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