California Casita – One Bedroom Cottage Home Plans

From $675.00

Embrace the warmth of Southwestern living with the California Casita. This masterfully designed one-bedroom cottage is the ideal blend of desert-inspired beauty and 21st-century engineering. Beyond its graceful arched entry and open-concept interior, each home is built using the RSG 3-D building system—providing you with a near-indestructible shell that is fire-resistant, exceptionally quiet, and remarkably energy-efficient.

Configuraton
  • Floor Area- 542 s.f.
  • Beds/Baths – 1/1
  • Width – 27′-8″
  • Depth – 24′-5″
  • Front Porch – 78 s.f.
  • Parking – None
Features
  • Spacious Front Porch
  • Open Plan Living Area
  • Vaulted Ceiling In Living Area
  • Built-in Utility Chases
  • Stackable Washer/Dryer Closet
  • Desk Niche In Bedroom

Order Our Free Small Home/ADU Project Assessment (no charge until January 15, 2026)

Questions? Call or email:
(415) 409-9243
info@zenharmonyhomes.com

Free Quote For Design Customization
Architect sitting at a drawing table working on a set of plans
1 × Design Customization - Adjust Our Design To Your Specs
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Free Quote For Permitting Services
Building technicians and planners working in a city office
1 × Permitting Services - Avalliable Only In S.F. Bay Area
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Free Quote For RSG 3D Building Panel Kit (incl. delivery)
RSG3D Building panels being delivered to a building site.
1 × RSG3D Building Panel Kit - Delivered To Your Job Site
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Drawing Print
Architecture concept with drawing compass on blueprints.
1 × Drawing Prints - Full Size 24"x36" Prints Delivered To You
$75.00
CAD File
Architecture concept with drawing compass on blueprints.
1 × CAD Files (.dwg) - Full Set Of Editable CAD Files
$450.00

Description

California Casita One Bedroom Cottage Home Construction Drawing Set

Each Drawing Set for all of our models will include the following sheets:

  • Cover Sheet – Cover Sheets contain a rendering of the plan model, the sheet index and other miscellaneous notes. It will all have blank space for local notes as required.
  • Structural Drawings – Structural Drawings include the Foundation Plan & the RSG3D Panel Plan with engineering details and calculations.
  • Floor Plans – Floor Plans offer a plan view of the design with the names and dimensions of all the room. It also shows the location of equipment and fixtures.
  • Exterior Elevations – Exterior Elevations are technical two dimensional drawings showing each side of the building. Exterior finish information and height is included here.
  • Sections – Sections are drawings depicting a slice through the building. They are very useful in showing detailed construction information
  • Enlarged Plans – Spaces like Kitchens and Bathrooms need additional information that is best provided at a larger scale.
  • Details – Details are smaller drawings in a larger scale, typically showing waterpoofing methods and miscellaneous construction requirements.
  • Schedules – Our drawing set includes plumbing fixture schedules, lighting fixture schedules, equipment schedules, cabinet schedules and countertop schedules. They are typically left generic to allow for future finish choices, while still providing the information required by the local building department.
  • Electrical Plan – This plan will include the location of all electrical devices, including the lights, switches, outlets, smoke detectors and panels.

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