The cost of renting a storage container for a construction site varies based on the container size and any additional services such as delivery or customization. Typically, a 20-foot container rents for around $184.99 per month, plus applicable taxes and delivery fees. A 40-foot container generally costs about $289.99 per month, also subject to taxes and delivery fees. Depending on the rental provider, prices may fluctuate based on location, duration of the rental, and specific project needs. It’s important to get quotes from multiple suppliers to ensure you are getting the best value for your budget.