Tip: click a room, window, or door to see what governs it.
About this plan
A 498-square-foot contemporary one-bedroom with 9.5-foot living-room ceilings and a wall of south glass. Designed as a backyard ADU, guest house, or efficient first home.
Aspen
contemporaryA light-drenched one-bedroom — perfect ADU or studio retreat.
- Bedrooms
- 1
- Bathrooms
- 1
- Size
- 498 sqft
- Stories
- 1
Opens in the studio — refine it with the weight sliders.
Building-code check
All pass- ✓Emergency escape opening — minimum clear dimensions (IRC 2021 R310.2.1)
- ✓Natural light — minimum glazing ratio (IRC 2021 R303.1)
- ✓Habitable room — minimum ceiling height (IRC 2021 R305.1)
- ✓Habitable room — minimum floor area (IRC 2021 R304.1)
- ✓Habitable room — minimum horizontal dimension (IRC 2021 R304.2)
- ✓Natural ventilation — minimum openable ratio (IRC 2021 R303.1)
- ✓Hallway — minimum clear width (IRC 2021 R311.6)
- ✓Required egress door — minimum clear width (IRC 2021 R311.2)
- ✓Smoke alarm — required in each sleeping room (IRC 2021 R314)
- ✓Carbon monoxide alarm — required near sleeping areas (IRC 2021 R315)
We check the IRC fundamentals shown here. We do not check state/local amendments, structural engineering, or mechanical systems — your local professional handles those.
Livability check
No problems- !A door into Entry has only 1.4 ft to swing — tight for a 3.0 ft door. (Door swings don't collide)
- !A door into Entry has only 1.4 ft to swing — tight for a 2.7 ft door. (Door swings don't collide)
These are architect rules of thumb the building code doesn't cover — room reachability, proportion, daylight, and adjacency. Warnings are nudges, not failures. Sourced from A Pattern Language, NKBA, and practitioner conventions.
Estimated cost
$92,895
≈ $187/sqft, shell + finishes
A transparent takeoff from the plan's actual rooms and openings — not a regional per-sqft guess. Real bids vary with site, market, and finish level.