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