San Diego Building Permits for Home Projects

Permits in 12 months (tracked projects)

4,421

Project types with verified rules

5

Most common tracked project

Solar

Tearing down a house, garage or other structure? Who can apply, the prerequisites, fees and 12 months of local demolition data are on San Diego Demolition Permit Requirements.

Adding a backyard cottage, garage conversion or junior ADU? The official rules, costs and 12 months of local ADU permit data are on San Diego ADU Permit Requirements.

Replacing windows? When a permit is needed, the energy and safety rules, and 12 months of local window permit data are on San Diego Window Replacement Permit Requirements.

Citywide totals for every permit type, this month's numbers, the busiest areas, the latest permits and how to look up any permit are on San Diego Building Permits.

Do You Need a Permit? Project by Project

• Do You Need a Roofing Permit in San Diego?Usually noA building permit is not required to renew roof coverings when the existing roof structure, including the roof diaphragm, is not altered. · 38 permits in 12 months
• Do You Need an HVAC Permit in San Diego?YesNo part of a heating, ventilating or air conditioning system may be installed, altered or replaced without a Mechanical Permit. · 1,371 permits in 12 months
• Do You Need a Solar Panel Permit in San Diego?YesA Residential Rooftop-Mounted Solar PV Permit is required. · 2,923 permits in 12 months
• Do You Need a Fence Permit in San Diego?Usually noFences 7 feet tall or less, other than swimming pool barriers, are exempt from a building permit under SDMC §129.0203. · 21 permits in 12 months
• Do You Need a Deck Permit in San Diego?Usually yesOnly small detached decks are exempt: 200 sq ft or less, no more than 30 inches above grade, not attached to the house and not serving the required exit door. · 68 permits in 12 months

Permit Activity in San Diego

Projects We Have Not Verified Yet

Every project type we track in San Diego has a verified rule.

Monthly Permit Totals in San Diego

Tracked home project permits issued each month, from City of San Diego Development Permits (Set 2) (refreshed October 30, 2026). The busiest month is a useful guide to when contractors are most booked.

Before You Apply in San Diego

Residential permits here are issued by the City of San Diego Development Services Department. Check the project page for your job first: it lists the exemptions the city publishes, any official fees and the source to confirm them. In the city's data, the median time from application to issue was 21 days for roofing, 0 days for HVAC, 0 days for solar, 139 days for fence, 180 days for deck. Most permits are pulled by the licensed contractor doing the work, so ask who will apply and get it in your contract. Keep the permit and the final inspection result with your house records; buyers and insurers can look them up.

More in this state: California Building Permits. Every city we cover is listed on Building Permits by City. Permit volumes for every tracked city are compared in the Home Permit Activity Report for 15 US Cities. Plain-English explainers are collected in Homeowner Permit Guides.