9 Best Prefab Home Companies in California

California is a hub for innovative and sustainable prefab home building. With a variety of options available, potential homeowners can find the perfect prefab home to meet their needs and preferences. From compact tiny homes to spacious, luxurious models, California has something for everyone in the prefab housing market.

1. Hybrid Prefab Homes

Hybrid Prefab Homes sits in Santa Rosa, known for offering high-quality prefabricated homes. They have a reputation for constructing homes that blend traditional and modern building techniques, resulting in durable and stylish living spaces.

Their designs provide a range of customization options to suit various tastes and needs. Homebuyers can choose from different layouts and finishes, ensuring their home is uniquely theirs.

Hybrid Prefab Homes focuses on sustainability and energy efficiency, integrating eco-friendly materials and systems into their projects. This makes their homes not only beautiful but also environmentally responsible.

Rating: 4.5 (15 reviews)
Location: 4591 Sonoma Hwy, Santa Rosa, CA 95409
Contact: (707) 527-3838
Website: Visit Website

2. USModular, Inc.

USModular, Inc. stands out as a second-generation full-service general contracting firm. They specialize in building prefabricated homes, including accessory dwelling units (ADUs) and single-family manufactured homes. The company follows local building codes and HUD guidelines, making sure the homes are up to standard.

They offer a range of homes like granny flats, in-law suites, and casitas, ranging from 400 to 1,200 square feet. USModular also builds single-family manufactured homes that can be placed on private property or in a park, varying from 400 to 2,800 square feet.‍

Rating: 4.6 (30 reviews)
Location: 579 W County Line Rd, Calimesa, CA 92320
Contact: (888) 987-6638
Website: Visit Website

3. Ma Williams Manufactured Homes, Inc.

Ma Williams Manufactured Homes, Inc. has been in business for over 50 years. They are known for their personalized customer service and expertise. The staff is professional and goes above and beyond to meet customer needs. Their team members provide support during the entire process, from sales to construction and delivery.

The homes at Ma Williams are customizable and affordable. They offer a variety of floor plans and designs. Customers can choose from manufactured or modular homes, which can be custom-designed to fit their family's needs. The homes are built to high standards set by the US Department of Housing and Urban Development.

Ma Williams serves a wide range of areas in Southern California. They have satisfied customers in cities like Hemet, Murrieta, Temecula, and Riverside. Their staff is known for their helpfulness and knowledge about the product, making the home-buying process smooth and informative.

Rating: 4.3 (127 reviews)
Location: 35325 CA-74, Hemet, CA 92545
Contact: (951) 926-1581
Website: Visit Website

4. DIGZ Prefab & Modular Homes

DIGZ Prefab & Modular Homes offers custom home designs and off-the-shelf options like ADUs and tiny homes. They have a factory in Newman, California, 90 miles from Oakland. Their design-build concept focuses on high-end modular construction and controlled factory costs.

The firm boasts 31 years of experience in design-build and cost estimating. They handle all aspects from initial feasibility studies to permitting and on-site installation. This one-stop approach is convenient for clients looking for a streamlined process.

Rating: 4.4 (7 reviews)
Location: 27431 1C CA-33, Newman, CA 95360
Contact: (510) 871-3171
Website: Visit Website

5. Plant Prefab

Plant Prefab is known for its innovative approach to offsite construction. They specialize in creating custom panelized and modular components. This method helps in delivering housing and hospitality projects efficiently.

Their construction process is much quicker compared to traditional site-built methods. Plant Prefab focuses on high quality, efficiency, and sustainability. This makes them a leading choice in the prefab home market.

Their projects aim to save time and resources without compromising on the quality of construction. They also ensure that the homes they build are eco-friendly and meet industry standards.

Rating: 4.6 (19 reviews)
Location: 5805 Santa Elena Dr, Arvin, CA 93203
Contact: (909) 546-7444
Website: Visit Website

6. Venust Manufactured & Modular Homes

Venust Manufactured & Modular Homes stands out as a top choice for factory-built housing in Southern California and LA County. They focus on delivering a seamless home-buying experience with a team of skilled professionals dedicated to helping customers find their dream homes at competitive prices.

Offering various floor plans from top builders like Skyline Homes, Venust ensures sturdy and safe homes constructed with high-quality materials in a controlled factory environment. This eliminates delays due to weather and ensures fine attention to detail, resulting in durable and secure homes.

Venust also emphasizes affordability. The factory construction process reduces waste and labor costs, allowing them to offer homes at lower prices compared to site-built homes. Their expertise covers custom home ordering, delivery, and site preparation to make the experience as smooth as possible.

Rating: 5 (20 reviews)
Location: 106 S Grape St #9, Escondido, CA 92025
Contact: (800) 894-0141
Website: Visit Website

7. Sonoma Manufactured Homes

Sonoma Manufactured Homes offers high-quality, park-model prefabricated homes. Locally owned and operated in Sonoma County, this company has over 50 years of construction experience. Owner Stephen Marshall and his team handle the process from start to finish.

This company provides a wide variety of floor plans and options. Customers can also choose to design their own homes. Display models are available for viewing upon request.

For those looking to build in Sonoma County, Sonoma Manufactured Homes is a reliable choice. With a focus on high-end construction, they ensure top-notch quality and customer satisfaction.

Rating: 4.9 (9 reviews)
Location: 1840 Petaluma Blvd N, Petaluma, CA 94952
Contact: (707) 606-3010
Website: Visit Website

8. Factory Direct Homes

Factory Direct Homes showcases a wide variety of manufactured homes. They have the largest selection of these homes on display in Northern California. Thanks to innovations in modular and factory-built homes, they offer quality and style at budget-friendly prices.

The Chico store is open for guided tours every Sunday from 11 am to 4 pm. Visitors can explore 10 beautifully staged display homes, including the Shasta Cabin, and discuss custom design options and financing.

Factory Direct Homes has been serving Northern California, Oregon, and Nevada since 1983. They provide traditional financing and garage options, making it easy for customers to customize their homes to fit their lifestyle.

Rating: 4.1 (117 reviews)
Location: 13407 Garner Ln, Chico, CA 95973
Contact: (530) 895-5540
Website: Visit Website

9. Los Angeles Modular Home Builders

Los Angeles Modular Home Builders offers custom modular homes that are designed to reflect individual tastes. They focus on creating beautiful homes using modern modular construction. This method ensures high-quality builds with less waste and fewer delays compared to traditional methods.

Using off-site construction, materials are stored in a protected warehouse. This keeps them safe from moisture, mold, and termites. The factory controls every step of the construction process, reducing variability and ensuring consistent quality.

Modular homes are also strong and durable. They are built to withstand transportation from the factory to the home site and use advanced techniques for longevity. The company emphasizes energy efficiency, with well-sealed building envelopes and increased insulation.

Their modular homes can range from simple designs to elaborate floor plans. They offer a variety of options to fit different lifestyles. Many homes focus on functionality and energy efficiency while blending in with the surrounding environment.

Rating: 5.0 (3 reviews)
Location: 100 S Broadway, Los Angeles, CA 90012
Contact: (888) 987-6638
Website: Visit Website

How much does it cost to build a prefab home in California?

According to Rent a Backyard's proprietary data set, the cost of a prefab home in California is $247,250, and the average cost per square foot is $350. By comparison, the average California home value in 2024 was $619,240 according to Zillow.

We found that the least expense prefab home in California costs $77 per square foot, and the most expensive prefab home costs $940 per square foot. Prices can vary wildly based on the manufacturer, design, and materials used in your build.

However, our findings are only for the base prefab home model. It does not necessarily include the following expenses: 

• Transportation and delivery fees: The cost to deliver the manufactured building to your site
• Foundation preparation: The cost to level the ground you're building on and lay concrete
• Local permits and fee: Getting a permit to build in your city or municipality
• Assembly and installation: The cost to install flooring, cabinetry, fixtures, appliances, etc.
• Utility hook-up: Connecting your sewer, water, gas, electricity, and internet
• Land: The cost to buy land you'll put the prefab home on

The final expense will typically add an additional $30 - $60 per square footage when you consider transportation, foundation, permitting, assembly, and installation costs.

Editor's note: The models in Rent a Backyard's data set range from high-end, luxury homes to simple prefab kits.