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