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