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LLC formation cost calculators + Iowa

3 Best LLC Services in Iowa (2026): Cost Calculator

Run for 2026, the LLC formation services in Iowa that come out best are Mainstay Filing ($199), Iowa Registered Agent.co ($199) and IA Registered Agent.org ($199), in that order. Inputs give three-year service totals of $397 to $597; the $50 that Iowa charges to file is the same in every calculation.
Calculated by the Formation Calc editorial team

Result order: Formula: 41% cost, 27% coverage, three lesser terms. Details

Results in brief

Government fee to file$50legis.iowa.gov {input read October 2026, shown in full}
Year-1 results$199Before government fees
What three years calculate to$397 to $597Opening input plus two more
State fees by year three$80Independent of the service
Break-evenNo crossoverStable for a decade

Iowa ranking

Results sit in value order, with inputs taken from company pages. The $50 state fee stays outside the service prices.
1

1. Mainstay Filing: best for one input covering formation and upkeep

Best result
Year-1 input$199
Input for year 2 on$199/yr
Result at year 3$597
Input $199, renewal $199, state fee separate

Mainstay Filing calculates best. Formation, registered agent and biennial report all fall inside $199 a year, renewing at $199.

Iowa Registered Agent.co is $200 lower at year three, but the 27% coverage term still ranks this one first.

Iowa bills $30 for the biennial report, and the service hands that on without markup.

Inputs covered

  • Formation paperwork, completed
  • Registered agent for the full year
  • Biennial report, filed when due
  • EIN application prepared
  • Government fee passed through unchanged

Adds up well

  • The EIN application is taken care of
  • $199 for the full package
  • Renewal stays at $199

Adds up badly

  • $100 more a year than Iowa Registered Agent.co after year one
2

2. Iowa Registered Agent.co: best for a basic start

One-state service
Year-1 input$199
Input for year 2 on$99/yr
Result at year 3$397
Input $199; later years $99

Iowa Registered Agent.co holds position 2 because $199 pays for formation and the agent adds $99 yearly afterward.

Set time aside for the biennial report; it is not covered.

Inputs covered

  • Formation paperwork, completed
  • Agent service for the first year

Adds up well

  • $199 to form
  • Agent included to start
  • $99 a year after that

Adds up badly

  • The biennial report lands on your desk
  • It bills $99 for the EIN application
3

3. IA Registered Agent.org: best for a small agent renewal

One-state service
Year-1 input$199
Input for year 2 on$99/yr
Result at year 3$397
Input $199; later years $99

IA Registered Agent.org holds position 3 because $199 pays for formation and the agent adds $99 yearly afterward.

Set time aside for the biennial report; it is not covered.

Input for input, it ties Iowa Registered Agent.co.

Inputs covered

  • Formation paperwork, completed
  • Agent service for the first year

Adds up well

  • $99 a year after that
  • $199 to form
  • Agent included to start

Adds up badly

  • The biennial report lands on your desk
  • It bills $99 for the EIN application

Totals at 1, 2, 3 and 5 years

RankServiceResult, year 1Result, year 2Result, year 3Result, year 5
1Mainstay Filing$199$398$597$995Open Mainstay FilingPartner link. We may earn money if you buy.
2Iowa Registered Agent.co$199$298$397$595Open Iowa Registered Agent.coPartner link. We may earn money if you buy.
3IA Registered Agent.org$199$298$397$595Open IA Registered Agent.orgPartner link. We may earn money if you buy.
Built from prices published November 13, 2026: year one, then one more renewal in each later column. The order of results holds for ten years.

The calculator

Given your years, the calculator adds the first-year price and each renewal for every service and counts the EIN application when ticked.
Running total over 3 years: Mainstay Filing $597, Iowa Registered Agent.co $397, IA Registered Agent.org $397. Lowest of the results: Iowa Registered Agent.co.

Iowa state fees (official)

InputAmountSource
Filing to form the LLC$50legis.iowa.gov {input read October 2026, shown in full}
Biennial report$30 every two yearshelp.sos.iowa.gov {input read October 2026, shown in full}
What the state collects by year 3$80Inputs added together
Three years of state charges mean one filing, two reports and any yearly minimum tax. Publication and similar costs are noted separately.

What settled the order

Mainstay Filing wins filing work in the price, worth 27%, with Iowa Registered Agent.co close behind.

Iowa Registered Agent.co calculates lower over three years, but you would file the biennial report yourself.

Put the EIN application into the formula and the totals cross in year 2, when Mainstay Filing passes Iowa Registered Agent.co.

How Iowa describes its LLC filing fee and filing requirements

The Iowa Secretary of State accepts the Certificate of Organization plus $50, as Iowa Code § 489.201 provides. Every LLC must name a registered agent with an in-state street address.

Cited at: legis.iowa.gov {input read October 2026, shown in full}

Without a service

$80 is the lowest this calculation goes, because it holds only state fees. The services above put $397 to $597 on top.

Questions

What do LLC formation services cost in Iowa?

Budget $199 plus $50 in state fees.

What do these services calculate to over three years?

$397 to $597 in service fees, with state fees on top.

How much does Iowa charge to file an LLC?

Iowa bills $50 for the Certificate of Organization.

What does Iowa charge each year after formation?

Biennial report input: $30 per two-year cycle, and the statute puts the deadline at April 1 of odd-numbered years.

Is the EIN application part of the price?

Mainstay Filing bundles it in, Iowa Registered Agent.co bills $99 more and IA Registered Agent.org bills $99 more.

When does one service pass another in total cost?

Not in ten years: the order of the running totals does not change.

Which LLC formation service calculates best in Iowa?

Result one is Mainstay Filing, then Iowa Registered Agent.co, then IA Registered Agent.org.

See also

Input sources

  1. Check Iowa Secretary of State, Business against help.sos.iowa.gov; entered August 2026.
  2. Check Iowa Secretary of State, Business against help.sos.iowa.gov; entered August 2026.
  3. Check Iowa report due date against legis.iowa.gov; entered August 2026.
  4. Check Iowa Code § 489.201 against legis.iowa.gov; entered August 2026.
  5. Check Iowa formation fee: Filing fee against legis.iowa.gov; entered October 2026.
  6. Check Iowa registered agent statute against legis.iowa.gov; entered October 2026.
  7. Iowa service page figure supplied by Mainstay Filing, November 13, 2026
  8. pricing page figure supplied by Iowa Registered Agent.co, November 13, 2026
  9. pricing page figure supplied by IA Registered Agent.org, November 13, 2026