| Platinum | Platinum Trophy | Collect all other trophies to unlock. | 1.8% Ultra Rare | 281 pts |
| Gold | The City Of The Angels | Reach 100% Game Complete. | 1.9% Ultra Rare | 136 pts |
| Silver | Auto Fanatic | Drive every vehicle in the city. | 2% Ultra Rare | 99 pts |
| Silver | Hollywoodland | Find and inspect all gold film reels. | 2.3% Ultra Rare | 91 pts |
| Silver | Public Menace | Rack up $47,000 in penalties during a single story case. | 2.4% Ultra Rare | 89 pts |
| Bronze | Star Map | Discover all landmark locations around the city. | 2.7% Ultra Rare | 55 pts |
| Gold | Shamus To The Stars | Complete all story cases with a five star rating. | 2.9% Ultra Rare | 106 pts |
| Silver | The Long Arm Of The Law | Complete all street crime cases. | 3.2% Ultra Rare | 75 pts |
| Bronze | Roscoe And Friends | Kill at least one bad guy with every gun. | 3.3% Ultra Rare | 49 pts |
| Bronze | The Moose | Follow Candy Edwards without using cover or incognito, except when starting or picking up the tail. | 3.6% Ultra Rare | 46 pts |
| Silver | The Hunch | Use four intuition points in a single interview session, correctly branching each question. | 4.7% Ultra Rare | 59 pts |
| Bronze | Auto Collector | Drive 40 different vehicles. | 8.2% Very Rare | 28 pts |
| Bronze | Miles On The Clock | Drive more than 194.7 miles. | 9% Very Rare | 27 pts |
| Gold | Magpie | Find and inspect 95% of all clues. | 11.1% Rare | 47 pts |
| Silver | Johnny On The Spot | Respond to 20 street crime cases. | 11.8% Rare | 34 pts |
| Bronze | The Fighting Sixth | At the Bus Shooting, talk Felix Alvarro into giving up the Marines involved in the Coolridge heist. | 13.6% Rare | 21 pts |
| Silver | The Brass | Achieve maximum rank. | 14.2% Rare | 31 pts |
| Gold | Moth To A Flame | Complete all cases on the Arson desk. | 17.2% Rare | 36 pts |
| Bronze | Huckster | At Elysian Fields, outwit Leland Monroe when discussing his developments or advertising campaign. | 17.2% Rare | 18 pts |
| Bronze | Not So Hasty | Stop a fleeing suspect with a warning shot as an LAPD Detective. | 19.7% Rare | 17 pts |
| Bronze | No Rest For The Wicked | Complete all cases on the Vice desk. | 21.5% Uncommon | 16 pts |
| Silver | Wooden Overcoats | Bring down a total of 30 bad guys with head shots. | 21.6% Uncommon | 24 pts |
| Bronze | Dead Men Are Heavier | Shoot and kill a total of 100 bad guys. | 22.9% Uncommon | 15 pts |
| Bronze | Lead Foot | Keep the needle above 80mph for more than ten seconds while driving. | 25.1% Uncommon | 14 pts |
| Bronze | The Simple Art Of Murder | Complete all cases on the Homicide desk. | 30.5% Uncommon | 13 pts |
| Silver | The Third Degree | Correctly branch every question in every interview in a single story case. | 36.5% Uncommon | 17 pts |
| Bronze | Asphalt Jungle | Chase down and tackle a fleeing suspect on foot as an LAPD Detective. | 38.5% Uncommon | 11 pts |
| Bronze | Keep A Lid On | Complete a brawl without losing your hat as an LAPD Detective or Investigator. | 39.1% Uncommon | 11 pts |
| Silver | The Up And Up | Complete a story case with a five star rating. | 41.7% Common | 16 pts |
| Bronze | Round Heels | At the Bamba Club, get Dick McColl to give up the license plate of Celine Henry's male companion. | 42.5% Common | 11 pts |
| Bronze | Traffic Stop | Disable a suspect vehicle with help from your partner. | 43% Common | 10 pts |
| Bronze | Stab-Rite | At Ray's Cafe, find the bloodstained knife on your first sweep of the crime scene. | 44.2% Common | 10 pts |
| Bronze | Paved With Good Intentions | Complete all cases on the Traffic desk. | 47.1% Common | 10 pts |
| Bronze | Auto Enthusiast | Drive 5 different vehicles. | 50.6% Common | 10 pts |
| Bronze | The Shadow | Tail a suspect without being spotted, in a single case. | 54% Common | 9 pts |
| Bronze | Golden Boy | Clear a case finding every clue as an LAPD Detective or Investigator. | 54.7% Common | 9 pts |
| Bronze | The Straight Dope | Use evidence to prove a lie as an LAPD Detective or Investigator. | 64.3% Common | 8 pts |
| Bronze | A Cop On Every Corner | Complete a single street crime case. | 67.8% Common | 8 pts |
| Bronze | The Plot Thickens | Find and solve an inspection puzzle. | 71.2% Common | 8 pts |
| Bronze | One For The File | Find and inspect a clue as an LAPD Detective or Investigator. | 73.9% Common | 8 pts |
| Bronze | Police Academy | Complete all cases on the Patrol desk. | 77.7% Common | 7 pts |