Prefabricated, Modular, Granny Flats Kits

PMHI offers 8 prefabricated granny flat kits ranging from 600 sq ft to 1200 sq ft. Within the PMHI granny flats collection, we have multiple options with up to 2 bedrooms and 2 bathrooms. Pacific Modern Homes Inc. manufactures superior prefab flat houses with a modern aesthetic that meets the needs of both DIY home builders and general contractors. Explore our 1-story granny flat kits below and find the perfect plan for you.

The Maywood - Granny Flat

Total Liv.: 600 ft²
Bedrooms: 1
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Meadow View - Granny Flat

Total Liv.: 616 ft² (57 m²)
Bedrooms: 1
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Sonoma - Granny Flat

Total Liv.: 682 ft² (63 m²)
Bedrooms: 1
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Portola - Granny Flat

Total Liv.: 900 ft² (84 m²)
Bedrooms: 2
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Lake View - Granny Flat

Total Liv.: 972 ft² (90 m²)
Bedrooms: 1+ Den
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Camino - Granny Flat

Total Liv.: 994 ft² (92 m²)
Bedrooms: 1
Bathrooms: 1
Garage: N/A
Style: 1 Story

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Newport - Granny Flat

Total Liv.: 1,196 ft² (111 m²)
Bedrooms: 2
Bathrooms: 2
Garage: N/A
Style: 1 Story

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Bodega - Granny Flat

Total Liv.: 1,196 ft² (111 m²)
Bedrooms: 2
Bathrooms: 2
Garage: 2
Style: 1 Story

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What do you purchase when you buy PMHI prefab Granny Flats kits?

Pacific Modern Homes Inc. offers a complete granny flat building process, from design selection to installation. With over 50 years of experience, we provide prefab, modular, and manufactured home kits and connect you with trusted contractors.

Prefab Granny Flats made simple with PMHI services:

Pre-engineered plans for quicker construction.

Support documentation for your selected home kit that includes a panelized wall plan, roof truss layout, and computerized inventory.

Detailed construction cost estimates using our custom tools.

Panelized building kits supplied directly from the manufacturer.

We deliver and unload your home kit directly to your building site.

Pacific Modern Homes’ owner-builder financing program. A type of partnership with financial advisors that includes: fast, pre-qualified construction financing on approved credit, including land, home, and permits; and long-term mortgages of up to thirty years at competitive rates.

Pick PMHI as a general contractor or hire your contractor to assemble and complete your home package.

Support with obtaining necessary permits and guidance throughout the process.

Why Build your Granny Flat with PMHI Prefab Kits?

At PMHI, we aim to make building a granny flat as stress-free, straightforward, and cost-effective as possible.

With over 50 years of experience, PMHI is your trusted partner for prefab granny flats, offering expert guidance and reliable solutions.

Certain granny flats are designed with Transitional Home Environment (T.H.E.) for a granny flat that smoothly transitions with you as you grow older and provides many necessities, like accessible design and automated features, among many others.

PMHI ensures transparent pricing and expert cost planning for your PMHI prefab granny flat.

PMHI takes great pride in our work and prefab granny flat kits. We welcome all questions and are eager to assist with any customizations you desire.

FAQs

What is the average size of a prefab Granny Flat?

Looking at square footage, the average size of a prefab granny flat is 800-1000 sq ft.

What rooms do the granny flats include?

Our smaller prefab granny flat kits always include at least 1 bedroom, a kitchen, a living room, and a bathroom. Our bigger granny flats tend to include a dining room and up to 2 bathrooms and bedrooms.

What is the average cost of a 1-story prefab Granny Flat kit?

The cost of a prefabricated granny flat home kit is ranging anywhere between $25,000 to $75,000.

How do I know which Granny Flats are designed with T.H.E.?

An easy way to identify if a home kit is designed with T.H.E. (Transitional Home Environment) in mind is to check for step-less entries and wider hallways/doorways. If the granny flat you’ve been eyeing doesn’t fit the bill, PMHI can always help by customizing it to your needs, whether you'd like the flat to include T.H.E. or other features.