Stay at this 3.5-star business-friendly hotel in Portland. Enjoy free WiFi, a 24-hour fitness center, and valet parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular attractions Moda Center and Tom McCall Waterfront Park are located nearby. Discover genuine guest reviews for AC Hotel by Marriott Portland Downtown, OR, in Downtown Portland neighborhood, along with the latest prices and availability – book now.