Build Blueprint
30' x 42' Modern A-Frame Cabin Architectural Plans
30' x 42' Modern A-Frame Cabin Architectural Plans
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30' x 42' Modern A-Frame Cabin Architectural Plans
The 30' x 42' Modern A-Frame is the largest A-frame in our catalog — 1,650 square feet with three bedrooms, two bathrooms, and a loft that rises nearly 29 feet to the peak. This is a serious full-time residence or high-capacity vacation rental disguised in an A-frame silhouette, and it delivers on both fronts.
The generous footprint allows for a layout that genuinely functions as a family home: two bathrooms, three separated sleeping areas, a full kitchen, and a loft that adds flexible overflow space. The 29-foot peak creates a dramatic main living space unlike anything a conventional home can offer. The concrete pier foundation adapts to challenging terrain without heavy site work.
Plan Specifications
- Footprint: 30' W x 42' L
- Height: 29'-0"
- Floor Area: 1,650 SF + loft
- Bedrooms: 3 + loft
- Bathrooms: 2
- Foundation: Concrete piers
- Roof Load: 95 PSF
- Ceiling Height: 8'-0" main floor to vaulted peak
- Est. Materials Cost: From $80,000
What's Included
Complete permit-ready plan set including: floor plan, loft plan, foundation plan, roof framing plan, all four exterior elevations, wall sections, structural details, window and door schedule, and a full materials list. Ready for building permit submission in most US jurisdictions.
Available Plan Options
- Complete PDF Plan — Full plan set as a print-ready PDF. Instant download.
- PDF + CAD Files — Includes editable DWG CAD files compatible with AutoCAD, Illustrator, and TurboCAD.
Who This Plan Is For
Built for buyers who want the A-frame look without sacrificing space. Three bedrooms and two bathrooms make this viable as a permanent mountain or lakefront residence. For short-term rental investors, the dramatic interior and loft sleeping configuration drives strong guest reviews and premium nightly rates. The 95 PSF roof load rating handles heavy snowfall across mountain and northern regions.
Instant Download
Your complete plan set downloads immediately after purchase. No waiting, no shipping.
Instant Digital Download
Instant Digital Download
You will receive the download link to the full plan immediately after your purchase. Link never expires so you will always have access to download if needed.
Drawing Scale
Drawing Scale
All of our plans are drawn to standard scale (i.e. 1/4" = 1") as per most building and permit requirements.

Complete Plan Set
All plans include: materials list, floor plan, elevations, sections, foundation and roofing plan, electrical plan, plumbing fixture locations, construction details, door and window schedule, and more.