Cost to build accessory dwelling unit

Looking for cost to build accessory dwelling unit in Irving, TX? Call AccessoryDwellingUnit Solutions for a contact a provider — no obligation. Licensed adu builders serve Irving 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 involves several moving parts that shape your total budget. The biggest factor is whether you choose a prefabricated unit or a custom build on-site. Site preparation is also significant; if your land requires extensive grading, utility trenching, or foundation work, costs will climb. Your choice of finishes—like kitchen cabinetry, flooring, and siding materials—also shifts the bottom line. We help you navigate these variables to find a setup that fits your property. Exact pricing confirmed free on the call.

About this service

When calculating the budget for a secondary unit, consider the costs for architectural design, permits, materials, and labor. Custom designs and high-end interior finishes will push your budget higher, while standardized layouts can keep costs more predictable. Exact pricing confirmed free on the call.

Frequently asked in Irving

What are the disadvantages of ADUs in Irving?

Potential downsides include increased utility usage for the main home and managing a secondary dwelling. In Irving, you'll also want to consider potential impacts on property taxes and insurance. Discussing these factors with the local pros is vital for a comprehensive understanding.

How much does an ADU cost in Texas?

What are the rules for ADUs in Irving?

Irving has specific zoning ordinances and building codes that apply to ADUs, which may differ from neighboring cities. These regulations often cover lot size, setbacks, and parking requirements. A specialist familiar with Irving's local rules can provide accurate information for your specific location.

Is an ADU allowed in Irving?

What is the process for building an ADU in Irving?

Can I add an ADU to my property in Las Colinas?

Also serving nearby: Carrollton · Dallas · Grand Prairie · Lewisville · Arlington

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

Service area details

254,373residents

3,797per sq mile

8ZIP codes served

Serving all of Irving — population 254,373; about 3,797 residents per square mile across 67.0 sq mi. ZIP codes covered include 75014, 75015, 75016, 75017, 75038, 75039, 75059, 75060.

Neighborhoods served in Irving: Las Colinas, Valley Ranch, Downtown Irving, Uptown Irving, North Irving — and every surrounding area.