Delta Hotels Denver Thornton offers a mixed experience for guests. The hotel is praised for its warm and responsive staff, with some guests highlighting exceptional service from specific team members. Many appreciate the comfortable beds and nice shower amenities, although some rooms are noted to be small for larger groups. However, cleanliness is a significant concern, with reports of dirty rooms, including stained bedding and dusty surfaces. Guests have mentioned the need for cleaning supplies upon arrival to address these issues. The hotel does not provide complimentary breakfast, which disappointed some visitors who found the breakfast options limited and overpriced. The Starbucks coffee available for purchase was seen as an inconvenience, as guests expected complimentary coffee service. While the hotel is pet-friendly and conveniently located near dining options, the overall cleanliness and value for the price have raised concerns among guests. The atmosphere is generally friendly, but the experience can vary significantly depending on room conditions and management. Overall, Delta Hotels Denver Thornton is a place that some families enjoy, but it faces challenges with cleanliness and value that could impact future stays.