| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | xxxx | Expert | 49.48 seconds |
| (Co-op) l4d_airport02_offices | xxxx | Expert | 5.60 minutes |
| (Co-op) l4d_airport03_garage | xxxx | Expert | 6.21 minutes |
| (Co-op) l4d_airport04_terminal | xxxx | Expert | 5.10 minutes |
| (Co-op) l4d_airport05_runway | xxxx | Expert | 6.80 minutes |
| (Co-op) l4d_airport05_runway | xxxx | Advanced | 10.17 minutes |
| (Co-op) l4d_farm01_hilltop | xxxx | Expert | 5.66 seconds |
| (Co-op) l4d_farm01_hilltop | xxxx | Advanced | 7.78 minutes |
| (Co-op) l4d_farm02_traintunnel | xxxx | Expert | 4.30 minutes |
| (Co-op) l4d_farm02_traintunnel | xxxx | Advanced | 8.90 minutes |
| (Co-op) l4d_farm03_bridge | xxxx | Expert | 5.75 minutes |
| (Co-op) l4d_farm03_bridge | xxxx | Advanced | 8.66 minutes |
| (Co-op) l4d_farm04_barn | xxxx | Expert | 3.97 minutes |
| (Co-op) l4d_farm05_cornfield | xxxx | Expert | 7.58 minutes |
| (Co-op) l4d_garage01_alleys | xxxx | Expert | 5.80 seconds |
| (Co-op) l4d_garage01_alleys | xxxx | Advanced | 49.32 seconds |
| (Co-op) l4d_garage02_lots | xxxx | Expert | 10.24 minutes |
| (Co-op) l4d_garage02_lots | xxxx | Advanced | 11.61 minutes |
| (Co-op) l4d_garage02_lots | xxxx | Normal | 15.19 minutes |
| (Co-op) l4d_hospital01_apartment | xxxx | Expert | 2.05 seconds |
| (Co-op) l4d_hospital01_apartment | xxxx | Advanced | 2.71 minutes |
| (Co-op) l4d_hospital02_subway | xxxx | Expert | 4.25 minutes |
| (Co-op) l4d_hospital02_subway | xxxx | Advanced | 6.02 minutes |
| (Co-op) l4d_hospital02_subway | xxxx | Normal | 10.75 minutes |
| (Co-op) l4d_hospital03_sewers | xxxx | Expert | 6.61 minutes |
| (Co-op) l4d_hospital04_interior | xxxx | Expert | 5.43 minutes |
| (Co-op) l4d_hospital05_rooftop | xxxx | Expert | 7.33 minutes |
| (Co-op) l4d_river01_docks | xxxx | Expert | 47.38 seconds |
| (Co-op) l4d_river01_docks | xxxx | Expert | 47.38 seconds |
| (Co-op) l4d_river01_docks | xxxx | Normal | 6.94 minutes |
| (Co-op) l4d_river01_docks | xxxx | Normal | 6.94 minutes |
| (Co-op) l4d_river02_barge | xxxx | Expert | 8.42 minutes |
| (Co-op) l4d_river02_barge | xxxx | Expert | 8.42 minutes |
| (Co-op) l4d_river02_barge | xxxx | Advanced | 13.83 minutes |
| (Co-op) l4d_river02_barge | xxxx | Advanced | 13.83 minutes |
| (Co-op) l4d_river02_barge | xxxx | Normal | 12.20 minutes |
| (Co-op) l4d_river02_barge | xxxx | Normal | 12.20 minutes |
| (Co-op) l4d_river03_port | xxxx | Expert | 6.84 minutes |
| (Co-op) l4d_river03_port | xxxx | Expert | 6.84 minutes |
| (Co-op) l4d_smalltown01_caves | xxxx | Expert | 3.22 minutes |
| (Co-op) l4d_smalltown02_drainage | xxxx | Expert | 3.59 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | xxxx | Expert | 4.97 minutes |
| (Co-op) l4d_smalltown04_mainstreet | xxxx | Expert | 4.41 minutes |
| (Co-op) l4d_smalltown05_houseboat | xxxx | Expert | 9.00 minutes |