How to Get an ADU Permit in San Diego

Creating ADU (Accessory Diving Unit) in San Diego is one of the most intelligent steps to be done by a homeowner. This increases the space, increases the value of the property, and may also have rental income. But before starting construction, you will need permits.

Getting that permit isn’t as overwhelming as it sounds. The process is straightforward if you know the steps. Let’s walk through it.

How to Get an ADU Permit in San Diego   

Step 1: Check Local Zoning Rules

Not every property qualifies for the same ADU options. Lot size, existing structures, and zoning codes all matter. San Diego allows both attached and detached ADUs, but rules vary. Start by reviewing your property’s zoning regulations.


Step 2: Prepare Your ADU Plans

The city requires a complete set of plans. These include site layout, structural details, electrical and plumbing. Accuracy is important here. A clear set of pictures reduces delays and helps to pursue your application faster.


Step 3: Submit Your Application

Go to the Development Services Department of San Diego city. Most applications can be submitted online. Attach all the necessary documents including site plan and design pictures. Pay the initial application fee.


Step 4: City Review

After submitting the application, the Municipal Corporation will review your application. They will check zoning compliance, building code and safety standards.If changes are required, they will inform you. The quick response process on your behalf.


Step 5: Permit Approval and Fees

When your plans meet all the requirements, the city releases your ADU permit. In this phase, you will also have to pay the impact fee and inspection costs. The construction work will be started only after approval.


Tips to Speed Up the Process

  • Work with an experienced ADU designer or contractor.

  • Keep communication open with the city.

  • Respond to corrections quickly.

  • Have all documents ready before submission.


Final Thoughts

If you’re prepared, it’s not difficult to get an ADU permit in San Diego. Know the rules, make accurate plans, and stay responsive. With the right approach, you’ll be ready to build faster than you think. And if you’re exploring top ADU Permit in San Diego, an ADU project is one of the best ways to add lasting value to your property.

Frequently Asked Questions About ADU Permits in San Diego

Q: How long does it take to get an ADU permit in San Diego?
A: On average, it takes 2–4 months. The time-limit depends on the accuracy of your application, the charge of the city and how quickly you react to the reforms.

Q: Do I need an architect to design my ADU plans?
A: Although this is not legally necessary, working with an architect or professional designer can save time. Properly prepared plans reduce the possibility of rejection or delay.

Q: What is the cost of ADU permit in San Diego?
A: Permit fees vary according to the size and type of the project. Expect the cost ranging from a few thousand dollars to inspection and impact fee.

Q: Can I make Adu on any property in San Diego?
A: Not always. Your property will have to meet zoning, lot size and setback requirements. Check from the Department of Development Services before starting.

Q: Can I rent my ADU after it’s built?

 A: Yes. Many homeowners build ADUs for rental income. Just make sure your unit meets all safety and code requirements. Choosing one of the top ADU Permit in San Diego can help you design an ADU that’s both functional and profitable.