ADU Directory

500 sqft ADU Floor Plans

500 sqft ADUs offer a specific tradeoff between living space, cost, and lot impact. Browse 3 500 sqft designs available from verified builders.

The Backyard 500
The Backyard 500
from $150k
Popular 500 sqft 1BR layout
500 sqft1 BR1 BA
The Garage 500 1BR
The Garage 500 1BR
from $110k
1BR garage conversion
500 sqft1 BR1 BA
The Interior 500
The Interior 500
from $60k
Junior ADU within existing home
500 sqft1 BR1 BA