BuildingPermitCost

Building Permit Fees in St. Louis, MO (2026)

St. Louis prices building permits with a fee table based on project value, plus a $25.00 application fee, with a $19.00 minimum. Enter your project to see the exact math.

  • Official city schedule
  • Effective not stated
  • Verified Nov 4, 2026
Minimum fee
$19.00
Plan review
—
$75k addition
$775

Permit fee calculator

St. Louis schedule
Project type
Estimated permit fees $775.00
  1. 1. Building permit fee
    $30.00 for the first $3,000.00 + $10.00 × 72 per $1,000.00 over
    $750.00
  2. 2. Application fee
    fixed
    $25.00

Plan review fee not published; ask the permit office.

Fees are estimates based on the official schedule linked below. Confirm with the permit office before applying. Separate electrical, plumbing, mechanical, fire, impact, utility and school fees are usually not included unless they are listed. BuildingPermitCost is not a government permit office, and this is not legal advice.

What common projects cost

Kitchen or bath remodel
$25,000 value, remodel 300 sq ft
$275.00
$250.00 building permit + $25.00 application
Room addition
$75,000 value, addition 400 sq ft
$775.00
$750.00 building permit + $25.00 application
New single-family home
$350,000 value, new single-family 2,400 sq ft
$3,525.00
$3,500.00 building permit + $25.00 application

How St. Louis calculates your permit fee

The city charges a building permit fee using a fee table based on project value, plus a $25.00 application fee, with a $19.00 minimum.

The fee table

Project valueFee
$1 – $1,000$19.00
$1,001 – $2,000$23.00
$2,001 – $3,000$30.00
Over $3,000$30.00 for the first $3,000 + $10.00 per additional $1,000 or fraction

Plus an application fee of $25.00.

What counts as project value

Your contract or bid price. Fees are based on total estimated project (construction) cost as stated on the application; the page does not describe a valuation table or review of the estimate.

Worked example: a $350,000 new home

  1. Building permit fee: $30.00 for the first $3,000.00 + $10.00 × 347 per $1,000.00 over = $3,500.00
  2. Application fee: fixed = $25.00
  3. Total before trade permits: $3,525.00.

Fees people miss

No other fees are listed in the schedule we captured.

How to apply

  1. Gather your plans and your project's total value.
  2. Submit to City of St. Louis Building Division - Permit Section online through stlcitypermits.com.
  3. Pay the permit and plan review fees when invoiced.
  4. Questions: City Hall, Room 425, 1200 Market St, St. Louis, MO

How St. Louis compares

A $25,000 remodel costs $275.00 in St. Louis: 28% below the national median of $380.00.

A $75,000 addition costs $775.00 in St. Louis: 6% below the national median of $820.58.

A $350,000 new home costs $3,525.00 in St. Louis: 21% above the national median of $2,918.63.

Same standard projects everywhere, including plan review and required surcharges. All Missouri places · Compare side by side

St. Louis permit fee FAQ

How much is a building permit in St. Louis, MO?

A $25,000 remodel: $275.00. A $75,000 addition: $775.00. A $350,000 new single-family: $3,525.00. These include every fee the schedule applies to that project; trade permits are separate.

How does St. Louis determine project value?

Your contract or bid price. Fees are based on total estimated project (construction) cost as stated on the application; the page does not describe a valuation table or review of the estimate.

When did these St. Louis fees take effect?

The schedule does not state an effective date. We last checked it against the official source on Nov 4, 2026.