Didn't think of that, ignore me then.
UPDATE:
Just spoke with someone from the Ashbourne Hall Committee, they say there would be no problem with anyone using the Ashbourne Oval, as long as they respect the area & don't make a mess.
It's been a while since I been pas it at night, so I don't know how dark it would be, but I will go past this weekend & take a look.
It's located
HERE