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