| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | KDF | Expert | 3.87 minutes |
| (Co-op) l4d_airport02_offices | KDF | Expert | 11.40 minutes |
| (Co-op) l4d_airport03_garage | KDF | Expert | 8.40 minutes |
| (Co-op) l4d_airport04_terminal | KDF | Expert | 8.10 minutes |
| (Co-op) l4d_airport04_terminal | KDF | Normal | 6.50 minutes |
| (Co-op) l4d_airport05_runway | KDF | Expert | 10.58 minutes |
| (Co-op) l4d_airport05_runway | KDF | Normal | 5.43 minutes |
| (Co-op) l4d_farm01_hilltop | KDF | Expert | 5.44 minutes |
| (Co-op) l4d_farm01_hilltop | KDF | Advanced | 4.23 minutes |
| (Co-op) l4d_farm01_hilltop | KDF | Normal | 3.90 minutes |
| (Co-op) l4d_farm02_traintunnel | KDF | Expert | 5.00 minutes |
| (Co-op) l4d_farm02_traintunnel | KDF | Normal | 5.69 minutes |
| (Co-op) l4d_farm03_bridge | KDF | Expert | 7.77 minutes |
| (Co-op) l4d_farm03_bridge | KDF | Normal | 6.74 minutes |
| (Co-op) l4d_farm04_barn | KDF | Expert | 6.53 minutes |
| (Co-op) l4d_farm04_barn | KDF | Normal | 4.94 minutes |
| (Co-op) l4d_farm05_cornfield | KDF | Expert | 11.55 minutes |
| (Co-op) l4d_farm05_cornfield | KDF | Normal | 8.63 minutes |
| (Co-op) l4d_garage01_alleys | KDF | Expert | 24.38 minutes |
| (Co-op) l4d_garage01_alleys | KDF | Normal | 8.78 minutes |
| (Co-op) l4d_garage02_lots | KDF | Expert | 13.72 minutes |
| (Co-op) l4d_garage02_lots | KDF | Normal | 10.25 minutes |
| (Co-op) l4d_hospital01_apartment | KDF | Expert | 3.99 minutes |
| (Co-op) l4d_hospital01_apartment | KDF | Normal | 10.32 seconds |
| (Co-op) l4d_hospital02_subway | KDF | Expert | 10.11 minutes |
| (Co-op) l4d_hospital02_subway | KDF | Normal | 8.01 minutes |
| (Co-op) l4d_hospital03_sewers | KDF | Expert | 6.82 minutes |
| (Co-op) l4d_hospital03_sewers | KDF | Normal | 9.08 minutes |
| (Co-op) l4d_hospital04_interior | KDF | Expert | 6.74 minutes |
| (Co-op) l4d_hospital04_interior | KDF | Advanced | 5.20 minutes |
| (Co-op) l4d_hospital04_interior | KDF | Normal | 6.08 minutes |
| (Co-op) l4d_hospital05_rooftop | KDF | Expert | 11.24 minutes |
| (Co-op) l4d_hospital05_rooftop | KDF | Advanced | 8.18 minutes |
| (Co-op) l4d_hospital05_rooftop | KDF | Normal | 6.98 minutes |
| (Co-op) l4d_river02_barge | KDF | Expert | 12.30 minutes |
| (Co-op) l4d_river02_barge | KDF | Expert | 12.30 minutes |
| (Co-op) l4d_river02_barge | KDF | Advanced | 18.55 minutes |
| (Co-op) l4d_river02_barge | KDF | Advanced | 18.55 minutes |
| (Co-op) l4d_river03_port | KDF | Expert | 8.96 minutes |
| (Co-op) l4d_river03_port | KDF | Expert | 8.96 minutes |
| (Co-op) l4d_river03_port | KDF | Advanced | 12.07 minutes |
| (Co-op) l4d_river03_port | KDF | Advanced | 12.07 minutes |
| (Co-op) l4d_smalltown01_caves | KDF | Advanced | 3.82 minutes |
| (Co-op) l4d_smalltown01_caves | KDF | Normal | 28.35 seconds |
| (Co-op) l4d_smalltown02_drainage | KDF | Expert | 10.45 minutes |
| (Co-op) l4d_smalltown02_drainage | KDF | Advanced | 4.98 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | KDF | Expert | 8.86 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | KDF | Advanced | 4.92 minutes |
| (Co-op) l4d_smalltown04_mainstreet | KDF | Expert | 9.68 minutes |
| (Co-op) l4d_smalltown04_mainstreet | KDF | Advanced | 7.17 minutes |
| (Co-op) l4d_smalltown05_houseboat | KDF | Expert | 11.25 minutes |
| (Co-op) l4d_smalltown05_houseboat | KDF | Advanced | 9.08 minutes |