Additions and Remodels Cost in Dayton, OH in 2026
Most Additions and Remodels projects in Dayton, OH cost between $53,000 and $245,000. The typical price is $115,000.
Labour and materials in Dayton run about 4% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Whether the addition needs its own foundation and roof tie-in
- Adding a bathroom or kitchen (plumbing and electrical runs)
- Structural work to the existing wall being opened up
- Local permit and inspection requirements
Usually included
- Framing, roofing and siding to match
- Electrical rough-in and finish
- Insulation, drywall and paint
- Flooring and trim
Usually extra
- Permits and architectural drawings
- Site work or tree removal
- High-end fixtures and appliances
Unit prices in Dayton, OH
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $135 |
| Mid-range | $290 |
| High-end | $615 |
Home addition and remodeling contractors in Dayton, OH
Businesses listed on Google near Dayton, OH. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Nick Rohler's Dayton Home Improvement
5.0(113 reviews)
595 Congress Park Dr, Dayton, OH 45459
Good Guy Home Improvements, LLC
5.0(96 reviews)
118 Westpark Rd, Centerville, OH 45459
Zengel Group Building & Remodeling
5.0(66 reviews)
85 Compark Rd, Dayton, OH 45459
Creative Homeworks Custom Building & Remodeling
4.6(69 reviews)
1336 Rose Bower Ave, Dayton, OH 45429
Golden Construction Solutions
4.9(52 reviews)
10028 Arn Dr, Dayton, OH 45458
Acorn Construction & Remodeling
4.8(53 reviews)
2850 Dryden Rd, Moraine, OH 45439