| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Gri | Normal | 1.91 minutes |
| (Co-op) l4d_airport02_offices | Gri | Normal | 8.48 minutes |
| (Co-op) l4d_airport03_garage | Gri | Normal | 12.46 minutes |
| (Co-op) l4d_airport04_terminal | Gri | Normal | 5.17 minutes |
| (Co-op) l4d_airport05_runway | Gri | Normal | 7.79 minutes |
| (Co-op) l4d_farm01_hilltop | Gri | Expert | 3.82 minutes |
| (Co-op) l4d_farm01_hilltop | Gri | Normal | 6.07 minutes |
| (Co-op) l4d_farm02_traintunnel | Gri | Expert | 4.93 minutes |
| (Co-op) l4d_farm02_traintunnel | Gri | Normal | 7.57 minutes |
| (Co-op) l4d_farm03_bridge | Gri | Expert | 8.64 minutes |
| (Co-op) l4d_farm03_bridge | Gri | Normal | 7.05 minutes |
| (Co-op) l4d_farm04_barn | Gri | Expert | 3.45 minutes |
| (Co-op) l4d_farm04_barn | Gri | Normal | 8.36 minutes |
| (Co-op) l4d_farm05_cornfield | Gri | Expert | 16.01 minutes |
| (Co-op) l4d_garage01_alleys | Gri | Expert | 10.21 minutes |
| (Co-op) l4d_garage01_alleys | Gri | Normal | 47.14 seconds |
| (Co-op) l4d_garage02_lots | Gri | Advanced | 27.06 minutes |
| (Co-op) l4d_hospital01_apartment | Gri | Expert | 2.62 minutes |
| (Co-op) l4d_hospital01_apartment | Gri | Advanced | 4.18 seconds |
| (Co-op) l4d_hospital02_subway | Gri | Expert | 9.58 minutes |
| (Co-op) l4d_hospital02_subway | Gri | Advanced | 12.21 minutes |
| (Co-op) l4d_hospital03_sewers | Gri | Expert | 10.08 minutes |
| (Co-op) l4d_hospital03_sewers | Gri | Advanced | 11.01 minutes |
| (Co-op) l4d_hospital04_interior | Gri | Expert | 7.57 minutes |
| (Co-op) l4d_hospital05_rooftop | Gri | Expert | 9.36 minutes |
| (Co-op) l4d_hospital05_rooftop | Gri | Advanced | 12.34 minutes |
| (Co-op) l4d_river01_docks | Gri | Normal | 12.86 seconds |
| (Co-op) l4d_river01_docks | Gri | Normal | 12.86 seconds |
| (Co-op) l4d_river02_barge | Gri | Expert | 8.66 minutes |
| (Co-op) l4d_river02_barge | Gri | Expert | 8.66 minutes |
| (Co-op) l4d_river02_barge | Gri | Normal | 9.67 minutes |
| (Co-op) l4d_river02_barge | Gri | Normal | 9.67 minutes |
| (Co-op) l4d_river03_port | Gri | Expert | 11.74 minutes |
| (Co-op) l4d_river03_port | Gri | Expert | 11.74 minutes |
| (Co-op) l4d_river03_port | Gri | Normal | 12.40 minutes |
| (Co-op) l4d_river03_port | Gri | Normal | 12.40 minutes |
| (Co-op) l4d_smalltown01_caves | Gri | Expert | 4.30 minutes |
| (Co-op) l4d_smalltown01_caves | Gri | Advanced | 4.49 minutes |
| (Co-op) l4d_smalltown02_drainage | Gri | Expert | 7.10 minutes |
| (Co-op) l4d_smalltown02_drainage | Gri | Advanced | 9.03 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Gri | Expert | 9.65 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Gri | Advanced | 6.34 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Gri | Advanced | 7.94 minutes |
| (Co-op) l4d_smalltown05_houseboat | Gri | Advanced | 12.85 minutes |