Brockhurst Crescent behind the RAC control centre - lots of free parking and only a couple of minutes from the ground
http://maps.google.co.uk/maps?hl=en&q=bescot+stadium&ie=UTF8&hq=Bescot+Stadium&hnear=Bescot+Stadium,+Walsall+WS1+4,+United+Kingdom&ll=52.56383,-1.985328&spn=0.01037,0.01929&z=16&iwloc=A