Illinois · Plumbing
Tub to Shower Conversion cost in Illinois
Statewide pricing, permit posture and inspection sequence for tub to shower conversion in Illinois. Your city or county issues the actual permit — use the local links below to confirm fees.
Verified August 2026
Tub to Shower Conversion cost in Illinois
$3,800 – $17,400
Most Illinois homeowners pay around $7,800, or $3,800–$17,450 per conversion. Permit fees typically add $100–$350.
Permit: Usually yes. Code adoption is local — local adoption of the irc; statewide plumbing and energy codes apply.
Cost breakdown
| Budget scope | $3,800 |
|---|---|
| Typical project | $7,800 |
| Premium / complex | $17,400 |
| per conversion | $3,800 – $17,450 |
| Permit fees | $100 – $350 |
| vs national baseline | +9% |
| Timeline | 3-7 days of work, 2-5 weeks including permitting |
What is different about tub to shower conversion in Illinois
Chicago runs its own building code and licensed-trade requirements distinct from the rest of Illinois, so city and suburban pricing diverge substantially.
Owner-builder: Homeowner permits allowed in most jurisdictions, restricted in Chicago. Tub to Shower Conversion generally requires a licensed contractor to pull the permit, even where owner-builder status is available.
Inspections
- Plumbing rough-in
- Shower pan water test
- Final inspection
What drives the price
- Drain relocation from tub to shower position
- Tile versus acrylic shower base and walls
- Glass enclosure type
- Accessibility features such as grab bars and a bench
- Subfloor or slab repair after demolition
Frequently asked questions
Do I need a permit to convert a tub to a shower?
Usually yes. Moving or replacing the drain and valve is regulated plumbing work, so most Florida building departments require a plumbing permit and a shower pan water test.
Sources
Sources & verification
Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.