40003 Garage Apartment provides 540 square feet of heated living area, utilizing a 40-foot by 24-foot footprint to maximize site efficiency. This carriage house plan serves as a versatile ADU or rental income property, featuring a compact two-story configuration that separates utility from residential space.
The second floor contains 540 square feet of finished living space, including a private bedroom, a full bathroom, and a keeping room. With 8-foot ceiling heights throughout the upper level, the layout maintains a consistent vertical scale that optimizes floor area for a live-work setup or guest accommodations.
The ground level is dedicated to an expansive 864 square foot garage with a 3-car capacity. This space supports various applications, such as a workshop or storage area, making it a robust solution for homeowners requiring additional hobby space. The garage level features 8-foot ceiling heights, ensuring adequate clearance for vehicle housing or workspace equipment.
Architectural specifications include a 12:12 roof pitch that contributes to a 23-foot 1-inch maximum building height. This steep roof geometry provides a classic carriage house aesthetic while allowing for the efficient second-floor living arrangement. The structure is designed to integrate into existing properties with a modest 40-foot width requirement.
Key Features: 540 sq ft living area, 864 sq ft 3-car garage, 1 bedroom, 1 full bathroom, 1 kitchen, 12:12 roof pitch, 23-foot 1-inch maximum building height, 8-foot ceiling heights, carriage house design, ADU configuration.
Explore floor plans, available formats, and customization options for the 40003 Garage Apartment.




PDF (Single Build)
A complete set of working drawings delivered in digital PDF format. This option comes with a license to build ONE home and includes a copyright release for printing unlimited sets of plans and making modifications.
CAD + PDF (Single Build)
A complete set of working drawings delivered in digital DWG and PDF formats. AutoCAD files are used by design professionals to make significant modifications or engineering calculations to the plan. This option comes with a license to build ONE home and includes a copyright release for printing unlimited sets of plans and making modifications.
5 or 8 Prints (Single Build)
Five or eight printed sets of working drawings shipped to you. This option comes with a license to build ONE home.
5 Prints + PDF (Single Build)
Five printed sets of working drawings shipped to you, plus a digital version in PDF format. This option comes with a license to build ONE home and includes a copyright release for printing unlimited sets of plans and making modifications.
PDF (Multi Build)
A complete set of working drawings delivered in digital PDF format. This option comes with a license to build an UNLIMITED number of homes and includes a copyright release for printing unlimited sets of plans and making modifications. This option may not be available for all house plans, or may require a specific format to be purchased. Please call 770-831-6363 for more information.
CAD + PDF (Multi Build)
A complete set of working drawings delivered in digital DWG and PDF formats. AutoCAD files are used by design professionals to make significant modifications or engineering calculations to the plan. This option comes with a license to build an UNLIMITED number of homes and includes a copyright release for printing unlimited sets of plans and making modifications. This option may not be available for all house plans, or may require a specific format to be purchased. Please call 770-831-6363 for more information.
Choose a building foundation for your home. The foundation provides stability to a home's structure from the ground up.
Slab - This concrete foundation is reinforced with steel rods and suitable for flat ground.
Crawl Space - This foundation is raised off the ground with low walls resting on footings, providing space for wiring, plumbing, and storage.
Basement - This foundation is entirely or partially below ground and offers storage or living areas.
Walkout Basement - This foundation is typically suited for rear-sloping lots and provides storage or living areas. Walkout basements have doors that provide access to the outside.





40003 Garage Apartment provides 540 square feet of heated living area, utilizing a 40-foot by 24-foot footprint to maximize site efficiency. This carriage house plan serves as a versatile ADU or rental income property, featuring a compact two-story configuration that separates utility from residential space.
The second floor contains 540 square feet of finished living space, including a private bedroom, a full bathroom, and a keeping room. With 8-foot ceiling heights throughout the upper level, the layout maintains a consistent vertical scale that optimizes floor area for a live-work setup or guest accommodations.
The ground level is dedicated to an expansive 864 square foot garage with a 3-car capacity. This space supports various applications, such as a workshop or storage area, making it a robust solution for homeowners requiring additional hobby space. The garage level features 8-foot ceiling heights, ensuring adequate clearance for vehicle housing or workspace equipment.
Architectural specifications include a 12:12 roof pitch that contributes to a 23-foot 1-inch maximum building height. This steep roof geometry provides a classic carriage house aesthetic while allowing for the efficient second-floor living arrangement. The structure is designed to integrate into existing properties with a modest 40-foot width requirement.
Key Features: 540 sq ft living area, 864 sq ft 3-car garage, 1 bedroom, 1 full bathroom, 1 kitchen, 12:12 roof pitch, 23-foot 1-inch maximum building height, 8-foot ceiling heights, carriage house design, ADU configuration.
Explore floor plans, available formats, and customization options for the 40003 Garage Apartment.

