Proudly Serving Homeowners Across Hillsborough County, FL
ADU Design and Construction in Hillsborough County, FL
Build Smart. Build Local. Build an ADU that Works for You.
Tampa Bay ADU helps homeowners in Hillsborough County unlock the full potential of their property with custom-designed Accessory Dwelling Units. From concept and design to permitting and construction, our integrated team handles every detail—so you can add space, flexibility, and long-term value to your home.
Why Choose Tampa Bay ADU in Hillsborough County, FL?
Fully Licensed and Insured: Tampa Bay ADU is fully licensed and insured to handle every phase of your project—from architecture and engineering to construction and permitting.
Local ADU Experts: With deep knowledge of Hillsborough County, FL zoning and permitting requirements, we make it easier for homeowners to build ADUs that meet local codes and neighborhood character.
End-to-End Project Management: Our integrated team streamlines design, permitting, and construction to deliver a smooth, predictable process—saving you time and stress.
Community-Driven Design: Every ADU we build enhances local neighborhoods with thoughtful architecture and lasting value.
ADU Design & Architecture
We design accessory dwelling units that reflect your lifestyle and complement your St. Petersburg or Tampa home's existing architecture. Each plan is custom-tailored to maximize comfort, efficiency, and visual harmony while meeting all local design standards. From coastal-inspired St. Pete cottages with pastel exteriors to modern minimalist backyard homes in Tampa, we create ADUs that feel like natural extensions of your property.
ADU Construction & Project Management
Our licensed builders and contractors bring your plans to life with precision, quality craftsmanship, and attention to detail. We specialize in:
Detached backyard ADUs and cottages: Complete standalone units perfect for rental income or family
Garage conversions and above-garage apartments: Transform underutilized space into valuable living areas
Attached ADUs and in-law suites: Seamlessly integrated additions to your existing home
Hurricane-resistant construction: Built to withstand Tampa Bay's subtropical climate with proper wind-resistant materials, reinforced roofing, and secure foundations
We manage scheduling, materials procurement, inspections, and constant communication to deliver your St. Petersburg or Tampa ADU on time and within budget.
Permitting & Planning: Navigating Tampa Bay's ADU Regulations
Permitting is where most DIY ADU projects stall. We take care of every detail, from zoning research and site evaluation to permit submission and city approval. Our local team knows the specific requirements for:
St. Petersburg ADUs: Maximum 800 sq ft or 67% of primary home size; eligible in NT-3, NS-1, NS-2, NTM-1 zones covering 70% of single-family lots
Pinellas County unincorporated areas: Recently updated to 1,000 sq ft maximum (750 sq ft in coastal flood zones), with owner-occupancy requirements and waived development fees
Tampa ADUs: Permitted in Seminole Heights, East Tampa, Tampa Heights, Sulphur Springs, and other designated overlays; requires Special Use permitting process
Clearwater ADUs: Maximum 750 sq ft or 50% of primary dwelling, whichever is less
Your Tampa Bay ADU project moves faster because we know every city's specific codes inside and out.
Our ADU Services in Hillsborough County
Benefits of Building an ADU in Hillsborough County, FL
An accessory dwelling unit is one of the most flexible, sustainable, and profitable additions you can make to your Tampa Bay property. Here's what local homeowners are discovering:
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Generate substantial rental income: Tampa Bay ADUs produce $1,200–$2,500+ monthly rental income ($14,400–$30,000+ annually), helping offset your mortgage and property taxes
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Increase property value by 20-35%: Homes with ADUs in St. Petersburg and Tampa sell for 20-35% more than comparable properties without them. That's potentially $75,000–$150,000+ added to your home's value
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Create space for multigenerational living: House aging parents, adult children, or extended family members while everyone maintains independence and privacy
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Address Tampa Bay's housing crisis: With Tampa needing 26,000+ affordable housing units, ADUs provide a practical solution while benefiting your family financially
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Support aging in place: Provide independent living for elderly relatives close to family support without expensive assisted living facilities ($3,000–$6,000+ monthly)
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Maximize underutilized property: Transform empty backyard space, detached garages, or unused areas into valuable, functional living space
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Eco-friendly building options: Incorporate sustainable materials, energy-efficient appliances, solar panels, and smart home technology to reduce environmental impact and utility costs
Whether you're planning a granny flat in St. Petersburg, a guest house in Tampa, or a backyard cottage in Clearwater, Tampa Bay ADU helps you design a space that adds genuine comfort, flexibility, and financial opportunity.