| Map | Name | Difficulty | Time |
|---|
| (Co-op) l4d_airport01_greenhouse | Fladar | Expert | 2.74 minutes |
| (Co-op) l4d_airport02_offices | Fladar | Expert | 6.94 minutes |
| (Co-op) l4d_airport02_offices | Fladar | Advanced | 8.62 minutes |
| (Co-op) l4d_airport02_offices | Fladar | Normal | 8.21 minutes |
| (Co-op) l4d_airport03_garage | Fladar | Expert | 14.63 minutes |
| (Co-op) l4d_airport03_garage | Fladar | Advanced | 10.80 minutes |
| (Co-op) l4d_airport03_garage | Fladar | Normal | 7.17 minutes |
| (Co-op) l4d_airport04_terminal | Fladar | Expert | 5.16 minutes |
| (Co-op) l4d_airport04_terminal | Fladar | Normal | 4.13 minutes |
| (Co-op) l4d_airport05_runway | Fladar | Expert | 8.32 minutes |
| (Co-op) l4d_airport05_runway | Fladar | Advanced | 9.60 minutes |
| (Co-op) l4d_airport05_runway | Fladar | Normal | 5.08 minutes |
| (Co-op) l4d_farm01_hilltop | Fladar | Expert | 3.61 minutes |
| (Co-op) l4d_farm01_hilltop | Fladar | Advanced | 3.81 minutes |
| (Co-op) l4d_farm01_hilltop | Fladar | Normal | 2.38 minutes |
| (Co-op) l4d_farm02_traintunnel | Fladar | Expert | 5.91 minutes |
| (Co-op) l4d_farm02_traintunnel | Fladar | Advanced | 7.73 minutes |
| (Co-op) l4d_farm02_traintunnel | Fladar | Normal | 4.32 minutes |
| (Co-op) l4d_farm03_bridge | Fladar | Expert | 8.28 minutes |
| (Co-op) l4d_farm03_bridge | Fladar | Advanced | 3.76 seconds |
| (Co-op) l4d_farm03_bridge | Fladar | Normal | 5.06 minutes |
| (Co-op) l4d_farm04_barn | Fladar | Expert | 6.99 minutes |
| (Co-op) l4d_farm04_barn | Fladar | Advanced | 7.00 minutes |
| (Co-op) l4d_farm04_barn | Fladar | Normal | 2.73 minutes |
| (Co-op) l4d_farm05_cornfield | Fladar | Expert | 16.52 minutes |
| (Co-op) l4d_farm05_cornfield | Fladar | Normal | 6.83 minutes |
| (Co-op) l4d_garage01_alleys | Fladar | Expert | 2.00 seconds |
| (Co-op) l4d_garage01_alleys | Fladar | Advanced | 6.54 seconds |
| (Co-op) l4d_garage01_alleys | Fladar | Normal | 8.27 minutes |
| (Co-op) l4d_garage02_lots | Fladar | Advanced | 10.93 minutes |
| (Co-op) l4d_garage02_lots | Fladar | Normal | 14.05 minutes |
| (Co-op) l4d_hospital01_apartment | Fladar | Expert | 2.51 minutes |
| (Co-op) l4d_hospital01_apartment | Fladar | Advanced | 2.61 minutes |
| (Co-op) l4d_hospital02_subway | Fladar | Advanced | 6.77 minutes |
| (Co-op) l4d_hospital02_subway | Fladar | Normal | 45.57 seconds |
| (Co-op) l4d_hospital03_sewers | Fladar | Expert | 10.43 minutes |
| (Co-op) l4d_hospital03_sewers | Fladar | Advanced | 5.76 minutes |
| (Co-op) l4d_hospital03_sewers | Fladar | Normal | 6.23 minutes |
| (Co-op) l4d_hospital04_interior | Fladar | Expert | 6.10 minutes |
| (Co-op) l4d_hospital04_interior | Fladar | Advanced | 6.32 minutes |
| (Co-op) l4d_hospital04_interior | Fladar | Normal | 4.29 minutes |
| (Co-op) l4d_hospital05_rooftop | Fladar | Expert | 7.54 minutes |
| (Co-op) l4d_hospital05_rooftop | Fladar | Advanced | 8.48 minutes |
| (Co-op) l4d_hospital05_rooftop | Fladar | Normal | 10.46 minutes |
| (Co-op) l4d_river01_docks | Fladar | Expert | 9.21 minutes |
| (Co-op) l4d_river01_docks | Fladar | Expert | 9.21 minutes |
| (Co-op) l4d_river01_docks | Fladar | Advanced | 7.75 minutes |
| (Co-op) l4d_river01_docks | Fladar | Advanced | 7.75 minutes |
| (Co-op) l4d_river01_docks | Fladar | Normal | 14.92 seconds |
| (Co-op) l4d_river01_docks | Fladar | Normal | 14.92 seconds |
| (Co-op) l4d_river02_barge | Fladar | Expert | 8.48 minutes |
| (Co-op) l4d_river02_barge | Fladar | Expert | 8.48 minutes |
| (Co-op) l4d_river02_barge | Fladar | Advanced | 13.65 minutes |
| (Co-op) l4d_river02_barge | Fladar | Advanced | 13.65 minutes |
| (Co-op) l4d_river02_barge | Fladar | Normal | 8.99 minutes |
| (Co-op) l4d_river02_barge | Fladar | Normal | 8.99 minutes |
| (Co-op) l4d_river03_port | Fladar | Expert | 11.00 minutes |
| (Co-op) l4d_river03_port | Fladar | Expert | 11.00 minutes |
| (Co-op) l4d_river03_port | Fladar | Normal | 13.73 minutes |
| (Co-op) l4d_river03_port | Fladar | Normal | 13.73 minutes |
| (Co-op) l4d_smalltown01_caves | Fladar | Expert | 21.14 seconds |
| (Co-op) l4d_smalltown01_caves | Fladar | Advanced | 21.72 seconds |
| (Co-op) l4d_smalltown01_caves | Fladar | Normal | 3.38 minutes |
| (Co-op) l4d_smalltown02_drainage | Fladar | Expert | 8.27 minutes |
| (Co-op) l4d_smalltown02_drainage | Fladar | Advanced | 7.35 minutes |
| (Co-op) l4d_smalltown02_drainage | Fladar | Normal | 4.64 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Fladar | Advanced | 5.93 minutes |
| (Co-op) l4d_smalltown03_ranchhouse | Fladar | Normal | 7.02 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Fladar | Advanced | 9.74 minutes |
| (Co-op) l4d_smalltown04_mainstreet | Fladar | Normal | 6.35 minutes |
| (Co-op) l4d_smalltown05_houseboat | Fladar | Expert | 7.45 minutes |
| (Co-op) l4d_smalltown05_houseboat | Fladar | Advanced | 9.95 minutes |
| (Co-op) l4d_smalltown05_houseboat | Fladar | Normal | 10.96 minutes |