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