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.
Reach Maximum Happiness in a Large Settlement
Complete 50 Misc. Objectives
Reach Level 50
Kill 5 Giant Creatures
Collect 20 Vault-Tec Bobbleheads
Complete "The Nuclear Option"
Complete "Ad Victoriam"
Complete "Blind Betrayal"
Complete "Nuclear Family"
Decide the Fate of the Commonwealth
Complete "Rockets' Red Glare"
Craft 100 Items
Complete "Underground Undercover"
Complete "Powering Up"
Reach Maximum Relationship Level with a Companion
Complete "Mankind-Redefined"
Create 50 Weapon Mods
Placed A Grenade Or Mine While Pickpocketing
Read 20 Magazines
Collect 10 Vault-Tec Bobbleheads
Kill 300 People
Hack 50 Terminals
Get a Homerun
Pick 50 Locks
Complete "Institutionalized"
Complete "The Molecular Level"
Complete "Old Guns"
Ally with 3 Settlements
Complete "Taking Independence"
Join the Brotherhood of Steel
Complete 10 Side Quests
Discover 100 Locations
Reach Level 25
Kill 300 Creatures
Join the Railroad
Complete "Hunter/Hunted"
Complete "Dangerous Minds"
Complete "Reunions"
Recruit 5 Separate Companions
Complete "Unlikely Valentine"
Gather 1000 Resources Used For Crafting
Get a Touchdown
Build 100 Workshop Items
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"
Build 10 Robot Mods
Complete "Headhunting"
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
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"
Defeat 30 Far Harbor Sea Creatures
Discover 20 Far Harbor Locations
Unlock 3 Far Harbor Workshop Locations
Complete the quest "Where You Belong"
Cook One of the New Far Harbor Recipes
Complete the quest "Far From Home"
Equip Vault 88 suit and Pip-boy on a settler
Unlock all build areas of Vault 88
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
Redeem 100,000 tickets at the Nuka-Cade
Create 20 different flavors of Nuka-Cola
Collect every issue of Scav! Magazine
Complete "Power Play"
Defeat 40 Nuka-World Creatures while under the effect of any Nuka-Mix flavor
Establish 8 Raider Camps in the Commonwealth
Complete "Home Sweet Home"
Complete "The Grand Tour"
Complete 12 quests for any Nuka-World Raider Gangs
Complete "Taken for a Ride"