Backyard ADU Buildout & Rental Cash Flow Solver

Analyze prefab modular vs. stick-built ADUs, HELOC construction debt service, and monthly rental cash flow.

Buildout Costs & Rental Strategy

ADU Living Area (Square Feet)

Turnkey Buildout Cost ($ / Sq Ft - permits, foundation, utility hookups)

Rental Monetization Model

Expected Monthly Rent / Gross Revenue ($)

HELOC / Construction Loan Rate (%)

Loan Amortization Term (Years)

Total Turnkey All-In Buildout Cost

$185,250

Monthly Loan Payment (P&I)

$1,493 / mo

Net Monthly Cash Flow (Post-Debt Service & Insurance)

+$727 / mo ($8,724 / yr)

Estimated Property Value Increase

+$240,000 Immediate Equity