Additions and Remodels Cost in Katy, TX in 2026
Most Additions and Remodels projects in Katy, TX cost between $52,000 and $240,000. The typical price is $110,000.
Katy prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Katy, TX
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $130 |
| Mid-range | $280 |
| High-end | $595 |
Home addition and remodeling contractors in Katy, TX
Businesses listed on Google near Katy, TX. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Romo Remodeling
4.8(78 reviews)
2717 Commercial Center Blvd Ste E200, Katy, TX 77494
Reliable Brothers Remodeling & Construction
5.0(50 reviews)
2015 Autumn Fern Dr, Katy, TX 77450
Gladden Remodeling Bath & Kitchen LLC
5.0(38 reviews)
21435 Park Villa Dr, Katy, TX 77450
Mr Blue Home Remodeling LLC
4.9(38 reviews)
1430 Vander Wilt Ln, Katy, TX 77449
Cervantes Home Remodeling LLC.
5.0(28 reviews)
22607 Carter Moir Ln, Katy, TX 77449
Enrique Remodeling
5.0(24 reviews)
24647 Lakecrest Pine Trail, Katy, TX 77493