| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Advanced | 4.15 minutes |
| (Co-op) l4d_farm01_hilltop | | Advanced | 3.65 minutes |
| (Co-op) l4d_farm02_traintunnel | | Advanced | 5.50 minutes |
| (Co-op) l4d_farm02_traintunnel | | Normal | 5.77 minutes |
| (Co-op) l4d_farm03_bridge | | Advanced | 4.74 minutes |
| (Co-op) l4d_farm03_bridge | | Normal | 5.49 minutes |
| (Co-op) l4d_farm04_barn | | Advanced | 6.53 minutes |
| (Co-op) l4d_farm04_barn | | Normal | 3.95 minutes |
| (Co-op) l4d_farm05_cornfield | | Advanced | 12.39 minutes |
| (Co-op) l4d_farm05_cornfield | | Normal | 11.61 minutes |
| (Co-op) l4d_garage01_alleys | | Normal | 36.41 seconds |
| (Co-op) l4d_garage02_lots | | Normal | 9.55 minutes |
| (Co-op) l4d_hospital01_apartment | | Normal | 1.91 minutes |
| (Co-op) l4d_hospital02_subway | | Advanced | 13.05 minutes |
| (Co-op) l4d_hospital02_subway | | Normal | 5.51 minutes |
| (Co-op) l4d_hospital03_sewers | | Advanced | 9.84 minutes |
| (Co-op) l4d_hospital03_sewers | | Normal | 4.87 minutes |
| (Co-op) l4d_hospital04_interior | | Advanced | 5.99 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 9.77 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 9.77 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 13.91 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 13.91 minutes |
| (Co-op) l4d_river03_port | | Advanced | 10.08 minutes |
| (Co-op) l4d_river03_port | | Advanced | 10.08 minutes |
| (Co-op) l4d_smalltown01_caves | | Expert | 12.47 seconds |
| (Co-op) l4d_smalltown01_caves | | Normal | 35.49 seconds |
| (Co-op) l4d_smalltown02_drainage | | Expert | 7.97 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Expert | 8.08 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Advanced | 8.77 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Expert | 10.05 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Advanced | 10.15 minutes |
| (Co-op) l4d_smalltown05_houseboat | | Advanced | 13.28 minutes |