How Much Does Bathroom Addition Cost in Knoxville, TN?
Knoxville pricing is 15% below the national average. Updated for 2026.
Based on local labor rates, varied climate conditions, and Knoxville's diversified economy.See our methodology
Bathroom Addition Pricing in Knoxville, TN
Knoxville is one of the more affordable markets for bathroom addition, with costs running about 15% below the national average. The city's diversified economy and balanced labor market create favorable conditions for competitive pricing. Getting multiple quotes from the 190K-population metro area is straightforward.
Local climate plays a direct role in bathroom addition costs here. Extreme heat drives heavy HVAC demand; severe storms create periodic repair surges.
Market-specific factors matter in Knoxville: no state income tax in many Southern states helps keep overall costs lower.
Knoxville has moderate permitting requirements. Depending on the scope of your bathroom addition project, you may need local permits. A licensed contractor will handle the permitting process as part of the job in most cases.
Knoxville vs National Average
What Affects Bathroom Addition Cost in Knoxville?
Type
Half bath: $10K-$25K. Full bath: $20K-$50K. Master suite: $35K-$75K
Plumbing
Near existing plumbing: saves $2K-$5K vs running new lines across the house
Knoxville Market Conditions
no state income tax in many Southern states helps keep overall costs lower
Local Climate Impact
extreme heat drives heavy HVAC demand; severe storms create periodic repair surges
📐 Bathroom Addition in Knoxville Cost Calculator
Get a personalized estimate based on your project details
Get Free Renovation Estimates
Connect with licensed contractors for your project.
Top-Rated Bathroom Addition Pros in Knoxville, TN
4 providersNextLevel Remodeling
✅ VERIFIEDDream Home Renovations
✅ VERIFIEDCreative Kitchen & Bath
Are You a Bathroom Addition Professional?
Get listed on CostWhale and reach thousands of customers searching for bathroom addition in Knoxville, TN.
🔍 Get Free Quotes from Local Pros
Compare prices from pre-screened contractors in your area. Free, no-obligation estimates.
* CostWhale may earn a commission. This doesn't affect our pricing data or recommendations.
Tips to Save on Bathroom Addition in Knoxville
- 1.A half bath costs 40-60% less than a full bath
- 2.Building near existing plumbing (above a basement bathroom) saves significantly
- 3.Standard fixtures from big box stores keep costs down
- 4.Consider converting a closet into a half bath for the simplest option
📈 Bathroom Addition in Knoxville Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $21,659 | — |
| 2021 | $22,569 | +4.2% |
| 2022 | $24,036 | +6.5% |
| 2023 | $24,709 | +2.8% |
| 2024 | $25,500 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Bathroom Addition in Knoxville
Recent Reports
Frequently Asked Questions
Does adding a bathroom increase home value?
Yes — adding a full bathroom can increase home value by 10-20%. A half bath adds 5-10%. One of the best ROI home improvements.
Why does bathroom addition cost different in Knoxville than other cities?
Knoxville's costs reflect local labor rates driven by the diversified economy, varied climate conditions that affect materials and scheduling, and moderate permitting requirements. The balanced labor market also influences competitive pricing.
Bathroom Addition Cost in Nearby Cities
Related Cost Guides for Knoxville
Popular Services in Knoxville
💰 Get Weekly Cost-Saving Tips
Join 10,000+ smart homeowners. Unsubscribe anytime.