What is the average cost to form an LLC using a registered agent?
About $229 in the first year: the median state filing fee ($100) plus the median first-year price for a stand-alone registered agent ($129). Mainstay Filing, our pick, charges $199 plus the state fee and includes the agent, EIN application and annual report.
The parts
- State filing fee
- $35 to $500; median $100
- Registered agent, alone
- $34.99 to $596 in year 1; Mainstay Filing $149
- EIN
- $0 from the IRS
Agent prices are the providers’ own, read October 2026. A very cheap first year can step up after it; compare the renewal figure before you buy.
Questions
What is the average cost to form an LLC using a registered agent?
Median state filing fee $100 plus a registered agent. Agents alone run from $34.99 to $596 for the first year across the 18 we priced (median $129). That makes about $229 in year one; Mainstay Filing is $199 plus the state fee, and includes the EIN application and annual report.