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Since ADUs can be created in many different shapes and styles, they’re able to fit discreetly into all sorts of communities, including suburban subdivisions, row-house streets (either with or without backalleys), walkable town or urban neighborhoods — and, of course, large lots and rural regions.

Follow the links below to learn about a variety of ADU types.
1. Attached ADU Addition
2. Garage Apartment ADU
3. Basement ADU
4. Internal ADU (Main Level)
5. Internal ADU (Lower Level)
6. Detached ADU (One-Story)
7. Detached ADU (Two-Story)
8. Detached Bedroom — and "Tiny Houses"
MORE ABOUT ACCESSORY DWELLING UNITS
Visit AARP.org/ADU for links to more articles and to order AARP's free publications about accessory dwelling units.
