There are “Do it yourself” sites, there are designers that can do it for $150, or less than $1,000, and there are designers that cost in the tens of thousands. Like most things, it’s a matter of form and function. Choose the type of site you want - E-Commerce, Brand Building, etc. Review the work of several of the designers listed below. Send RFQ’s to those whose portfolio you like best. Get a full picture of what they are proposing versus what you want. Get everything in writing and a fixed price.