Full list of all 75 Fallout: New Vegas achievements. It takes around 60-80 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 5 DLC packs containing 25 achievements.
Win 30 games of Caravan.
Complete The Legend of the Star.
Discover all snow globes.
Pick 50 pockets.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Complete Eureka!
Complete For the Republic.
Complete No Gods, No Masters
Complete Wild Card.
Cause 10,000 damage with Unarmed weapons.
Get banned from all the Strip's casinos.
Play 10 spins of Roulette.
Complete Return to Sender.
Install 20 weapon mods.
Play 10 spins of Slots.
Heal 10,000 points of damage with Stimpaks.
Recruit all companions.
Win 3 games of Caravan.
Play the game from start to finish in Hardcore Mode.
Complete All or Nothing.
Complete The House Always Wins.
Heal 10,000 points of damage with food.
Complete You'll Know It When It Happens.
Hack 25 terminals.
Complete Ring-a-Ding-Ding.
Cause 10,000 damage with Explosives.
Discover 125 locations.
Reach 30th level.
Cause 10,000 damage with Energy Weapons.
Cause 10,000 damage with Melee Weapons.
Complete Talent Pool.
Play 10 hands of Blackjack.
Make 50 Speech challenges.
Reach 20th level.
Complete G.I. Blues.
Complete Volare!
Discover 50 locations.
Pick 25 locks.
Cause 10,000 damage with Guns.
Complete They Went That-a-Way.
Complete That Lucky Old Sun.
Recruit any companion.
Reached 10th level.
Sell 10,000 caps worth of goods.
Complete Come Fly With Me.
Craft 20 items.
Repair 30 items.
Complete Ain't That a Kick in the Head.
Trap Father Elijah in the Sierra Madre's Vault.
Confront Father Elijah in the Sierra Madre's Vault.
Complete the Sierra Madre Gala Event.
Recruit Dean Domino, Christine and Dog.
Collect 500 Sierra Madre Chips.
Evacuate Zion.
Crush the White Legs.
Scout the Zion Valley for signs of the White Legs.
Resupply Daniel and the Sorrows.
Arrive at Zion.
Complete Old World Blues.
Make up your mind... about your brain.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Search your feelings... for your heart.
Reactivate all of the Sink's robotic assistants.
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Fully upgraded The Divide's signature weapon.
Completed Lonesome Road.
Decided the fate of all the Divide dwellers.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.
Caused 10,000 damage with unique Mojave Wasteland weapons.