Building Permit Fees in Joliet, IL (2026)

What common projects cost

Kitchen or bath remodel

$25,000 value, remodel 300 sq ft

$250.00

$250.00 building permit

Room addition

$75,000 value, addition 400 sq ft

$750.00

$750.00 building permit

New single-family home

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

n/a

No building-permit formula for this project type.

How Joliet calculates your permit fee

The city charges a building permit fee using $10.00 per $1,000 of project value (a flat $65.00 below $7,000.01), with a $65.00 minimum. Electrical, plumbing and mechanical work gets its own permits.

The fee table

$10.00 per $1,000 of project value (a flat $65.00 below $7,000.01), with a $65.00 minimum.

What counts as project value

Your contract or bid price. The estimated value of construction should include all labor and material costs (applicant-stated construction value).

Worked example: a $75,000 addition

Building permit fee: $75,000.00 ÷ 1,000 × $10.00 = $750.00
Total before trade permits: $750.00.

Fees people miss

Fee	Amount
Water connection feeWhen: new water connection	$4,250.00 minimum
Sewer connection feeWhen: new sewer connection	$3,250.00 minimum
Water meter 5/8 inchWhen: new water meter	$340.00 each
Water tap 1 inchWhen: new water tap	$300.00 each
Public sidewalkWhen: public sidewalk work	$19.00 each

Trade permits are separate. Electrical: Residential: based on square footage of residence, determined through review (no amounts published). Mechanical: HVAC: $50 base fee for estimated construction cost $5,000 and under; increases on a scale that is linked only as an internal network file (not readable). Plumbing: Based on scope of work; fees on the Plumbing Application. Since March 1, 2021 every plumbing permit also carries a building fee.

How to apply

Gather your plans and your project's total value.
Submit to Community Development - Building & Inspectional Services Division.
Pay the permit and plan review fees when invoiced.
Questions: 815-724-4000 · 150 W. Jefferson Street, Joliet, IL 60432

Source record

Effective: 2020-01-01
Verified: 2026-11-05
Issuer: Community Development - Building & Inspectional Services Division
Valuation: Your contract or bid price
Confidence: medium

What this page does not cover (6)

New single-family construction is not listed by name; the $65 minimum / $10 per $1,000 rule is the general building fee (Home Additions listed at $65*)
No plan review fee stated
Rounding of partial $1,000 not stated
Electrical (by square footage) and HVAC scale amounts not published (HVAC scale link points to an internal network file)
Page warns fees are liable to change and additional fees may apply
Orchestrator 2026-11-05: the schedule does not list new single-family homes; the general valuation formula is limited to additions and alterations until the city confirms new homes use it.

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 Joliet compares

A $25,000 remodel costs $250.00 in Joliet: 34% below the national median of $380.00, and the 5th lowest of 10 places we cover in Illinois (state median $250.00).

A $75,000 addition costs $750.00 in Joliet: 9% below the national median of $820.58, and the 4th highest of 9 places we cover in Illinois (state median $600.00).

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

Joliet permit fee FAQ

How much is a building permit in Joliet, IL?

A $25,000 remodel: $250.00. A $75,000 addition: $750.00. These include every fee the schedule applies to that project; trade permits are separate.

How does Joliet determine project value?

Your contract or bid price. The estimated value of construction should include all labor and material costs (applicant-stated construction value).

Are electrical, plumbing and mechanical permits included?

No. They are separate permits. Electrical: Residential: based on square footage of residence, determined through review (no amounts published). Mechanical: HVAC: $50 base fee for estimated construction cost $5,000 and under; increases on a scale that is linked only as an internal network file (not readable). Plumbing: Based on scope of work; fees on the Plumbing Application. Since March 1, 2021 every plumbing permit also carries a building fee.

When did these Joliet fees take effect?

The schedule is effective Jan 1, 2020 (“Fee amendments effective January 1, 2020 (ordinance passed December 3, 2019)”). We last checked it against the official source on Nov 5, 2026.