The cost of hiring developers can vary widely based on the scope and complexity of your project. On a nationwide scale, basic development services (such as small home addition plans or basic residential renovation drawings) can range from $5,000 to $15,000. More complex development projects, such as custom home designs, mixed-use spaces, or large-scale commercial developments, can range from $50,000 to over $500,000. It is crucial to obtain detailed estimates and breakouts of costs from your developer to ensure you understand what’s included in their pricing.