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