Looking for accessory dwelling unit contractor in New Orleans, LA? Call AccessoryDwellingUnit Experts for a contact a provider — no obligation. Licensed adu builders serve New Orleans 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.

About this service

A dedicated contractor manages the heavy lifting of your ADU project. This involves hiring skilled tradespeople, ordering materials, and ensuring that every phase of construction passes municipal inspections. You need a contractor when you want a single point of contact to oversee the transition from a vacant backyard area to a fully finished, livable home. They bridge the gap between initial architectural designs and the final move-in date for your new space.

Frequently asked in New Orleans

What are the disadvantages of ADUs in New Orleans?

Potential downsides include the significant upfront costs and the challenge of adapting ADUs to historic districts. You may also face increased property taxes. However, the unique charm and rental potential of an ADU in New Orleans are often compelling reasons to proceed.

How much does an ADU cost in Louisiana?

What are the rules for ADUs in Louisiana?

ADU regulations in Louisiana are primarily determined at the local city level, with New Orleans having specific ordinances. These rules often address lot size, setbacks, parking, and design considerations, especially in historic areas. Professionals can guide you through these.

Is an ADU allowed in New Orleans?

Yes, Accessory Dwelling Units are allowed in New Orleans, but they must comply with strict city ordinances, particularly concerning historic districts and neighborhood character. These regulations cover many aspects of design and placement. A local expert can confirm your property's eligibility.

What are the rules for ADUs in California?

California has state laws that mandate ADU allowances, setting minimum standards for size and setbacks. Local governments can implement additional rules, but they cannot prohibit ADUs. This differs from the localized approach in New Orleans.

California has programs providing grants to help offset the construction costs of ADUs, often aimed at increasing affordable housing stock. These initiatives are designed to make ADU development more accessible. Such grants are not standard in Louisiana.

Also serving nearby: Baton Rouge · Mobile · Lafayette · Jackson · Beaumont

All cities in Louisiana →

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

Service area details

364,136residents

2,148per sq mile

8ZIP codes served

Serving all of New Orleans — population 364,136; about 2,148 residents per square mile across 169.5 sq mi. ZIP codes covered include 70112, 70113, 70114, 70115, 70116, 70117, 70118, 70119.

Neighborhoods served in New Orleans: Garden District, Marigny, French Quarter (limited application), Uptown, Mid-City, Bywater — and every surrounding area.