$75 to form your Colorado LLC
$50 state filing fee · $25annual report. 5-year cost of ownership: $175.
By Aissam Baidi · Reviewed against www.coloradosos.gov · Verified 2026-05-28
How much does a Colorado LLC cost in 2026? A Colorado LLC costs $75 in year one ($50 filing fee for the Articles of Organization (online only)). Ongoing cost is $25/year ($25 annual report). Five-year total: $175. Standard processing takes about 1 business days; expedite for $50 extra. At $75, Colorado runs $80 below the US median of $155 for year-one LLC costs, making it one of the cheaper states to form in. This makes Colorado attractive for solo founders, e-commerce sellers, and home-based businesses on a tight startup budget. Sourced from www.coloradosos.gov, verified 2026-05-28.
Colorado at a glance
- #1Professional, Scientific & Technical Services
- #2Construction
- #3Health Care & Social Assistance
Customize your Colorado LLC cost
Add a registered agent, expedite, or operating agreement, see your exact total.
LLC Cost Calculator
Pick your state, choose any add-ons, and see the year-one + 5-year math. Every figure cites the state's Secretary of State or the IRS.
Colorado vs the rest of the US
Year-1 LLC cost in Colorado is $75. That's $40 more than the cheapest state (Montana). Form there if you can register your business out-of-state.
All figures are year-1 LLC formation cost (state filing fee + first-year report fee + first-year franchise tax). Sourced quarterly from each state's Secretary of State office.
5-year cumulative cost projection
How Colorado's LLC cost compares against the popular "shop another state" alternatives over 5 years of ownership. Steeper line = higher recurring cost.
All 50 states + DC, by 5-year LLC cost
Heat-map of 5-year ownership cost across the US. Click any state to see its full breakdown. Cheapest in green, most expensive in dark red.
- Cheapest 20%
- Below average
- Average
- Above average
- Most expensive 20%
5-year cost = year-1 (state filing + first-year report + first-year franchise tax) + 4 years of ongoing (annual/biennial report + franchise tax). Sourced quarterly from each Secretary of State.
Where would you save the most?
Filing in Montana instead of Colorado could save you about $140 over 5 years (80% lower total).
Cross-state filing requires foreign qualification in the state you actually operate from, which adds $50-$300/year in fees plus a registered agent in each jurisdiction. Run the math before deciding.
Cheapest 5-year LLC states
Most expensive 5-year LLC states
Colorado LLC formation, decoded
Colorado requires a $25 annual report to keep the LLC in good standing. Filing on time avoids late penalties and administrative dissolution.
Full Colorado LLC cost guide
Colorado LLC Cost: $50 Filing + $25 Periodic Report (2026)
Forming an LLC in Colorado costs $50 to file Articles of Organization (online-only) and $25/yr for the periodic report. Year-one cost: $75, bottom 10 nationally. No franchise tax. State personal income tax is 4.4% flat (2026). Five-year cost: $150. Colorado is online-only filing, no paper option, with one of the most modern SOS portals in the country.
Reviewed by LLC Formation Cost Editorial Team, fact-checked against primary government sources • Last updated 2026-05-28 • 4 primary government sources cited
TL;DR
Colorado LLCs file Articles of Organization with the Colorado Secretary of State for $50, exclusively online via the SOS portal. There is no paper filing option. The annual periodic report is $25, due during the LLC’s anniversary month. No franchise tax. State personal income tax is a flat 4.4% (2026), among the lowest flat rates. Colorado has been online-only for LLC filings since 2014, ranking among the most modern state SOS portals, most filings complete in under 30 minutes from form to certified filing.
Colorado LLC cost breakdown (2026)
| Line item | Cost | Source |
|---|---|---|
| Articles of Organization (online only) | $50 | coloradosos.gov |
| Periodic Report (annual) | $25 | coloradosos.gov |
| Late periodic report | $50 ($25 + $25 penalty) | coloradosos.gov |
| Statement of Trade Name (DBA) | $20 | coloradosos.gov |
| Registered Agent change | $10 | coloradosos.gov |
| Year 1 total (no add-ons) | $75 | |
| Year 2+ ongoing | $25 | |
| 5-year total | $175 |
All figures verified 2026-05-28 from primary Colorado state sources.
Why Colorado is online-first
Colorado’s online-only filing has been a deliberate policy since 2014. The state SOS portal accepts no paper LLC filings, every filing happens through coloradosos.gov/biz. The trade-off is no walk-in option, no mail option. The benefit: filings are typically processed within 1 business day, often in real-time during business hours.
The portal interface is also one of the cleanest in the country. The Articles of Organization form is 5 fields, takes 5-10 minutes, and the certified filing PDF arrives via email immediately upon payment confirmation. Compare to California’s bizfile portal (more complex, 7-10 days) or New York’s still-paper-required system.
Colorado’s $50 + $25 ongoing structure is bottom 10 nationally for total LLC ownership cost. Cheaper than most western states except Arizona ($50 + $0) and New Mexico ($50 + $0). For founders who want low cost + fast filing + a modern interface, Colorado is hard to beat.
Filing steps (DIY, no service)
- Pick a name, search availability via coloradosos.gov business search. Names must include “Limited Liability Company,” “Ltd. Liability Company,” “LLC,” “L.L.C.,” or “Limited.”
- Designate a registered agent, must have a Colorado street address.
- File Articles of Organization, $50 fee. File online at coloradosos.gov/biz. No paper option.
- Get a federal EIN, free at irs.gov.
- Draft an operating agreement, not required by Colorado law but recommended.
- Register with Colorado Department of Revenue, sales tax permit (free) if selling tangible goods, employer withholding if hiring.
- Open a business bank account, Colorado-located banks (FirstBank, Wells Fargo, US Bank) accept CO LLC documents.
- File FinCEN BOI report, within 30 days of formation. Free at fincen.gov/boi.
- File annual periodic report, due during the LLC’s anniversary month. $25 fee, online.
- Calendar the renewal, annual periodic report cadence.
Standard online filings are processed in under 1 business day. There’s no expedited tier because the standard turnaround is fast enough, Colorado’s same-day filing is faster than most states’ expedite.
Page-unique facts
- Colorado is online-only for LLC filings since 2014. No paper filings accepted.
- Colorado SOS filing turnaround is the fastest in the country. Same-day, often within minutes.
- Colorado personal income tax dropped from 4.55% to 4.4% in 2024. TABOR-required reductions when state revenue exceeds the cap.
- Colorado allows reserved names for free for 120 days (most states charge $25-$50). Source: coloradosos.gov reserved names.
- Colorado does not allow Series LLCs. Most popular states do (DE, TX, IL, WY, NV); Colorado has not adopted this structure as of 2026-04-25.
FAQ
What is Colorado’s Periodic Report?
An annual filing due during the LLC’s anniversary month. Cost: $25 if filed on time. $50 late penalty (the $25 fee + $25 penalty). Pure online filing via Colorado Secretary of State website. After 60 days late, the LLC enters “delinquent” status; after 12 months delinquent, the LLC may be administratively dissolved. Source: coloradosos.gov, verified 2026-05-28.
Does Colorado tax LLC profits?
Colorado has a 4.4% flat personal income tax (2026). LLC pass-through income (single-member disregarded or multi-member partnership) is taxed on owners’ personal returns at 4.4%. C-corp election triggers Colorado’s 4.4% corporate tax. Source: Colorado Department of Revenue, verified 2026-05-28.
Why is Colorado’s annual fee so low?
Colorado prides itself on low business-formation friction. $50 filing + $25 periodic = $75 first year, bottom 10 nationally for total year-one cost. The state’s 2014 transition to online-only filing reduced administrative overhead, allowing fees to stay low. Source: coloradosos.gov fee schedule.
Can I file an LLC in Colorado without going online?
No. Colorado is online-only for LLC filings since 2014. There’s no paper option, no walk-in option, no mail option. All filings happen at coloradosos.gov/biz. The trade-off: filings complete same-day, often in minutes during business hours.
How does TABOR affect Colorado’s LLC tax environment?
TABOR, the Taxpayer’s Bill of Rights, a 1992 Colorado Constitutional amendment, caps state revenue growth and triggers automatic refunds when state revenue exceeds the cap. For LLC owners, this manifests as periodic flat-tax-rate reductions: Colorado’s personal income tax dropped from 4.55% to 4.40% in 2024 (a temporary TABOR-required reduction made permanent), and additional reductions trigger when revenue surplus exceeds threshold. The IRS treats Colorado LLCs identically to any other state for federal classification, pass-through profits flow at the prevailing 4.40% Colorado rate plus federal. See IRS Colorado Small Business Resources for federal cross-reference.
What is Colorado’s periodic-report grace period if I miss the anniversary month?
Colorado’s $25 periodic report is due during the LLC’s anniversary month each year. After the anniversary month, the LLC enters “noncompliant” status with a $50 late penalty (the $25 fee plus $25 penalty). After two consecutive missed periodic reports (roughly 14 months from the original due date), Colorado SOS administratively dissolves the LLC. Reinstatement requires filing a Statement of Curing Delinquency ($100) plus all back-due reports plus penalties. Colorado is one of the more generous states on this front, most states dissolve after 60-90 days delinquent, while CO gives over a year. The SBA local assistance directory lists Colorado SBDC offices that offer free reminder services.
State quirk: online-only since 2014, fastest in the country
Colorado has been online-only for LLC filings since 2014, there is literally no paper, mail, walk-in, or fax option for forming a new LLC, and no plans to reinstate one. The Colorado SOS portal at coloradosos.gov/biz typically completes filings within minutes during business hours and within 24 hours overnight; there is no expedited tier because the standard tier already beats most states’ expedites. Colorado is also one of only a handful of states that reserves names for free (most states charge $25-$50 for a 60-90 day name reservation). The trade-off Colorado founders accept is the absence of Series LLC authorization (most popular states have it; Colorado has not adopted it as of 2026-04-25) and TABOR-driven volatility in the personal income tax rate, which has dropped from 4.63% (pre-2020) to 4.40% (2026) under repeated TABOR refund triggers.
Common mistake in Colorado
The most common Colorado LLC mistake is forgetting that the anniversary-month periodic report is required even though the SOS portal makes formation feel almost frictionless. Founders form a CO LLC in 5 minutes for $50, file an annual report in another 5 minutes the first year, then forget the recurring requirement entirely. After two missed periodic reports the LLC is administratively dissolved, requiring a $100 reinstatement filing on top of back-due reports and penalties.
Sources
- Colorado Secretary of State Business Section, last verified 2026-05-28
- Colorado Business Database Search, last verified 2026-05-28
- Colorado Department of Revenue, last verified 2026-05-28
- Colorado Revised Statutes Title 7 (Corporations and Associations), last verified 2026-05-28
- IRS Colorado Small Business and Self-Employed Resources, last verified 2026-05-28
- SBA Local Assistance Directory (Colorado SBDCs), last verified 2026-05-28
About the author
Aissam Baidi is the founder and researcher behind llcformationcost.com. He verifies Colorado LLC fees directly from coloradosos.gov on a quarterly cycle. Connect on LinkedIn.
Not legal advice. Estimates based on publicly available data from each state’s Secretary of State office. Consult a licensed attorney in your jurisdiction.
Colorado LLC compliance checklist
11 state-specific tasks. Progress saves to your browser. No account needed.
Save your Colorado calculation
Get a shareable link that preserves every input. Send it to your CPA, your co-founder, or your future self. Works without an account; the link encodes your inputs in the URL.
Copy the share link
Includes every input you've selected: state, members, add-ons, S-corp election, registered agent service.
Or scan to phone
Run the calc on desktop, scan the code, finish on mobile. No account, no email, no friction.
Ask anything about Colorado LLCs
Pre-answered for the questions founders ask first. Tap one to read the full answer, or write your own.
What's the actual filing fee in Colorado?
Colorado charges $50 to file the Articles of Organization (online only) with www.coloradosos.gov. Expedited service is available for an additional $50, reducing turnaround to about 1 business days vs. the standard ~1.
Does Colorado have a franchise tax?
No. Colorado does not impose a flat franchise tax on LLCs. Some pass-through entity income may still be taxed at the member level under state income tax rules.
What's the annual report situation in Colorado?
Colorado requires a annual report at $25.
Do I need a registered agent in Colorado?
Yes. Every Colorado LLC must designate a registered agent with a physical Colorado street address (no P.O. boxes), available during business hours to accept legal mail. You can serve as your own agent for free if you live in Colorado, but most founders use a commercial service ($100-150/year) to keep their home address off the public record.
Should I form my LLC in Colorado?
Form in Colorado if you operate primarily in Colorado. Out-of-state formation (Delaware, Wyoming, etc.) requires foreign-LLC qualification in your home state, doubling fees. The exception is highly venture-funded startups raising priced rounds, where Delaware is investor-expected.
Colorado-specific Operating Agreement preview
Five substantive sections with Colorado-specific clauses (filing form, franchise tax, publication requirements, governing law). Use as a starting point with your attorney, or upgrade for the full 12-section document.
OPERATING AGREEMENT OF [COMPANY NAME], LLC
Article I. Formation
This Operating Agreement is entered into as of [date], by and among the undersigned members of [Company Name], a Limited Liability Company organized under the Colorado Limited Liability Company Act. The Company was formed by filing the Articles of Organization (online only) with the Colorado Secretary of State on [filing date]. The Company's principal office is located at [address], Colorado.
Article II. Members & Membership Interests
The members of the Company are listed on Exhibit A. Each member's capital contribution and percentage interest are set forth therein. Members may be admitted only by [unanimous / majority] consent of existing members. Colorado law does not mandate a written operating agreement, but the parties agree that this writing governs.
Article III. Management
The Company shall be [member-managed / manager-managed]. Colorado default rules apply to any matter not addressed here. The Company shall timely file the annual report ($25) with the Colorado Secretary of State to maintain good standing.
Article IV. Distributions & Allocations
Profits, losses, and distributions shall be allocated among members in proportion to their percentage interests, except as otherwise agreed in writing. Distributions shall be made [quarterly / annually / at the discretion of the [members / managers]]. The Company shall maintain capital accounts in accordance with Treas. Reg. § 1.704-1(b).
Article V. Dissolution & Colorado-Specific Provisions
The Company shall dissolve upon [vote of majority members / occurrence of specific events]. Upon dissolution, the Company shall wind up its affairs and distribute remaining assets in accordance with Colorado law. This agreement is governed by Colorado law and any disputes shall be resolved in [forum].
7 more sections in the full document
Tax matters, indemnification, transfer restrictions, dissolution mechanics, signature pages, exhibits A & B (member roster + capital contributions), and amendment procedures. Plus state-specific signature-line text per $Colorado convention.
Not legal advice. This template is a starting point for discussion with a licensed Colorado attorney. Operating Agreements should be reviewed by counsel for your specific situation.
Colorado LLC cost vs popular alternatives
A common decision is whether to form in your home state or an out-of-state filing state (Delaware, Wyoming, New Mexico). Out-of-state formation usually requires foreign-LLC registration in your home state too, adding both filing costs.
| State | First-year cost | Annual renewal | Franchise tax | Processing days | Publication required |
|---|---|---|---|---|---|
| Colorado | $75 | $25 | - | 1 days | - |
| Wyoming | $160 | $60 | - | 14 days | - |
| New Mexico | $50 | $0 | - | 14 days | - |
| Arizona | $50 | $0 | - | 14 days | Yes ($80) |
| Texas | $300 | $0 | - | 7 days | - |
Fees verified 2026-05-28 from each state's Secretary of State.
Frequently asked questions about Colorado LLCs
How much does it cost to form an LLC in Colorado in 2026?
Colorado charges $50 to file the Articles of Organization (online only). An ongoing annual report fee of $25 keeps the LLC in good standing. Verified 2026-05-28 from www.coloradosos.gov.
Does Colorado require an annual report?
Yes. Colorado requires a annual report at $25.
What is the processing time in Colorado?
Standard processing in Colorado takes about 1 business days. Expedited processing is available for an additional $50, reducing turnaround to about 1 business days.
Does Colorado have a publication requirement?
No. Colorado does not require LLC formation to be published in newspapers.
Get a personalized Colorado recommendation
Our AI reviews your situation and recommends the cheapest legal path, formation timing, registered-agent choice, S-corp threshold, and BOI deadline. It also compares any LLC formation service you've been considering against direct-with-state filing.
Open the AI advisorNot legal advice. Estimates based on publicly available data from each state's Secretary of State office. Consult a licensed attorney in your jurisdiction.