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.
Saw things through at the courthouse.
Escaped Trumbull County.
Invited a community member to follow you 10 times.
Crafted ammunition 5 times.
Performed a hand to hand double kill special attack.
Maxed out a community member's Wits skill.
Earned a skill specialization for one of your community members.
Killed one of each freak zombie type with your car.
Maxed out a community member's Shooting skill.
Got 15 people in your community.
Maxed out a community member's Cardio skill.
Killed 25 zombies with incendiary shotguns.
Earned 500 Fame.
Intercepted 5 mysterious supply drops.
Found out what the Army's up to.
Built one of every type of facility.
Helped the Wilkersons resolve their differences.
Built 8 outposts.
Invited a community member to follow you.
Completed 50 missions or activities with the same character.
Killed a member of your community to prevent them from turning.
Killed 3 zombies with an exploding propane tank.
Played matchmaker for Quentin and Becca.
Got killed by zombies.
Fixed delicious snacks 5 times.
Relocated your home base.
Intercepted a mysterious supply drop.
Maxed out a community member's Fighting skill.
Destroyed 5 infestations in one day.
Built a facility.
Ran over 250 zombies.
Distracted zombies to complete an objective.
Destroyed 10 hordes in one day.
Convinced another enclave to join your community.
Escaped Mt. Tanner and found the survivors at the church.
Made it to the Mt. Tanner Ranger Station.
Sacrificed your life in a blaze of glory.
Completed a survey activity.
Killed one of each freak zombie type.
Used a car door to kill a zombie.
Reached Breakdown Level 6.
Executed 50 Stealth Kills at Breakdown Level 5 or Higher.
Destroyed 5 Juggernauts at Breakdown Level 5 or Higher.
Reached Breakdown Level 5.
Earned 25 Headshot Streaks at Breakdown Level 4 or Higher.
Collected 150 Resources at Breakdown Level 4 or Higher.
Reached Breakdown Level 4.
Burned 100 Zombies with Fire at Breakdown Level 2 or Higher.
Destroyed 5 Ferals at Breakdown Level 3 or Higher.
Performed 50 Zombie Executions at Breakdown Level 3 or Higher.
Destroyed 5 Bloaters at Breakdown Level 2 or Higher.
Reached Breakdown Level 3.
Reached Breakdown Level 2.
Completed All Research Projects at Breakdown Level 1 or Higher.
Went out in a Blaze of Glory at Breakdown Level 1 or Higher.
Unlocked All Heroes.
Escaped Danforth with Vienna Cho in your community.
Successfully extracted Dan Bogatz.
Survived detonating a nuclear device in Danforth.
Survived 10 sieges on your base in a single playthrough.
Completed all hunting missions with Sasquatch.
Successfully extracted Timothy Hall.
Successfully extracted Hadley Westen.
Killed 100 zombies with Drone Strikes.
Successfully extracted Michele Martin.
Successfully extracted Madison Grant.
Brought Eldridge to Black Friday, but he won't leave.
Successfully extracted Julene Horn.
Brought Thomas Horn to the Landing Zone, at least.
Delivered 6 rucksacks to your base in the back of a single vehicle.
Survived 2 minutes within a Danger Zone.
Sent an energy drink flying.