Full list of all 75 The Elder Scrolls V: Skyrim achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 25 achievements.
Reach Level 50
Collect 15 Daedric Artifacts
Bounty of 1000 gold in all nine holds
Escape from jail
Learn 20 shouts
Read 50 Skill Books
Find 13 Standing Stones
Clear 50 dungeons
Pick 50 locks and 50 pockets
Get married
Capture Fort Sungard or Fort Greenwall
Chop wood, mine ore, and cook food
Complete "Bound Until Death"
Returned the Thieves Guild to its former glory
Complete "Darkness Returns"
Complete 10 side quests
Complete "Hail Sithis!"
Complete "Glory of the Dead"
Absorb 20 dragon souls
Join the Dark Brotherhood
Discover 100 Locations
Become a member of the Circle
Get a skill to 100
Make a smithed item, an enchanted item, and a potion
Join the Thieves Guild
Reach Level 25
Join the Companions
Complete 50 Misc Objectives
Capture Solitude or Windhelm
Buy a house
Join the Stormcloaks or the Imperial Army
Have 100,000 gold
Successfully persuade, bribe, and intimidate
Acquire a Daedric Artifact
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Join the College of Winterhold
Reach Level 10
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Reach Level 5
Learn all three words of a shout
Complete "The Way of the Voice"
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Select a Standing Stone blessing
Complete "Unbound"
Craft an item out of Stalhrim
Discover 30 locations on the island of Solstheim
Learn the secrets of 5 Black Books
Own a house in Raven Rock
Tame and ride 5 dragons
Learn all 3 words of Dragon Aspect
Complete "At the Summit of Apocrypha"
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Arrive on Solstheim
Defeat a Legendary Dragon
Use the special power of Auriel's Bow
Complete "Lost to the Ages"
Acquire 11 vampire perks
Acquire 11 werewolf perks
Learn all three words of Soul Tear
Change your face
Complete "Kindred Judgment"
Complete "Beyond Death"
Complete "Awakening"
Build three houses
Buy three plots of land
Adopt a child
Build three wings on a house
Buy a plot of land