# ADU Home Resource > Free guides, tools, and a contractor directory for homeowners building accessory dwelling units (ADUs). ADU Home Resource (aduhomeresource.com) is a comprehensive resource for homeowners planning to build, finance, and rent accessory dwelling units. We cover state-specific ADU regulations, cost data, financing options, design guidance, and rental income analysis. ## Key Pages ### Guides - [How to Build an ADU](https://www.aduhomeresource.com/guides/how-to-build-an-adu): Step-by-step guide covering the full ADU build process from feasibility to move-in - [ADU Financing Options](https://www.aduhomeresource.com/guides/adu-financing-options): HELOCs, cash-out refinances, construction loans, and state programs - [ADU Rental Income](https://www.aduhomeresource.com/guides/adu-rental-income): Real rental income data by state and city, ROI frameworks - [ADU Design Ideas](https://www.aduhomeresource.com/guides/adu-design-ideas): Floor plans, layouts, and design guidance for detached, garage, and JADUs - [Garage Conversion ADU Guide](https://www.aduhomeresource.com/guides/garage-conversion-adu): Complete cost breakdown and guide for converting a garage to an ADU - [Junior ADU (JADU) Guide](https://www.aduhomeresource.com/guides/junior-adu-jadu): What a JADU is, costs, and 2026 rule changes ### Cost & ROI - [How Much Does an ADU Cost?](https://www.aduhomeresource.com/adu-cost): Cost data by state and ADU type with free calculator - [ADU Cost Report (Q3 2026)](https://www.aduhomeresource.com/blog/adu-cost-report): Quarterly snapshot of ADU cost per square foot by state, type multipliers, and budget breakdown - [ADU Rental Income in Denver](https://www.aduhomeresource.com/blog/adu-rental-income-denver): Denver-specific rent ranges, build costs, cap rates, and zoning rules - [ADU Cost Calculator](https://www.aduhomeresource.com/tools/cost-calculator): Interactive cost estimator by state, type, size, and finish level - [ADU ROI Calculator](https://www.aduhomeresource.com/tools/roi-calculator): Calculate cap rate, cash flow, and break-even timeline ### Feasibility & Permitting - [Can I Build an ADU on My Property?](https://www.aduhomeresource.com/can-i-build-an-adu): AI-powered feasibility advisor covering zoning, setbacks, and local rules - [ADU Permit Timeline Estimator](https://www.aduhomeresource.com/tools/permit-timeline): AI-generated phase-by-phase permit timeline by city and state - [ADU Feasibility Advisor](https://www.aduhomeresource.com/tools/feasibility): Conversational AI advisor for ADU eligibility questions ### ADU Laws by State - [ADU Laws by State](https://www.aduhomeresource.com/state): Index of state-specific ADU regulations - [California ADU Laws](https://www.aduhomeresource.com/state/california): Permits, costs, setbacks, and recent law changes (AB 976, AB 2221) - [Oregon ADU Laws](https://www.aduhomeresource.com/state/oregon): HB 2001, Portland ADU program, costs - [Washington ADU Laws](https://www.aduhomeresource.com/state/washington): HB 1337, statewide ADU requirements - [Texas ADU Laws](https://www.aduhomeresource.com/state/texas): City-by-city rules, Austin ADU program - [Colorado ADU Laws](https://www.aduhomeresource.com/state/colorado): HB 1152 statewide mandate, Denver ADU program ### Directory - [ADU Contractor Directory](https://www.aduhomeresource.com/directory): Find ADU builders, architects, permit expediters, designers, and lenders ## Key Facts This Site Can Answer - How much does an ADU cost? (by state, type, and size) - Can I build an ADU on my property? (zoning, setbacks, lot size) - How long does ADU permitting take? (by city and state) - What are the ADU laws in [state]? - How much can I earn renting an ADU? - What is the ROI on building an ADU? - What financing options are available for ADUs? - What is a Junior ADU (JADU)? - How do I convert a garage to an ADU? - What is the difference between a detached ADU and an attached ADU? ## About ADU Home Resource provides free, state-specific information about accessory dwelling units. Content is updated regularly to reflect current law. All cost data, rental income figures, and timeline estimates are based on publicly available contractor surveys, government data, and local listing data. Content is for informational purposes only and does not constitute legal, financial, or construction advice.