Full list of all 56 The Long Dark achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 40 achievements, and there are 2 DLC packs containing 16 achievements.
Survive 500 days in a single Survival Mode game.
Get all skills to level 5 in a single Survival Mode game.
Map all named locations in Survival Mode.
Survive 25 consecutive full days only consuming calories harvested from wild plants and animals (single game).
Survive 100 days in a single Survival Mode game.
Keep a campfire burning for 3 days.
Complete all Research books.
Sleep in a Bearskin Bedroll while wearing a Wolfskin Coat, Deerskin Boots, and Rabbitskin Mittens.
Survive the first 50 days without firing any firearms (single game).
Visit every interior location in both Mystery Lake and Coastal Highway (single game).
Harvest 25 of each kind of plant (single game).
Survive the first 25 days without killing anything (single game).
Stun a rabbit with a rock from over 25 meters (80 feet) away.
Complete every Challenge.
Survive 50 days in a single Survival Mode game.
Survive 3 consecutive Nights outside (single game).
Harvest 10 Complete Deer Carcasses (single game).
Climb to the top of Timberwolf Mountain.
Craft a full set of improvised Tools.
Catch a fish weighing over 5kg (11 lbs).
Leave Mystery Lake. Complete Episode Two.
Kill the Old Bear.
Heal yourself using all types of natural medicines (single game).
Find all Forest Talker caches.
Find all hidden caches in Episode One and Episode Two.
Complete all six Survival School objectives across Episodes One and Two.
Survive the first Aurora event.
Fill all clothing slots with 100% condition gear.
Bring Jeremiah back from near death.
Leave Milton. Complete Episode One.
Complete Lily's Story.
Open all Safety Deposit boxes in Milton.
Prepare Grey Mother for Winter.
Survive one day on Interloper difficulty.
Survive 10 days in a single Survival Mode game.
Keep calorie store above zero for 10 days.
Make your way to Milton.
Survive an entire Night outside (single game).
Escape the ravine after your crash.
Survive 1 day in a single Survival Mode game.
Leave Pleasant Valley behind. Complete Episode Three.
Collect all six Notes with details on Forest Talker activity in Pleasant Valley.
Intercept the Radio transmission.
Tall Tales
Rescue all three lost Survivors and stock the Hall with supplies.
Enter the Crash Site.
Defeat your first Timberwolf pack.
Get to Thomson's Crossing.