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.
Discover all snow globes.
Complete Eureka!
Complete For the Republic.
Complete Veni, Vidi, Vici.
Complete Render Unto Caesar.
Complete Arizona Killer.
Win 3 games of Caravan.
Install 20 weapon mods.
Pick 50 pockets.
Complete The Legend of the Star.
Hack 25 terminals.
Complete All or Nothing.
Complete The House Always Wins.
Play 10 spins of Roulette.
Complete You'll Know It When It Happens.
Heal 10,000 points of damage with food.
Complete Talent Pool.
Play the game from start to finish in Hardcore Mode.
Complete No Gods, No Masters
Recruit all companions.
Cause 10,000 damage with Explosives.
Heal 10,000 points of damage with Stimpaks.
Reach 30th level.
Discover 125 locations.
Cause 10,000 damage with Guns.
Cause 10,000 damage with Melee Weapons.
Make 50 Speech challenges.
Complete Wild Card.
Complete Return to Sender.
Complete G.I. Blues.
Complete Volare!
Reach 20th level.
Complete Ring-a-Ding-Ding.
Pick 25 locks.
Complete That Lucky Old Sun.
Discover 50 locations.
Sell 10,000 caps worth of goods.
Complete Come Fly With Me.
Reached 10th level.
Recruit any companion.
Cause 10,000 damage with Unarmed weapons.
Craft 20 items.
Get banned from all the Strip's casinos.
Play 10 hands of Blackjack.
Complete They Went That-a-Way.
Repair 30 items.
Cause 10,000 damage with Energy Weapons.
Play 10 spins of Slots.
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.
Scout the Zion Valley for signs of the White Legs.
Crush the White Legs.
Arrive at Zion.
Resupply Daniel and the Sorrows.
Complete Old World Blues.
Make up your mind... about your brain.
Reactivate all of the Sink's robotic assistants.
Search your feelings... for your heart.
Recovered X-8 vertebrae-pulse-de-sensitizer frequency!
Detonated all of the warheads in the Divide.
Found all of ED-E's upgrades in the Divide.
Completed Lonesome Road.
Fully upgraded The Divide's signature weapon.
Decided the fate of all the Divide dwellers.
Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.
Caused 10,000 damage with unique Mojave Wasteland weapons.
Completed any three Gun Runners' Arsenal (GRA) two star (**) Challenges.
Completed any three Gun Runners' Arsenal (GRA) one star (*) Challenges.
Caused 10,000 damage with Gun Runners' Arsenal (GRA) Weapons.