Full list of all 60 Saints Row 2 achievements worth 1,250 gamerscore. It takes around 80-100 hours to unlock all of the achievements in the base game.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 10 achievements worth 250 Gamerscore.
Won all seven Ranked Strong Arm Activities, and won on all seven Strong Arm maps
Earned 15 Badges in multiplayer
Won 10 Xbox LIVE Strong Arm matches
Found and sprayed all 50 tags in Stilwater
Earned 7 Badges in multiplayer
Completed all races in Stilwater
Gambled $500,000 total lifetime
Completed all campaign missions in co-op
Defeated the Ultor Corporation epilogue
Completed all Brotherhood missions in co-op
Defeated the Brotherhood
Exacted revenge on Julius
Completed all Samedi missions in co-op
Found all CDs in Stilwater
Completed all levels of all activities
Completed all levels of Escort
Completed all levels of Drug Trafficking
Completed all levels of Trail Blazing
Completed all levels of Insurance Fraud
Completed all levels of Snatch
Completed all levels of Crowd Control
Completed all levels of Heli Assault
Completed all Ronin missions in co-op
Created and won an Xbox LIVE Party Game
Killed all Hitman targets
Played Saints Row 2 in single player or co-op for a combined 50 hours
Completed all levels of Mayhem
Completed all levels of Fight Club
Delivered all the cars to the chop shops
Completed all levels of FUZZ
Taunted 50 gang members
Completed the Strong Arm tutorial
Defeated your partner in a co-op diversion
Defeated the Sons of Samedi
Hit 100 lifetime nut shots
Completed all levels of Demolition Derby
Completed all levels of Septic Avenger
Completed the Zombie Uprising video game
Got 3 gold stars in Vehicle Surfing
Mugged 50 citizens of Stilwater
Grabbed 50 human shields
Threw someone a long, long way
Defeated the Ronin
Sung along to the radio
Completed the Saints Revival prologue
Complete all levels of Tow Truck, Fire Truck, Ambulance, and Taxi diversions
Find all stunt jumps in Stilwater
Find all flying stunt locations in Stilwater
Complete all levels of all activities in co-op
Earn 30 Multiplayer Badges
Won the Co-op competitive mission game 5 times
Played the Co-op Mission game once
Completed the Ultor Exposed mission arc
Hosted or played in a party match on Xbox LIVE
Called Tera as a homie
Complete the Corporate Warfare mission arc
Play the Stuntmen Co-op game once
Win 20 rounds in the Stuntmen Co-op game
Your team needs to hold all tag spots at one time in a Strong Arm match on Xbox LIVE
Won 10 Gangster Brawls or Team Gangster Brawls on Xbox LIVE