Garage Conversion to an ADU
Garage Conversion to an ADU
A garage conversion ADU transforms an existing garage into a fully functional living unit while maintaining the original building footprint. This approach is one of the most efficient and cost-effective ways to create an accessory dwelling unit, especially on properties with limited yard space.
By repurposing existing square footage, a garage conversion ADU allows homeowners to add livable space without ground-up construction.


[01 Definition]
What is a Garage Conversion ADU?
What is a Garage
Conversion ADU?
What is a Garage Conversion ADU?
A garage conversion ADU is created by converting an existing attached or detached garage into a self-contained residential unit. The structure remains in place while the interior is upgraded to meet residential building codes.
This option typically involves insulation upgrades, new windows and doors, plumbing installation, electrical work, and full interior build-out.
Long or Short Term Rental Units
Garage conversion ADUs are frequently used as long-term rentals, providing income potential without expanding the building footprint.
Long or Short Term Rental Units
Garage conversion ADUs are frequently used as long-term rentals, providing income potential without expanding the building footprint.
Long or Short Term Rental Units
Garage conversion ADUs are frequently used as long-term rentals, providing income potential without expanding the building footprint.
Housing for Family Members or Caregivers
Converted garages offer a private, comfortable living option for extended family members or caregivers while remaining close to the main home.
Housing for Family Members or Caregivers
Converted garages offer a private, comfortable living option for extended family members or caregivers while remaining close to the main home.
Housing for Family Members or Caregivers
Converted garages offer a private, comfortable living option for extended family members or caregivers while remaining close to the main home.
Expanded Living Space
A garage ADU can function as a guest suite or secondary residence with full amenities.
Expanded Living Space
A garage ADU can function as a guest suite or secondary residence with full amenities.
Expanded Living Space
A garage ADU can function as a guest suite or secondary residence with full amenities.
Flexible Work From Home Spaces
Layouts may accommodate home offices, studios, or flexible-use living areas depending on design and zoning requirements.
Flexible Work From Home Spaces
Layouts may accommodate home offices, studios, or flexible-use living areas depending on design and zoning requirements.
Flexible Work From Home Spaces
Layouts may accommodate home offices, studios, or flexible-use living areas depending on design and zoning requirements.
[02 Benefits]
Benefits of an Attached ADU
Benefits of an Attached ADU
Because the structure already exists, garage conversions typically cost less than detached or attached ADUs.
Lower Construction Costs
Because the structure already exists, garage conversions typically cost less than detached or attached ADUs.
Lower Construction Costs
Because the structure already exists, garage conversions typically cost less than detached or attached ADUs.
Lower Construction Costs
With no foundation or framing required, construction timelines are often shorter compared to new-build ADUs.
Faster Project Timelines
With no foundation or framing required, construction timelines are often shorter compared to new-build ADUs.
Faster Project Timelines
With no foundation or framing required, construction timelines are often shorter compared to new-build ADUs.
Faster Project Timelines
Garage conversions reduce yard impact and neighborhood disruption by utilizing existing square footage.
Minimal Site Disruption
Garage conversions reduce yard impact and neighborhood disruption by utilizing existing square footage.
Minimal Site Disruption
Garage conversions reduce yard impact and neighborhood disruption by utilizing existing square footage.
Minimal Site Disruption
Many jurisdictions offer simplified approval processes for garage conversions under state ADU regulations.
Streamlined Permitting
Many jurisdictions offer simplified approval processes for garage conversions under state ADU regulations.
Streamlined Permitting
Many jurisdictions offer simplified approval processes for garage conversions under state ADU regulations.
Streamlined Permitting
[03 ADU Options]
Garage Conversion ADU
Sizes and Layout Options
Detached ADU Sizes
and Layout Options
Garage Conversion ADU Sizes and Layout Options
Layout feasibility depends on existing garage dimensions, ceiling height, and structural conditions. Designs focus on efficient space planning and code compliance.
[04 Our Work]
Portfolio
Portfolio
[05 Workflow]
No guesswork, just a clear path from ideas → results.
01
Discovery
Zoning, setbacks, lot coverage, and existing structure conditions are evaluated to confirm ADU eligibility and optimal placement.
01
Discovery
Zoning, setbacks, lot coverage, and existing structure conditions are evaluated to confirm ADU eligibility and optimal placement.
01
Discovery
Zoning, setbacks, lot coverage, and existing structure conditions are evaluated to confirm ADU eligibility and optimal placement.
02
Permitting
We navigate the city planning department for you, handling all revisions and paperwork until permits are issued.
02
Permitting
We navigate the city planning department for you, handling all revisions and paperwork until permits are issued.
02
Permitting
We navigate the city planning department for you, handling all revisions and paperwork until permits are issued.
03
Construction
If you choose our build service, our licensed crews break ground immediately. If not, we hand you the approved plans to start.
03
Construction
If you choose our build service, our licensed crews break ground immediately. If not, we hand you the approved plans to start.
03
Construction
If you choose our build service, our licensed crews break ground immediately. If not, we hand you the approved plans to start.
04
Finalization
We ensure everything meets code and hand you the keys to your new rental unit, guest house, or office.
04
Finalization
We ensure everything meets code and hand you the keys to your new rental unit, guest house, or office.
04
Finalization
We ensure everything meets code and hand you the keys to your new rental unit, guest house, or office.
[06 FAQ]
Smarter decisions start with clear answers.
Smart decisions start with clear answers.
What is a garage conversion ADU?
A garage conversion ADU is created by converting an existing attached or detached garage into a self-contained residential unit with its own kitchen, bathroom, and living space.
What is a garage conversion ADU?
A garage conversion ADU is created by converting an existing attached or detached garage into a self-contained residential unit with its own kitchen, bathroom, and living space.
What is a garage conversion ADU?
A garage conversion ADU is created by converting an existing attached or detached garage into a self-contained residential unit with its own kitchen, bathroom, and living space.
Do I need to build a new foundation for a garage conversion ADU?
In most cases, no. Garage conversions typically use the existing foundation and structure, although upgrades may be required to meet current building codes.
Do I need to build a new foundation for a garage conversion ADU?
In most cases, no. Garage conversions typically use the existing foundation and structure, although upgrades may be required to meet current building codes.
Do I need to build a new foundation for a garage conversion ADU?
In most cases, no. Garage conversions typically use the existing foundation and structure, although upgrades may be required to meet current building codes.
Is a garage conversion ADU more affordable than building a new ADU?
Yes. Garage conversions are generally more cost-effective than detached or attached ADUs because the structure already exists, reducing construction time and materials.
Is a garage conversion ADU more affordable than building a new ADU?
Yes. Garage conversions are generally more cost-effective than detached or attached ADUs because the structure already exists, reducing construction time and materials.
Is a garage conversion ADU more affordable than building a new ADU?
Yes. Garage conversions are generally more cost-effective than detached or attached ADUs because the structure already exists, reducing construction time and materials.
How long does a garage conversion ADU take to complete?
Garage conversion projects usually have shorter timelines than new-construction ADUs since foundation and framing work is minimal. Actual duration depends on design complexity and permitting.
How long does a garage conversion ADU take to complete?
Garage conversion projects usually have shorter timelines than new-construction ADUs since foundation and framing work is minimal. Actual duration depends on design complexity and permitting.
How long does a garage conversion ADU take to complete?
Garage conversion projects usually have shorter timelines than new-construction ADUs since foundation and framing work is minimal. Actual duration depends on design complexity and permitting.
Can any garage be converted into an ADU?
Not all garages qualify. Feasibility depends on zoning regulations, garage dimensions, ceiling height, structural condition, and access to utilities.
Can any garage be converted into an ADU?
Not all garages qualify. Feasibility depends on zoning regulations, garage dimensions, ceiling height, structural condition, and access to utilities.
Can any garage be converted into an ADU?
Not all garages qualify. Feasibility depends on zoning regulations, garage dimensions, ceiling height, structural condition, and access to utilities.
Will converting my garage affect parking requirements?
In many jurisdictions, replacement parking is not required when converting a garage to an ADU. Parking rules vary by location and are reviewed during the planning phase.
Will converting my garage affect parking requirements?
In many jurisdictions, replacement parking is not required when converting a garage to an ADU. Parking rules vary by location and are reviewed during the planning phase.
Will converting my garage affect parking requirements?
In many jurisdictions, replacement parking is not required when converting a garage to an ADU. Parking rules vary by location and are reviewed during the planning phase.
Does a garage conversion ADU need new utilities?
Garage conversions typically require new plumbing, electrical upgrades, and HVAC systems. Existing utility proximity often helps reduce installation complexity.
Does a garage conversion ADU need new utilities?
Garage conversions typically require new plumbing, electrical upgrades, and HVAC systems. Existing utility proximity often helps reduce installation complexity.
Does a garage conversion ADU need new utilities?
Garage conversions typically require new plumbing, electrical upgrades, and HVAC systems. Existing utility proximity often helps reduce installation complexity.
Can a garage conversion ADU be rented out?
Yes, garage conversion ADUs are commonly used as long-term rental units. Short-term rental use may be limited by local regulations.
Can a garage conversion ADU be rented out?
Yes, garage conversion ADUs are commonly used as long-term rental units. Short-term rental use may be limited by local regulations.
Can a garage conversion ADU be rented out?
Yes, garage conversion ADUs are commonly used as long-term rental units. Short-term rental use may be limited by local regulations.
Is fire separation required for a garage conversion ADU?
Yes. Converted garages must meet fire-resistance, sound separation, and energy-efficiency requirements to comply with residential building codes.
Is fire separation required for a garage conversion ADU?
Yes. Converted garages must meet fire-resistance, sound separation, and energy-efficiency requirements to comply with residential building codes.
Is fire separation required for a garage conversion ADU?
Yes. Converted garages must meet fire-resistance, sound separation, and energy-efficiency requirements to comply with residential building codes.
Is a garage conversion ADU right for my property?
Garage conversions are often ideal when an existing garage is underutilized, yard space is limited, and budget or timeline efficiency is a priority. A site-specific evaluation confirms eligibility.
Is a garage conversion ADU right for my property?
Garage conversions are often ideal when an existing garage is underutilized, yard space is limited, and budget or timeline efficiency is a priority. A site-specific evaluation confirms eligibility.
Is a garage conversion ADU right for my property?
Garage conversions are often ideal when an existing garage is underutilized, yard space is limited, and budget or timeline efficiency is a priority. A site-specific evaluation confirms eligibility.
[07 Blog]
Stories, strategies, and creative perspectives from the team.
Stories, strategies, and creative perspectives from the team.
Stories and strategies from the team.
Your property deserves better.
Let’s build it right.
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Your property deserves better.
Let’s build it right.
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Your property deserves better.
Let’s build it right.
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