ADU Contractors near St. Petersburg, FL

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CASK Construction – ADU Contractor in St. Petersburg, FL

CASK Construction

900 16th Street North, St. Petersburg, FL 33705 1.8 miles

At CASK, every ADU is fully custom — designed from the ground up to match your vision, your property, and how you intend to use the space. We work with in-network architects to develop a custom floor plan built around your goals, your lot, and St. Petersburg’s city requirements, so the finished product feels intentional and uniquely yours.

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What you need to know

ADU Contractors in St. Petersburg, FL: Building in the Sunshine City

St. Petersburg, Florida, known as the "Sunshine City" for its record-breaking sunny days, is one of the fastest-growing cities in the Tampa Bay area. With a booming real estate market and increasing housing demand, many homeowners are turning to ADU (Accessory Dwelling Unit) contractors in St. Petersburg to maximize their property's potential. Whether you're looking to add a backyard cottage, a garage conversion, or an in-law suite, working with experienced local ADU contractors ensures your project meets all city-specific requirements.

St. Petersburg ADU Zoning and Regulations

Before breaking ground, it's essential to understand St. Petersburg's local zoning laws governing ADUs. The City of St. Petersburg permits ADUs in most single-family residential zones, but contractors must navigate specific requirements, including:

  • Maximum size limits: Detached ADUs are generally limited to 750 square feet or 50% of the primary dwelling's square footage, whichever is less.
  • Setback requirements: ADUs must maintain specific distances from property lines, typically a minimum of 5 feet from rear and side yards.
  • Height restrictions: Detached ADUs are usually capped at one story or a maximum of 20 feet in height.
  • Owner-occupancy rules: St. Petersburg has historically required owner-occupancy of either the primary or accessory unit, though regulations can evolve with Florida state law updates.
  • Flood zone considerations: Given St. Petersburg's coastal location, many properties fall within FEMA flood zones, requiring elevated construction and special permitting.

Why Hire a Local ADU Contractor in St. Petersburg?

Hiring a licensed ADU contractor familiar with St. Petersburg's building codes is critical to a smooth construction process. Local contractors understand the unique challenges of building in Pinellas County, including hurricane-resistant construction standards required by Florida Building Code, high humidity considerations for material selection, and the complexities of building on smaller urban lots common in St. Pete's historic neighborhoods like Old Northeast and Kenwood.

Types of ADUs Popular in St. Petersburg

St. Petersburg homeowners commonly pursue several types of ADU projects, depending on their lot size and goals:

  1. Detached backyard cottages – Ideal for rental income or guest accommodations
  2. Garage conversions – A cost-effective option popular in older St. Pete neighborhoods
  3. Attached in-law suites – Perfect for multigenerational living arrangements
  4. Above-garage apartments – Maximizing vertical space on smaller lots

Start Your ADU Project in St. Petersburg Today

With St. Petersburg's strong rental market and rising property values, investing in an ADU is a smart financial decision. Working with a qualified ADU contractor in St. Petersburg, FL ensures your project is compliant, built to last in Florida's demanding climate, and completed efficiently. Always verify that your contractor holds a valid Florida State Certified Contractor license and carries appropriate insurance before starting any ADU project.