Full list of all 72 State of Decay: Year-One achievements worth 1,500 gamerscore.
The base game contains 40 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 32 achievements worth 500 Gamerscore.
Invited a community member to follow you 10 times.
Killed a member of your community to prevent them from turning.
Performed a hand to hand double kill special attack.
Crafted ammunition 5 times.
Built one of every type of facility.
Maxed out a community member's Wits skill.
Sacrificed your life in a blaze of glory.
Escaped Trumbull County.
Built 8 outposts.
Killed one of each freak zombie type with your car.
Intercepted 5 mysterious supply drops.
Found out what the Army's up to.
Saw things through at the courthouse.
Earned 500 Fame.
Killed 25 zombies with incendiary shotguns.
Invited a community member to follow you.
Relocated your home base.
Fixed delicious snacks 5 times.
Got 15 people in your community.
Convinced another enclave to join your community.
Completed 50 missions or activities with the same character.
Killed one of each freak zombie type.
Earned a skill specialization for one of your community members.
Ran over 250 zombies.
Destroyed 10 hordes in one day.
Destroyed 5 infestations in one day.
Intercepted a mysterious supply drop.
Maxed out a community member's Shooting skill.
Maxed out a community member's Fighting skill.
Killed 3 zombies with an exploding propane tank.
Distracted zombies to complete an objective.
Built a facility.
Got killed by zombies.
Used a car door to kill a zombie.
Escaped Mt. Tanner and found the survivors at the church.
Completed a survey activity.
Made it to the Mt. Tanner Ranger Station.
Play matchmaker for Quentin and Becca.
Help the Wilkersons resolve their differences.
Max out a community member's Cardio skill.
Unlocked All Heroes.
Reached Breakdown Level 6.
Executed 50 Stealth Kills at Breakdown Level 5 or Higher.
Earned 25 Headshot Streaks at Breakdown Level 4 or Higher.
Completed All Research Projects at Breakdown Level 1 or Higher.
Destroyed 5 Juggernauts at Breakdown Level 5 or Higher.
Went out in a Blaze of Glory at Breakdown Level 1 or Higher.
Reached Breakdown Level 5.
Collected 150 Resources at Breakdown Level 4 or Higher.
Reached Breakdown Level 4.
Destroyed 5 Ferals at Breakdown Level 3 or Higher.
Performed 50 Zombie Executions at Breakdown Level 3 or Higher.
Reached Breakdown Level 3.
Burned 100 Zombies with Fire at Breakdown Level 2 or Higher.
Destroyed 5 Bloaters at Breakdown Level 2 or Higher.
Reached Breakdown Level 2.
Sent an energy drink flying.
Delivered 6 rucksacks to your base in the back of a single vehicle.
Successfully extracted Julene Horn.
Brought Thomas Horn to the Landing Zone, at least.
Kill 100 zombies with Drone Strikes.
Survive 10 sieges on your base in a single playthrough.
Survive 2 minutes within a Danger Zone.
Complete all hunting missions with Sasquatch.
Survive detonating a nuclear device in Danforth.
Escape Danforth with Vienna Cho in your community.
Successfully extract Michele Martin.
Successfully extract Timothy Hall.
Successfully extract Hadley Westen.
Successfully extract Dan Bogatz.
Successfully extract Madison Grant.
Successfully extract Kelly Eldridge.