The answer to 'average cost of deck' is that the typical cost range for a new deck installation can vary widely, but generally falls between $10,000 to $30,000. The final cost will depend on several key factors, including the size and materials used, the complexity of the design, and your location.
Larger decks made with premium materials like composite or hardwood will be on the higher end of that range, while smaller decks with basic lumber can be on the lower end. The cost also varies based on your local labor and material prices. Getting quotes from multiple local deck contractors is essential to determine the most accurate pricing for your specific project.