Looking for accessory dwelling unit services in Aurora, IL? Call AccessoryDwellingUnit Direct for a contact a provider — no obligation. Licensed adu builders serve Aurora 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 variables that shift your total investment. The footprint size and complexity of the architectural design are primary factors. Are you planning a detached unit that requires new utility trenching, or is this a garage conversion that uses existing plumbing? Site accessibility, soil conditions, and your choice of finishes—like luxury flooring versus standard options—also play significant roles. Permitting fees vary widely depending on your local municipality and current zoning requirements. Exact pricing confirmed free on the call.

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Frequently asked in Aurora

What are the disadvantages of ADUs in Aurora?

How much does an ADU cost in Illinois?

The cost of an ADU in Illinois, including Aurora, is highly dependent on its size, design complexity, and the specific site conditions requiring preparation. Factors like foundation work and the extent of plumbing and electrical installations also play a major role. A personalized quote will provide a clear estimate.

What are the rules for ADUs in Illinois?

Illinois has state building codes, and Aurora will have its own local ordinances regarding ADUs, such as minimum lot sizes, setbacks, and parking requirements. It's crucial to comply with both state and local regulations for a smooth process. We can help you find a pro familiar with Aurora's rules.

Is an ADU allowed in Aurora?

What is the process for building an ADU in Aurora?

The typical process involves initial design, submitting plans to the City of Aurora for review and approval, securing necessary permits, construction, and final inspections. Working with experienced local professionals can significantly streamline this process. We can help you connect with that expertise.

Can I add an ADU for rental income in Aurora?

Adding an ADU for rental income is a common goal for Aurora homeowners seeking to increase their property's earning potential. It’s important to ensure your ADU design and intended use comply with Aurora's regulations for rental properties and occupancy. Get specific advice for your situation.

Also serving nearby: Naperville · Joliet · Elgin · Chicago · Waukegan

All cities in Illinois →

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

Service area details

177,563residents

3,941per sq mile

8ZIP codes served

Serving all of Aurora — population 177,563; about 3,941 residents per square mile across 45.1 sq mi. ZIP codes covered include 60502, 60503, 60504, 60505, 60506, 60507, 60568, 60569.

Neighborhoods served in Aurora: Fox Valley, Indian Plains, Oak Park, Bramblewood, Stone Creek — and every surrounding area.