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Answers (1)

- ProfessorBaron
- Contributions:303
Could be all over he map depending on lots of factors like quality of materials, load bearing walls, exterior openings, finishes, lot slope, etc.. You need to get drawings done and bid it out. Drawings would run several thousand dollars. That being said probably at least $200 psf and maybe up to $400 psf. Plus permits, fees, etc based on city fees.

How much is a home addition in Orange County? Say 1 bathroom, 2 bedrooms, ground level-total 300sqft
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