
Complete "Mechanical Menace"
Have 5 Tamed Creatures in a Settlement
Start a Spectated Arena Fight in a Settlement
Build One of Every Cage Type
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 "Cleansing the Land"
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
Equip Vault 88 suit and Pip-boy on a settler
Unlock all build areas of Vault 88
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
Assign a settler to a pillory
Redeem 100,000 tickets at the Nuka-Cade
Create 20 different flavors of Nuka-Cola
Collect every issue of Scav! Magazine
Establish 8 Raider Camps in the Commonwealth
Complete "Power Play"
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Complete "Taken for a Ride"