Accessory dwelling unit permit cost

Looking for accessory dwelling unit permit cost in Long Beach, CA? Call AccessoryDwellingUnit Experts for a contact a provider — no obligation. Licensed adu builders serve Long Beach and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

Building an ADU is a major project, and the final bill depends on a few key things. Site prep is a big factor; if your land is sloped or needs extensive utility connections, costs go up. The materials you choose—from siding to kitchen finishes—also change the math significantly. Whether you’re building a detached unit or converting an existing garage shifts the permit requirements and structural work needed. We provide exact pricing confirmed free on the call.

Frequently asked in Long Beach

What are the disadvantages of ADUs in Long Beach?

How much does an ADU permit cost in Long Beach?

What are the rules for ADUs in Long Beach?

Long Beach has specific regulations for accessory dwelling units, covering aspects like minimum lot size, setbacks, and height restrictions. Owner occupancy requirements may also apply. It's vital to work with professionals who are up-to-date on these local Long Beach rules to ensure compliance.

Is an ADU allowed in Long Beach?

Yes, accessory dwelling units are allowed in Long Beach, provided they comply with all of the city's established zoning and building codes. The city has made efforts to streamline the process for ADU development. A local expert can confirm your property's suitability and guide you through the necessary steps.

What are the rules for ADU in California?

California has statewide laws that encourage ADU development, setting minimum standards for local jurisdictions. These often include limitations on impact fees and preemption of certain local zoning restrictions. However, cities like Long Beach still have their own specific requirements. Professionals familiar with both state and local California ADU laws are essential.

Availability and eligibility criteria can change, so it's important to verify current programs. The ADU experts you connect with can offer guidance on any available financial assistance options.

Also serving nearby: Carson · Compton · Westminster · Norwalk · Huntington Beach

All cities in California →

More on this: HUD ADU resources — ADU policy and financing research.

Service area details

449,468residents

8,870per sq mile

8ZIP codes served

Serving all of Long Beach — population 449,468; about 8,870 residents per square mile across 50.7 sq mi. ZIP codes covered include 90801, 90802, 90803, 90804, 90805, 90806, 90807, 90808.

Neighborhoods served in Long Beach: Belmont Shore, Downtown Long Beach, Alamitos Beach, Naples, Lakewood Village — and every surrounding area.