Full list of all 45 Hogwarts Legacy achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 45 achievements, and there is 1 DLC pack containing 0 achievements.
Find the Map Chamber as a Slytherin
Find the Map Chamber as a Gryffindor
Find the Map Chamber as a Hufflepuff
Win the House Cup
Complete all collections
Spend all Talent Points
Reach Level 40
Complete Sebastian Sallow's relationship line
Defeat Ranrok
Complete Poppy Sweeting's relationship line
Complete Natsai Onai's relationship line
Breed every type of beast
Subdue the Lord of the Shore
View all Pensieve memories
Complete all side quests
Discover all cairn dungeons
Rescue the phoenix
Wield a Deathly Hallow
Beat Imelda's time in all broom races
Complete all Merlin Trials
Find all Demiguise statues
Use Ancient Magic on every enemy in the game
Learn all spells
Save a dragon
Upgrade a piece of gear 3 times
Unlock all Floo Flames
Defeat enemies in all battle arenas
Reach a combo of 100
Upgrade a piece of gear
Stun 10 different enemies using a Mandrake
Reach the highest point in the castle, the Headmaster's upper study
Complete all tiers of a challenge
Grow every type of plant
Use Flipendo ten times – to tip one cow or several
Meet Charles Rookwood in the Map Chamber
Brew every type of potion
Spend 5 Talent Points
Find the Map Chamber as a Ravenclaw
Invoke Ancient Magic for the first time
Follow butterflies to a treasure
Survive the troll attack on Hogsmeade
Attend your first class
Complete the introduction and finish the Sorting Ceremony
Visit Poidsear Coast
Defeat a total of fifty enemies using Petrificus Totalus