1 Attorneys charge $100-$300 or more an hour to guide you through the legal niceties of setting up an LLC, for a typical total cost of $1,000-$3,000 or more depending on your location, the number of LLC members and the complexity of the arrangements.hopping for setting up an llc: 1  Annual fees to maintain an LLC range from $20-$200 and up, depending on the state. 2  Some states charge an annual franchise tax which varies from $100 in Delaware to an $800 annual minimum in California, and can be higher depending on the volume of business.