Starting a California home remodeling project is an exciting endeavor. However, it’s common to feel a bit overwhelmed in the beginning stages. From permits and building codes to the overall cost of the project, there are many details and factors to consider during the planning phase of a renovation. Fortunately, this guide can help ease your concerns and answer all your questions. We break down everything you need to know about home remodeling in California, including budgeting, permit requirements, renovation trends, and more!
What to Know Before Starting a Home Remodel
The first step to a successful home remodel is outlining your needs and goals. It’s important to understand why you’re investing in the remodel. You can then create a realistic budget and allocate funds accordingly. For example, if your goal is to increase your property value, you should consider a high ROI renovation, such as updating your kitchen or bathrooms. Choosing an experienced and reputable contractor, such as Top Home Builder Inc., is also vital to making sure your renovation stays within budget, is completed on time, and complies with local building and safety regulations.
California Building Codes and Permit Requirements
In California, there are permits and building code requirements for certain types of renovations. Failing to acquire proper permits or adhere to the California Building Standards Code could result in hefty fines and project delays. You should always check with your local building department for a complete list of regulations, as these can vary from one city to another. California-wide permit requirements are as follows:

Top Home Remodeling Trends
The California home trends in 2025 include smart home technology integration, sustainability, modern and natural designs, and spa-inspired bathrooms. You can explore each trend in more detail here:
- Smart Home Technology: Smart home technology can be integrated throughout the entire house and accessed through your electronic devices. Current trends include smart home kitchen appliances, lights, thermostats, and security systems.
- Sustainability: Energy-efficient appliances and fixtures, eco-friendly materials, and solar panels are just a few of the top sustainable features for California homes. People are opting for bamboo flooring, low-VOC paints, LED lighting, and recycled furniture and accent pieces.
- Modern & Natural Designs: One of the top 2025 design trends in California is the combination of modern and natural styles. Natural elements, such as wood and neutral tones, are blended with modern elements, such as open concept layouts and geometric shapes.
- Spa-Inspired Bathrooms: Spa-inspired bathrooms have a sense of understated luxury. They include modern fixtures and features, such as open showers with rainfall showerheads and built-in saunas. Other key elements include natural materials, neutral colors, greenery, and soft textures.
Average Home Remodeling Costs in California
California home remodeling costs vary depending on the type of renovation, the size and complexity of the project, as well as the materials and finishes used. For a better picture of what your renovation might cost, explore the following chart of average California home remodeling costs:
Type of Remodel | Average Total Cost | Average Cost Per Square Foot |
---|---|---|
Complete Gut | $100,000 to $200,000+ | $60 to $150/sq ft |
Full Home | $20,000 to $100,000+ | $15 to $60/sq ft |
Kitchen | $10,000 to $50,000 | $100 to $250/sq ft |
Bathroom | $5,000 to $25,000 | $100 to $250/sq ft |
Energy-Efficient and Smart Home Upgrades
Energy-efficient upgrades and smart home technology integration can help you save on monthly utility bills and lower your carbon footprint. These upgrades can include smart home thermostats and lights, LED light bulbs, energy-efficient toilets and showers, as well as the use of eco-friendly and recycled or materials.
In California, the Title 24 Building Energy Efficiency Standards outline specific energy efficiency requirements for new construction and renovations. This may apply to you if you plan on replacing your windows and doors, HVAC system, or insulation in the walls, floors, or ceiling.
Kitchen Remodeling in California
Kitchen remodels are a worthwhile investment as they improve the functionality of your home, its aesthetic appeal, and the value of your property. Read on for tips n planning and designing your California kitchen renovation.
Planning Your Kitchen Layout and Functionality
The key to optimizing functionality and efficiency in the kitchen is to establish a work triangle design. This design positions your cooktop, fridge, and sink within steps of each in a triangular layout, creating easy and smooth transitions from one station to the next. You can incorporate work triangles into any layout, including U-shaped, L-shaped, galley, and peninsula kitchens. Explore our kitchen remodeling portfolio for real examples.
Additional tips for increased functionality include:
- Multipurpose islands
- Hidden storage
- Vertical storage
- Wall shelves and hooks
- Pot racks
Popular Kitchen Design Styles in California
There are a variety of popular California kitchen designs you may consider that can be combined with your personal style and preferences. Here are some of the most popular 2025 kitchen trends:
- Curved countertops
- Banquette seating breakfast nooks
- Natural stone materials
- Wall pot hangers
- Double islands
- Plaster range hoods
- Coastal styles
- Sage, blush pink, forest green, or rust orange accents
Choosing Cabinets, Countertops, and Flooring
Your kitchen cabinets, countertops, and flooring are three of the most important elements in your kitchen, as they make up the majority of your design and account for up to 75% of your overall costs. The following are some tips for selecting cabinets, flooring, and countertops:
- Choose three colors with a mix of complementary and contrasting colors.
- Select a countertop and then match the flooring and cabinetry to the pattern or colors.
- Separate matching cabinetry and countertops with a contrasting backsplash.
Kitchen Remodel Pricing and Budget Tips
The cost of your kitchen remodel will depend on the size of your kitchen, the extent of the renovations, and the materials, fixtures, and finishes you choose. The following chart includes the average price range for minor to full kitchen remodel:
Project Scope | Average Cost |
---|---|
Minor Renovations | $10,000 to $20,000 |
Major Remodel | $20,000 to $65,000 |
Complete Gut | $65,000 to $130,000+ |
There are a few ways to reduce expenses during a kitchen reno without compromising its quality or your desired style. Here’s a collection of tips:
- Reface or Refinish Cabinets: Consider refinishing or refacing the cabinet doors rather than removing them and installing new.
- Keep Your Existing Layout: Relocating, replacing, or rerouting plumbing and electrical systems can be expensive.
- Update Hardware & Fixtures: Updating your cabinet and drawer handles, cabinet hinges, and light fixtures are cost-effective way to improve the look and functionality of your kitchen.
Permit Requirements for Kitchen Remodels
In California, you need a permit if your kitchen remodel involves layout or structural changes, electrical or plumbing work, and window or door installations. Minor renovations such as painting, updating cabinet hardware, installing backsplashes, and refacing cabinetry do not require permits.
Bathroom Remodeling in California
Bathroom remodels offer one of the best returns on investment. From tub-to-shower conversions to updating finishes, there are numerous ways to boost the comfort, flow, and appeal of your bathroom. Below you’ll find everything you need to know to plan and execute a California bathroom remodel flawlessly.

Planning a Bathroom Remodel Step-by-Step
Planning a bathroom renovation should be fun and exciting, not stressful and overwhelming. The following is a simple step-by-step guide to planning a bathroom remodel with ease:
Trending Bathroom Styles and Layouts
As part of the first step in your bathroom renovation planning process, explore the following California bathroom style and layout trends:
- Coastal style featuring soft shades of blue, white, sage green, and light tan.
- Built-in storage, including cabinets, baskets, wall niches, and shelving.
- Spa-like elements such as saunas, soaker tubs, rainfall showers with wall jets, and neutral color palettes.
- Vertical tiles as accent walls, backsplash, shower walls, and bathtub siding.
- Soothing accent colors on walls and in décor. Includes sage green, blush pink, taupe, and soft gray.
Choosing the Right Bathroom Materials
In addition to aesthetic appeal, bathroom materials also need to be durable as well as water and moisture-resistant. Here are some examples of suitable bathroom materials:
- Porcelain
- Natural stone
- Luxury vinyl tiles (LVT)
- Sheet vinyl
- Ceramic tiles
- Laminate, granite, or quartz countertops
California Bathroom Remodel Costs
The average cost of a California bathroom remodel is $120 to $275 per square foot. Costs are determined by many factors, including the contractor you choose, materials and finishes used, and bathroom size. Here is a chart with the average California bathroom reno costs:
Remodel Type | Average Total Cost |
---|---|
Powder Room | $2,500 to $10,000 |
Three-Piece & Four-Piece Bathrooms | $6,000 to $15,000 |
Ensuite | $10,000 to $30,000 |
Accessible and ADA-Compliant Bathroom Features
Accessible features make bathrooms more easily accessible for people with disabilities and visual or mobility impairments. Here is a list of the ADA-compliant accessibility features for California homes:
- Minimum doorway width of 36 inches
- Lever-style door, cabinet, and drawer handles
- Maximum sink height of 34 inches with knee clearance
- Non-slip flooring
- Grab bars near toilets, showers, and bathtubs
- Toilet seats with a minimum height of 17 inches and a maximum height of 19 inches
- Turning a space of 60 inches in diameter
Working with Contractors and Builders
Partnering with a qualified, licensed, and insured contractor that values and respects your renovation needs and desires makes all the difference during a remodel. Below is a collection and tips and advice to choosing and working with California contractors and builders.
How To Choose the Right Remodeling Contractor
Experience, licensing, and insurance coverage are the top details to look for when choosing a California home remodeling contractor. Here’s why:
- Experience: Years of hands-on experience are a huge advantage as contractors become better equipped to handle renovations of all types and complexities without error. Remaining a reputable contractor for multiple years is also a demonstration of the contractor’s success, trust, and reliability.
- Licenses: Licenses show that contractors have sufficient skills and knowledge. Licensing also holds contractors responsible for complying with building codes, permits requirements, and safety regulations.
- Insurance: Insurance coverage provides protection for you, your home, and the contractor in the event that an accident occurs.
What to Include in Your Remodeling Contract
If you’re embarking on your first home, kitchen, or bathroom remodel, you may be uncertain about what to include in your renovation contract. Here are the six most important details to include in your contract:
- Scope of the work
- Payment terms and schedule
- Warranty, insurance, and licensing information
- Construction timeline
- Indemnification clauses
- Dispute resolution agreements
Managing Timelines, Budgets, and Change Orders
In order to manage your budgets and timelines successfully, you must be realistic. Certain renovations will be more time-consuming or costly than others, and it’s important to acknowledge that during the planning stages. The following is a list of the average remodeling timelines:
- Full home remodels take an average of 4 to 6 months. However, larger or more complex projects could take up to a year.
- Kitchen remodels have an average timeline of 8 to 12 weeks but may take up to six months, depending on the project scope.
- The average timeframe for a bathroom remodel is 3 to 8 weeks.
In the event that changes are made to the original project plan, a formal change order can address them. Change orders are official documents that outline the costs and timeline changes associated with project deviations, such as substituted materials or additional construction.
California-Specific Remodeling Tips
In California, there are specific remodeling considerations to take into account. For example, making sure renovations are earthquake-ready, using climate-specific materials, and prioritizing energy efficiency. There are also region-specific considerations, such as labor expenses and material costs.
Regional Advice: Bay Area, SoCal, and Inland CA

Earthquake-Ready and Energy-Efficient Renovations
In California, earthquake-ready and energy-efficient renovations include seismic retrofitting, using seismic-resistant materials, upgrading insulation, and installing structural reinforcement. Additionally, you could install impact and fire rated windows and doors.
Get a Free Quote or Consultation Today
Top Home Builders serves cities throughout California, providing first-rate and efficient full home, kitchen, and bathroom remodels. Contact us today to get a free quote and learn more about our exceptional renovation services.