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