Adu construction — St. Petersburg, FL
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.
About this service
This is the active process of turning your plans into a finished, livable space. It includes site excavation, plumbing, electrical work, and interior build-out. You need professional construction services to ensure the work is safe, up to code, and properly permitted. Costs vary based on labor rates, material quality, and the specific requirements of your site foundation. Exact pricing confirmed free on the call.
Frequently asked in St. Petersburg
How much does an ADU permit cost in St. Petersburg?
What's the typical cost to build an ADU in St. Petersburg?
Can I build an ADU in my backyard in St. Petersburg?
How can I finance an ADU in St. Petersburg?
Financing an ADU in St. Petersburg can be done through home equity loans, personal loans, or construction loans. Some homeowners also use cash. Talking to a financial advisor can help. We can also provide a quote to help with your loan applications. Call us for details.
What ADU services are available in St. Petersburg?
Are there affordable ADU options in St. Petersburg?
What should I know about ADU grants in St. Petersburg?
Also serving nearby: Clearwater · Tampa · Lakeland · Plantation · North Port
More on this: HUD ADU resources — ADU policy and financing research.
Service area details
Serving all of St. Petersburg — population 263,553; about 4,264 residents per square mile across 61.8 sq mi.
Neighborhoods served in St. Petersburg: Downtown St. Petersburg, Old Northeast, Crescent Lake, Beach Drive, The EDGE District, Kenwood — and every surrounding area.
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