| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | | Expert | 3.00 minutes |
| (Co-op) l4d_airport02_offices | | Expert | 10.75 minutes |
| (Co-op) l4d_airport03_garage | | Expert | 9.14 minutes |
| (Co-op) l4d_airport04_terminal | | Expert | 7.86 minutes |
| (Co-op) l4d_airport05_runway | | Expert | 9.04 minutes |
| (Co-op) l4d_farm01_hilltop | | Expert | 4.68 minutes |
| (Co-op) l4d_farm01_hilltop | | Advanced | 3.50 minutes |
| (Co-op) l4d_farm02_traintunnel | | Expert | 5.47 minutes |
| (Co-op) l4d_farm02_traintunnel | | Advanced | 8.43 minutes |
| (Co-op) l4d_farm03_bridge | | Expert | 9.57 minutes |
| (Co-op) l4d_farm04_barn | | Expert | 4.65 minutes |
| (Co-op) l4d_farm05_cornfield | | Expert | 9.43 minutes |
| (Co-op) l4d_farm05_cornfield | | Advanced | 11.02 minutes |
| (Co-op) l4d_garage01_alleys | | Expert | 40.22 seconds |
| (Co-op) l4d_garage02_lots | | Expert | 11.51 minutes |
| (Co-op) l4d_hospital01_apartment | | Expert | 2.59 minutes |
| (Co-op) l4d_hospital02_subway | | Expert | 8.74 minutes |
| (Co-op) l4d_hospital03_sewers | | Expert | 11.08 minutes |
| (Co-op) l4d_hospital04_interior | | Expert | 7.18 minutes |
| (Co-op) l4d_hospital04_interior | | Advanced | 11.21 minutes |
| (Co-op) l4d_hospital05_rooftop | | Expert | 10.52 minutes |
| (Co-op) l4d_hospital05_rooftop | | Advanced | 9.84 minutes |
| (Co-op) l4d_river01_docks | | Expert | 9.48 minutes |
| (Co-op) l4d_river01_docks | | Expert | 9.48 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 9.86 minutes |
| (Co-op) l4d_river01_docks | | Advanced | 9.86 minutes |
| (Co-op) l4d_river02_barge | | Expert | 14.51 minutes |
| (Co-op) l4d_river02_barge | | Expert | 14.51 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 24.02 minutes |
| (Co-op) l4d_river02_barge | | Advanced | 24.02 minutes |
| (Co-op) l4d_river03_port | | Expert | 9.89 minutes |
| (Co-op) l4d_river03_port | | Expert | 9.89 minutes |
| (Co-op) l4d_river03_port | | Advanced | 11.83 minutes |
| (Co-op) l4d_river03_port | | Advanced | 11.83 minutes |
| (Co-op) l4d_smalltown01_caves | | Expert | 3.98 minutes |
| (Co-op) l4d_smalltown01_caves | | Advanced | 4.47 minutes |
| (Co-op) l4d_smalltown02_drainage | | Expert | 6.24 minutes |
| (Co-op) l4d_smalltown02_drainage | | Advanced | 5.66 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Expert | 7.02 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | | Advanced | 8.20 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Expert | 7.41 minutes |
| (Co-op) l4d_smalltown04_mainstreet | | Advanced | 8.45 minutes |
| (Co-op) l4d_smalltown05_houseboat | | Expert | 10.78 minutes |
| (Co-op) l4d_smalltown05_houseboat | | Advanced | 14.32 minutes |