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