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.
Killed a member of your community to prevent them from turning.
Killed one of each freak zombie type.
Distracted zombies to complete an objective.
Intercepted a mysterious supply drop.
Relocated your home base.
Built a facility.
Ran over 250 zombies.
Destroyed 10 hordes in one day.
Completed 50 missions or activities with the same character.
Maxed out a community member's Fighting skill.
Used a car door to kill a zombie.
Invited a community member to follow you.
Convinced another enclave to join your community.
Escaped Mt. Tanner and found the survivors at the church.
Completed a survey activity.
Made it to the Mt. Tanner Ranger Station.
Escape Trumbull County.
Find out what the Army was up to.
Play matchmaker for Quentin and Becca.
See things through at the courthouse.
Help the Wilkersons resolve their differences.
Destroy 5 infestations in one day.
Build 8 outposts.
Get 15 people in your community
Max out a community member's Cardio skill.
Earn a skill specialization for one of your community members.
Sacrifice your life in a blaze of glory.
Get killed by zombies.
Build one of every type of facility.
Earn 500 Fame.
Kill 3 zombies with an exploding propane tank.
Perform a hand to hand double kill special attack.
Kill one of each freak zombie type with your car.
Invite a community member to follow you 10 times.
Max out a community member's Shooting skill.
Intercept 5 mysterious supply drops.
Max out a community member's Wits skill.
Fix delicious snacks 5 times.
Craft ammunition 5 times.
Kill 25 zombies with incendiary shotguns.
Go out in a Blaze of Glory at Breakdown Level 1 or Higher.
Destroy 5 Bloaters (Breakdown Level 2 or Higher).
Perform 50 Zombie Executions at Breakdown Level 3 or Higher.
Collect 150 Resources at Breakdown Level 4 or Higher.
Destroy 5 Juggernauts at Breakdown Level 5 or Higher.
Execute 50 Stealth Kills at Breakdown Level 5 or Higher.
Reach Breakdown Level 6.
Unlock All Heroes.
Reach Breakdown Level 2.
Reach Breakdown Level 3.
Reach Breakdown Level 4.
Reach Breakdown Level 5.
Complete All Research Projects (Breakdown Level 1 or Higher).
Burn 100 Zombies with Fire (Breakdown Level 2 or Higher).
Destroy 5 Ferals (Breakdown Level 3 or Higher).
Earn 25 Headshot Streaks (Breakdown Level 4 or Higher).
Kill 100 zombies with Drone Strikes.
In Lifeline, deliver 6 rucksacks to your base in the back of a single vehicle.
Survive 10 sieges on your base in a single playthrough.
Survive 2 minutes within a Danger Zone.
Send an energy drink flying.
Complete all hunting missions with Sasquatch.
Survive detonating a nuclear device in Danforth.
Escape Danforth with Vienna Cho in your community.
Successfully extract Thomas Horn.
Successfully extract Julene Horn.
Successfully extract Michele Martin.
Successfully extract Timothy Hall.
Successfully extract Hadley Westen.
Successfully extract Dan Bogatz.
Successfully extract Madison Grant.
Successfully extract Kelly Eldridge.