Excellent visibility from State Highway 260 a major thoroughfare to Northeast Arizona Join Sportsman’s Warehouse, Ross, JCPenney, Boot Barn & More Less than 1 Mile from Summit Healthcare Regional Medical Center Show Low is the largest city in northeastern Arizona and the shopping hub for a trade area population of nearly 140,000. Seasonal spikes in the population from tourism activity and the second home market swell the trade area population to more than 170,000.