Bathroom Remodel Contractor Antioch | Quartz Construction
Quartz Construction & Remodeling is a licensed bathroom remodel contractor serving Antioch, CA. Full bathroom renovations in Antioch cost $10,000–$55,000 depending on bathroom size, scope (cosmetic vs full gut), tile selection, fixtures, and whether plumbing is relocated. We specialize in walk-in shower conversions, tub-to-shower remodels, master bath renovations, and full gut-and-rebuild projects. All work is permitted, inspected, and backed by our 5-year workmanship warranty.
Bathroom Remodel Costs in Antioch (2025)
Industry Resources & Standards:
| Project Type | Cost Range | Scope |
|---|---|---|
| Powder Room Remodel | $5,000–$15,000 | Vanity, toilet, tile floor, lighting, paint |
| Cosmetic Bathroom Refresh | $8,000–$18,000 | New fixtures in place, vanity, faucet, accessories |
| Walk-In Shower Conversion | $12,000–$28,000 | Remove tub, frameless glass, tile, niche, bench |
| Mid-Range Full Remodel | $10,000–$35,000 | Full demo, tile floor/walls, tub or shower, vanity, toilet, exhaust fan |
| Master Bath Luxury | $40,000–$55,000 | All above + heated floors, freestanding tub, dual vanity, frameless glass |
Our Bathroom Remodel Services in Antioch
- Walk-in shower design and installation with frameless glass enclosures
- Tub-to-shower conversions — maximize space in smaller bathrooms
- Custom tile work: floor, shower walls, decorative accents
- Heated floor installation (Schluter DITRA-HEAT system)
- Vanity and cabinet installation — stock, semi-custom, and custom
- Freestanding bathtub installation and plumbing connection
- GFCI electrical upgrades, exhaust fan installation
- Waterproofing systems: Schluter KERDI, Laticrete Hydro Ban
- Antioch building permit applications and all inspections
Frequently Asked Questions — Bathroom Remodeling Antioch
How long does a bathroom remodel take in Antioch? A basic cosmetic refresh takes 1–2 weeks. A full master bath renovation takes 6–12 weeks including permit time. Antioch bathroom permits typically take 3–6 weeks for standard full-bath remodels. We’ll give you a specific timeline in your free estimate based on your exact project scope.
What tile do you recommend for Antioch bathroom remodels? For Bay Area homes, we recommend large-format porcelain tile (24×24 or 12×24) for floors — easy to clean and durable. For shower walls, subway tile (3×6 or 4×8) in a brick pattern is the most popular choice. For a luxury look, marble-look porcelain slabs or book-matched natural stone are popular in Antioch high-end remodels. All tile is installed with the proper waterproofing membrane underneath.
Do I need permits for a bathroom remodel in Antioch? Yes, permits are required when relocating plumbing, adding electrical circuits (GFCI outlets, exhaust fan, new lighting circuits), or making structural changes. Quartz Construction handles all permit applications with the Antioch Building Department — you don’t deal with the city directly. Unpermitted bathroom work must be disclosed when selling your home.
Schedule a free in-home bathroom consultation at your Antioch property. Call (408) 555-1234 or request a free estimate. CSLB #1003436 | $2M liability | Serving Antioch and all Bay Area cities.
What Our Clients Say
Join hundreds of happy Bay Area homeowners who trusted Quartz Construction & Remodeling for their projects.
Professional Resources & Regulations
- California Contractors State License Board (CSLB) — Verify contractor licenses
- City of San Jose Building Permits — Permit requirements & inspections
- ENERGY STAR — Energy-efficient materials & standards
Trusted by San Jose Homeowners
4.9/5.0 • 65+ Google Reviews
“Amazing kitchen remodel — on time, on budget. Highly recommend Quartz Construction!”
— Maria S., San Jose
“Professional, communicative, and the bathroom renovation exceeded expectations.”
— David L., Santa Clara
“Built our ADU from scratch — permits, foundation, everything handled seamlessly.”
— Jennifer T., Sunnyvale
Get Your Free Estimate
Licensed • CSLB#1003436 • Serving San Jose & Bay Area
Or call us directly: (650) 749-7436
