- Take the M4 exit heading west,
- On the M4, continue past the Liffey Valley Shopping Centre,
- Take first exit for Lucan off the M4. (immediately after the Foxhunter pub)
- Follow the exit off the M4 and turn right to go across the flyover and down to a T-Junction beside a Woodies DIY
- At Woodies, turn left
- Take the next turn Right
- At the bottom of the hill there is a small roundabout. Turn right at the roundabout
- This takes you over the Liffey Bridge.
- Immediately the other side of the bridge, turn right.
- Take next turn left (about 1KM down this road). This brings you up a sharp hill.
- Fort Lucan is at the top of the hill on the left hand side