FormCost

Illinois LLC Cost (2026): Filing Fee + Annual Fees

Forming an LLC in Illinois costs $150 to file, plus $75/yr as a annual report. $150 to form plus a $75 annual report due before the first day of the LLC's anniversary month. That works out to about $225 in the first year and roughly $525 in state fees over five years (filing plus recurring), before a registered agent or any taxes. These are 2026 estimates of published state fees — not legal or tax advice. Verify with the Illinois Secretary of State.

Source: Illinois Secretary of State. Data as of 2026-06-14.

Illinois LLC fee breakdown

Cost itemIllinois
State filing fee (Articles of Organization)$150
Recurring state fee$75 per year (annual report)
Annualized recurring cost$75/yr
Filing agencyIllinois Secretary of State

Source: Illinois Secretary of State. Data as of 2026-06-14.

Estimate your total Illinois LLC cost

The state fees above are only part of the picture. Add an optional registered agent and one-time extras to estimate your real first-year cost in Illinois:

Optional one-time add-ons

Estimated first-year cost

State filing fee
Recurring state fee (first year)
Registered agent
Optional add-ons
Estimated first-year total

Estimate only. The state filing and recurring fees come from our dataset; registered-agent and add-on prices vary by provider. You can act as your own registered agent for $0 in most states. Not legal or tax advice.

Illinois LLC cost over time

Estimated 2026 Illinois LLC cost (state fees only — filing plus recurring report/tax). Excludes registered agent and income/franchise taxes beyond the recurring state fee. Estimates only.
ItemEstimated cost
First-year state cost$225
Each following year (state fee)$75
5-year state cost (filing + recurring)$525

Source: Illinois Secretary of State. Data as of 2026-06-14.

What the recurring Illinois fee covers

$150 to form plus a $75 annual report due before the first day of the LLC's anniversary month.

The annual report of $75 is due per year to keep your LLC in good standing. Missing it usually triggers late fees and can eventually lead to administrative dissolution.

Frequently asked questions

How much does it cost to form an LLC in Illinois?

Forming an LLC in Illinois costs $150 to file the Articles of Organization with the Illinois Secretary of State, plus $75/yr. $150 to form plus a $75 annual report due before the first day of the LLC's anniversary month. These are estimates of published state fees — verify with the Illinois Secretary of State.

Does Illinois have an annual LLC fee?

Yes. Illinois charges $75 per year as a annual report. That annualizes to about $75 per year.

Do I need a registered agent for a Illinois LLC?

Yes. Like every state, Illinois requires your LLC to name a registered agent with a physical address in the state. You can act as your own agent for free, or hire a commercial registered-agent service for roughly $50–$300 per year. See do I need a registered agent?

Where do I verify Illinois LLC fees?

Check the current fees with the Illinois Secretary of State. The figures here are 2026 estimates compiled from a consolidated source and the state agency — confirm before you file.

Compare with other states

See how Illinois stacks up in the national LLC cost comparison, or jump to a nearby state:

Estimate, not legal or tax advice. Illinois LLC fees are 2026 estimates compiled from a consolidated source and cross-checked against the state agency; they may lag a recent change. Always verify with the Illinois Secretary of State before filing. See our methodology and disclaimer.

Last updated: 2026-06-14