Looking for cost to build accessory dwelling unit in Reno, NV? Call AccessoryDwellingUnit Experts for a contact a provider — no obligation. Licensed adu builders serve Reno 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

Building an ADU involves costs for permits, site prep, foundation, framing, plumbing, and electrical work. Prices fluctuate based on whether you choose a custom design or a pre-planned layout, as well as the complexity of connecting to existing city utilities. Exact pricing confirmed free on the call.

Frequently asked in Reno

What are the disadvantages of ADUs in Nevada?

Potential disadvantages in Nevada include upfront construction costs and the need for proper utility hookups. You'll also want to consider ongoing maintenance and insurance for the ADU. It's wise to weigh these against the benefits of added space or rental income. We can help you assess these factors.

How much does an ADU cost in Reno?

What are the rules for ADUs in Reno?

Reno has specific zoning ordinances for ADUs, covering aspects like minimum lot size, setbacks, and the number of ADUs allowed per property. Compliance with these regulations is essential for a smooth building process. We can help you understand these rules for your specific location in Reno.

Is an ADU allowed in Reno?

What's involved in building an ADU in Reno?

Can I build an ADU on a small lot in Reno?

Whether you can build an ADU on a small lot in Reno depends on the specific zoning regulations related to minimum lot size and coverage. Some ADU designs are better suited for smaller spaces. We can help you determine the possibilities for your property and provide a quote.

Also serving nearby: Sparks · Roseville · Chico · Sacramento · Elk Grove

All cities in Nevada →

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

Service area details

274,915residents

2,522per sq mile

8ZIP codes served

Serving all of Reno — population 274,915; about 2,522 residents per square mile across 109.0 sq mi. ZIP codes covered include 89501, 89502, 89503, 89504, 89505, 89506, 89507, 89508.

Neighborhoods served in Reno: Old Southwest, Midtown District, Caughlin Ranch, D'Andrea, South Reno — and every surrounding area.