Tampa ADU cost in 2026 ranges from $60,000 to $285,000. Garage conversions run $60,000–$135,000, attached ADUs run $90,000–$180,000, and detached new builds run $150,000–$285,000, depending
New construction Tampa costs range from $150 to $500 or more per square foot in 2026. Production homes average $150–$200/sq ft, semi-custom runs $200–$300/sq ft,