The Shadow Isle Course at Shadow Isle is an 18-hole regulation length golf course in Colts Neck, New Jersey. This championship layout plays quite long from the back tees. Also, the overall difficulty level of this course is very high and will challenge even the best golfers. There is another course at this same golf club, the Par 3 Course. Online tee times may be available at Shadow Isle or at nearby golf courses, often at a substantial discount from the going green fees rate.