

What is an ADU? Accessory Dwelling Unit Guide (2026)
Thinking about adding an Accessory Dwelling Unit (ADU) to your property? Learn what an ADU is, typical use cases, average costs, and how to start building one in this 2026 guide.
Read the latest mortgage news, tips, and insights from What's My Payment?


Thinking about adding an Accessory Dwelling Unit (ADU) to your property? Learn what an ADU is, typical use cases, average costs, and how to start building one in this 2026 guide.
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