ADU Builds Cost $160K-$350K in 2026: Real Pricing
In 2026, ADU construction ranges from $160,000 to $350,000, averaging $240,000 for a detached unit at $420 per square foot. Key factors like size, materials, and location drive expenses, but planning with experts can yield 15% savings. Discover how smart choices boost ROI, property appreciation, and rental income.



















