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