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.
Model reviewed August 2026
Tub to Shower Conversion cost in Illinois
$4,000 – $18,100
Most Illinois homeowners pay around $8,100, or $3,950–$18,050 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 | $4,000 |
|---|---|
| Typical project | $8,100 |
| Premium / complex | $18,100 |
| per conversion | $3,950 – $18,050 |
| Permit fees | $100 – $350 |
| vs national baseline | +13% |
| 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
Tub to Shower pricing by city
Permit difficulty by city
Hometriva Permit Complexity Index: review load, added discipline reviews, wind and flood overlays, and how each jurisdiction sets fees.
| City | Complexity | Review time | Inspections |
|---|---|---|---|
| Chicago | 53/100 · Moderate | 4–17 days | 3 |
| Aurora | 62/100 · Complex | 5–19 days | 3 |
| Naperville | 62/100 · Complex | 5–19 days | 3 |
| Joliet | 62/100 · Complex | 5–19 days | 3 |
| Rockford | 62/100 · Complex | 5–19 days | 3 |
| Springfield | 62/100 · Complex | 5–19 days | 3 |
| Elgin | 62/100 · Complex | 5–19 days | 3 |
| Peoria | 62/100 · Complex | 5–19 days | 3 |
| Champaign | 62/100 · Complex | 5–19 days | 3 |
| Evanston | 62/100 · Complex | 5–19 days | 3 |
What Illinois homeowners reported paying
Invoice amounts submitted for this state, shown beside the model.
Rebates and incentives in Illinois
What is still claimable, what expired, and where to check your own utility territory.
Federally funded, state-administered rebates for heat pumps, panel and wiring upgrades, insulation and whole-home retrofits. Availability, income tiers and funding depend entirely on the state program and can pause when a state's allocation runs out.
U.S. DOE — Home Energy Rebates- DSIRE — every Illinois incentive by ZIPThe N.C. Clean Energy Technology Center database. The authoritative list of state, utility and local programs.
- ENERGY STAR rebate finderUtility and manufacturer rebates by ZIP code for HVAC, water heating and appliances.
- DOE Home Energy Rebates — Illinois statusShows whether the state's HEAR/HOMES program is open, waitlisted or not yet launched.
Frequently asked questions
How long does tub to shower conversion take?
3-7 days of work, 2-5 weeks including permitting. Permit review and inspection scheduling are usually the largest source of variation.
What changes the price the most?
The largest cost drivers are drain relocation from tub to shower position; tile versus acrylic shower base and walls; glass enclosure type.
Sources
Sources & verification
Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.