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