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Is Building an ADU a Good Investment in 2026? California Financial Analysis
A detached backyard home can generate a double-digit gross rental yield, yet still strain your monthly finances if unexpected site prep and holding costs catch you off guard. If you are questioning whether is building an adu a good investment 2026 data actually justifies, the bottom line is clear: long-term profitability hinges on execution strategy, not just optimistic rent estimates. With construction financing and HELOC rates sitting between 7.0% and 8.5%, carrying debt during permitting delays can quickly compress your net returns.
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