Professional web design services in Perth can range from $7,000 AUD to $20,000 AUD or more, depending on the project scope. Costs differ for various website types, such as basic templates, ecommerce sites, and multi-functional applications. Factors like customisation, design, functionality, integration, and ongoing support are considered to determine the final cost of your website build. Working with a reputable web design agency in Perth (like Digital Hitmen) ensures transparent discussions and accurate estimates that align with your specific needs, avoiding any hidden costs.