How Much Does Bathroom Addition Cost in Delaware?
Delaware pricing is near the national average. Updated for 2026.
Bathroom Addition Pricing in Delaware
In Delaware, the average cost for bathroom addition is $31,500 per bathroom, which is 5% higher than the national average of $30,000. Most Delaware residents pay between $15,750 and $52,500.
Delaware has costs that track closely with the national average, though prices can still vary between urban and rural areas within the state.
Adding a new bathroom to your home involves plumbing, electrical, framing, flooring, fixtures, and finishing. A half bath is significantly cheaper than a full bathroom with shower/tub.
Delaware vs National Average
What Affects Bathroom Addition Cost in Delaware?
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
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💡 Tips to Save on Bathroom Addition in Delaware
- 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 Delaware Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $26,756 | — |
| 2021 | $27,880 | +4.2% |
| 2022 | $29,692 | +6.5% |
| 2023 | $30,523 | +2.8% |
| 2024 | $31,500 | +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 Delaware
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.
Bathroom Addition Cost in Other States
Related Cost Guides for Delaware
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