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.
Escaped Trumbull County.
Maxed out a community member's Wits skill.
Crafted ammunition 5 times.
Built one of every type of facility.
Maxed out a community member's Cardio skill.
Fixed delicious snacks 5 times.
Invited a community member to follow you 10 times.
Earned 500 Fame.
Sacrificed your life in a blaze of glory.
Intercepted 5 mysterious supply drops.
Performed a hand to hand double kill special attack.
Found out what the Army's up to.
Got 15 people in your community.
Killed one of each freak zombie type with your car.
Helped the Wilkersons resolve their differences.
Maxed out a community member's Shooting skill.
Saw things through at the courthouse.
Played matchmaker for Quentin and Becca.
Built 8 outposts.
Killed a member of your community to prevent them from turning.
Destroyed 5 infestations in one day.
Destroyed 10 hordes in one day.
Killed 3 zombies with an exploding propane tank.
Intercepted a mysterious supply drop.
Got killed by zombies.
Killed one of each freak zombie type.
Completed 50 missions or activities with the same character.
Relocated your home base.
Ran over 250 zombies.
Maxed out a community member's Fighting skill.
Killed 25 zombies with incendiary shotguns.
Invited a community member to follow you.
Distracted zombies to complete an objective.
Earned a skill specialization for one of your community members.
Convinced another enclave to join your community.
Built a facility.
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.
Reached Breakdown Level 6.
Unlocked All Heroes.
Executed 50 Stealth Kills at Breakdown Level 5 or Higher.
Destroyed 5 Juggernauts at Breakdown Level 5 or Higher.
Reached Breakdown Level 5.
Completed All Research Projects at Breakdown Level 1 or Higher.
Earned 25 Headshot Streaks at Breakdown Level 4 or Higher.
Destroyed 5 Ferals at Breakdown Level 3 or Higher.
Collected 150 Resources at Breakdown Level 4 or Higher.
Reached Breakdown Level 4.
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.
Went out in a Blaze of Glory at Breakdown Level 1 or Higher.
Survived detonating a nuclear device in Danforth.
Successfully extracted Dan Bogatz.
Killed 100 zombies with Drone Strikes.
Escaped Danforth with Vienna Cho in your community.
Survived 10 sieges on your base in a single playthrough.
Successfully extracted Madison Grant.
Completed all hunting missions with Sasquatch.
Successfully extracted Hadley Westen.
Successfully extracted Michele Martin.
Successfully extracted Timothy Hall.
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.