Building Permit Fees in Sioux City, IA (2026)

What common projects cost

Kitchen or bath remodel

$25,000 value, remodel 300 sq ft

$225.00

$225.00 building permit

Room addition

$75,000 value, addition 400 sq ft

$225.00

$225.00 building permit

New single-family home

$350,000 value, new single-family 2,400 sq ft

$700.00

$700.00 building permit

How Sioux City calculates your permit fee

The city charges a building permit fee using a flat $700.00. Electrical, plumbing and mechanical work gets its own permits.

The fee table

New single family

A flat $700.00.

Residential addition/remodel

A flat $225.00.

What counts as project value

Not used. Residential building permits are flat base fees by project type (20.04.110); commercial permits are priced by total new building area in square feet (20.04.111). Valuation is not used in the code schedule. (The registry's note that the FAQ describes a valuation-based fee could not be checked: the registry FAQ URL returns 404.)

Worked example: a $350,000 new home

Building permit fee: flat fee = $700.00
Total before trade permits: $700.00.

Fees people miss

Fee	Amount
Additional inspectionWhen: additional inspection required	$85.00 per inspection
Additional plan reviewWhen: additional plan review required	$85.00 per hour
ReinspectionWhen: reinspection due to deficiencies	$85.00 each
Work started before permitWhen: work started without a permit (non-emergency)	2x regular fee
New two family residence base permit feeWhen: two family residence	$1,000.00 each
New single family manufactured and modular base permit feeWhen: manufactured or modular home	$375.00 each

Trade permits are separate. Electrical: Included in the residential building permit fee for the listed permit types (separate trade permits issued at no additional charge). Plumbing: Included in the residential building permit fee for the listed permit types. Mechanical: Included in the residential building permit fee for the listed permit types.

How to apply

Gather your plans and your project's total value.
Submit to Inspections & Permit Services, Community Development Department.
Pay the permit and plan review fees when invoiced.
Questions: 712-224-5216 · 405 6th Street, Sioux City, IA 51102

Source record

Effective: 2020-09-21
Verified: 2026-11-05
Issuer: Inspections & Permit Services, Community Development Department
Valuation: Not used
Confidence: medium

What this page does not cover (4)

Residential schedule lists no base plan review fee (only additional plan review at $85/hour when required), yet mentions non-refundable plan review fees; whether a plan review fee applies to a typical house is not stated
Commercial (20.04.111) square-foot tables (e.g. Occupancy B 2000-4999 sf '$1,620+.81sf') not modelled; the code does not say whether the per-sf rate applies to total area or only area above the band start
Registry FAQ URL (sioux-city.org/government/frequently-asked-questions) returns 404; the registry note that fees are valuation-based conflicts with the code's flat residential fees and could not be checked
Code section effective 9/21/2020; no newer amendment found in the online code

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.

Report an error · How we verify fees

How Sioux City compares

A $25,000 remodel costs $225.00 in Sioux City: 41% below the national median of $380.00, and the lowest of 5 places we cover in Iowa (state median $285.00).

A $75,000 addition costs $225.00 in Sioux City: 73% below the national median of $820.58, and the lowest of 5 places we cover in Iowa (state median $584.00).

A $350,000 new home costs $700.00 in Sioux City: 76% below the national median of $2,918.63, and the 2nd lowest of 6 places we cover in Iowa (state median $1,670.00).

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

Sioux City permit fee FAQ

How much is a building permit in Sioux City, IA?

A $25,000 remodel: $225.00. A $75,000 addition: $225.00. A $350,000 new single-family: $700.00. These include every fee the schedule applies to that project; trade permits are separate.

How does Sioux City determine project value?

Not used. Residential building permits are flat base fees by project type (20.04.110); commercial permits are priced by total new building area in square feet (20.04.111). Valuation is not used in the code schedule. (The registry's note that the FAQ describes a valuation-based fee could not be checked: the registry FAQ URL returns 404.)

Are electrical, plumbing and mechanical permits included?

No. They are separate permits. Electrical: Included in the residential building permit fee for the listed permit types (separate trade permits issued at no additional charge). Plumbing: Included in the residential building permit fee for the listed permit types. Mechanical: Included in the residential building permit fee for the listed permit types.

When did these Sioux City fees take effect?

The schedule is effective Sep 21, 2020 (“Municipal Code 20.04.110, Effective on: 9/21/2020 (Ord. 2020-0699)”). We last checked it against the official source on Nov 5, 2026.