Registered Agent Price Check › Illinois
What a $0 or $39 LLC really costs in Illinois
In Illinois the state filing fee is $150. Mainstay Filing comes to $349 in year one; the $39 package comes to $189 with its agent included for the first year; a $0 package starts at $150 and adds an agent after any free period.
| Service | Advertised package | Year 1 with agent and state fee | Year 2 service price | Two years |
|---|---|---|---|---|
| Mainstay Filing | $199 | $349 | $199 | $548 |
| Northwest Registered Agent | $39 | $189 | $125 | $314 |
| ZenBusiness | $0 | $249 | $199 | $448 |
| Bizee | $0 | $150 | $149 | $299 |
| LegalZoom | $0 | $399 | $249 | $648 |
Every LLC must name a registered agent with an in-state street address. Changing agents in Illinois costs $25. Source: 805 ILCS 180/1-35, checked October 20, 2026.
What is the state filing fee in Illinois?
$150, paid to the state and identical with every provider. A package price does not include it.
Do I need a registered agent in Illinois?
Every LLC must name a registered agent with an in-state street address. (805 ILCS 180/1-35).