McNamarra park at BROKE nsw . 24 klm from singleton , toilets & shop(licenced) nearby & in the centre of the vineyards . 3 days limit ( just shift to other end of the park & reset the stay!!)
Also Lake Liddell between Singleton & Muswellbrook on the new england hwy . $5 per night , Hot showers , toilets & pet friendly . & if you like to fight carp its a top spot for a fish , quiet & very secure.