There is no easy answer to this question. It is like asking how much does it cost to buy a car. Do you want a cheap 4 cylinder car from Korea or India just to get you around for short trips or do you want a Mack Truck for heavy hauling or do you want a luxury European car to travel in comfort.
What we do know is that the starting for the site build is about $500 and can go over $100,000 for large corporate sites. It all depends on your requirements and budget.
If you are new to web site hosting, please note that you also need a domain name and somewhere to host your site so it appears on the internet.
Do not worry if all this sounds too hard. We can do it all for you.