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