Resources
Everything You Need to Make an Informed ADU Decision
Building an Accessory Dwelling Unit is one of the most significant investments many homeowners will ever make. The more you understand before construction begins, the better your experience will be.
We’ve created this resource center to help you learn about ADUs, understand the process, explore financing options, and find official information from local cities throughout the Inland Empire.
If you don’t find the answer you’re looking for, we’re always happy to help.
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Start Here
If you’re just beginning your research, these are the best places to start.
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Learn About ADUs
Our educational articles are designed to help you make confident decisions.
Planning Your ADU
- Detached vs. Attached ADUs
- Garage Conversion vs. New Construction
- Choosing the Right Floor Plan
- Designing for Multi-Generational Living
- How to Maximize Small Spaces
- Planning for Future Flexibility
Costs & Financing
- How Much Does an ADU Cost?
- Understanding Construction Costs
- Financing Your ADU
- Home Equity Loans vs. Construction Loans
- Budgeting for Your Project
- Hidden Costs to Consider
Rental Income & Investment
- Can an ADU Pay for Itself?
- Expected Rental Income in the Inland Empire
- Long-Term Return on Investment
- Property Value Considerations
- Tax Questions to Discuss With Your CPA
- Building Generational Wealth Through Real Estate
Family Living
- Housing Aging Parents
- Creating Independence for Adult Children
- Guest Houses
- Caregiver Housing
- Aging in Place
- Building a Family Compound
Construction & Design
- Foundation Options
- Energy-Efficient ADUs
- Universal Design
- Accessibility Features
- Choosing Interior Finishes
- Outdoor Living Ideas
Inland Empire ADU Resources
Every city has its own planning department, development standards, and permitting process. These official resources are excellent places to learn about local requirements before starting your project.
Riverside County
Riverside
The City of Riverside provides detailed guidance, FAQs, and permit-ready ADU plans to help homeowners understand their options.
Moreno Valley
Moreno Valley offers both custom ADU permits and free city pre-approved ADU plans.
Temecula
Temecula provides development standards, permit-ready plans, checklists, and application resources for homeowners considering an ADU.
Additional Riverside County Cities
We regularly help homeowners throughout:
- Corona
- Norco
- Eastvale
- Jurupa Valley
- Perris
- Menifee
- Murrieta
- Lake Elsinore
- Beaumont
- Banning
Each city follows California ADU law while applying its own local development standards and review procedures.
San Bernardino County
San Bernardino
San Bernardino provides pre-approved ADU plans, zoning information, and planning guidance for homeowners.
Ontario
Ontario’s planning department provides contact information for zoning, permits, utilities, engineering, and fire requirements related to ADUs.
Additional San Bernardino County Cities
We also serve homeowners throughout:
- Rancho Cucamonga
- Fontana
- Upland
- Redlands
- Highland
- Rialto
- Colton
- Chino
- Chino Hills
- Grand Terrace
- Loma Linda