What an LLC costs in Colorado (2026)

Forming an LLC in Colorado costs $50. After that the state charges Periodic Report, $25 a year.

Cost	Amount	When
Articles of Organization	$50	Once, to form	sos.state.co.us
Periodic Report	Periodic Report, $25 a year	Within two months before or after the anniversary month of formation	sos.state.co.us

What else an LLC owner pays

The fees above are what the state charges the LLC. The bigger cost is tax on the profit: a single-member LLC pays the same income tax and self-employment tax as a sole proprietor. At $100,000 of profit that comes to $25,762 a year in Colorado, fees included. An S corp election can lower it: LLC vs S corp in Colorado.

Online filing only. Periodic report fee rose from $10 to $25 on July 1, 2024. Late penalty $50.

Questions

How much does it cost to start an LLC in Colorado?

$50 to file the Articles of Organization.

How much does an LLC cost per year in Colorado?

Periodic Report, $25 a year.

When is the Colorado LLC report due?

Within two months before or after the anniversary month of formation.

Does an LLC pay Colorado income tax?

Not by itself, in most cases: a single-member LLC's profit is taxed on the owner's return. Colorado taxes personal income at a flat 4.4% (2026).

Other states