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