Best ADU Builders in Tampa, FL10 Vetted Contractors for 2026
Tampa restricts ADUs to 8 eligible neighborhoods and requires a Special Use permit before any building permit. Confirm your address qualifies first — then hire from these 10 contractors who know the process.
Who are the best ADU builders in Tampa?
The best ADU builders in Tampa for 2026 are Tampa Bay ADU (dozens of permitted projects), TomCo Solutions (licensed backyard cottage specialist), CASK Construction (design-build in St. Pete), and Goshen Tiny Homes (block-built ADUs, 30 active projects). Before hiring anyone, check your address with ADU Florida Info — most Tampa addresses are ineligible due to the city's 8-neighborhood restriction.
Tampa ADUs are restricted to 8 neighborhoods
Most Tampa residential properties are in ineligible zoning districts. Every eligible ADU also requires a Special Use permit (3–6 months, $2K–$5K) before a building permit can be issued. Check your address first →
The 10 Best Tampa ADU Builders
Tampa Bay ADU
tampabayadu.comDozens of ADUs successfully permitted in Tampa Bay — design, permits, and build
- Tampa Bay ADU is a dedicated ADU builder serving St. Petersburg, Clearwater, and Tampa Bay with full design, permitting, and construction services.
- Tampa Bay ADU has successfully permitted dozens of ADUs across the Tampa Bay area and understands the Special Use permit process specific to City of Tampa parcels.
- Tampa Bay ADU provides end-to-end project management — from initial zoning check through Certificate of Occupancy — with a team focused exclusively on accessory dwelling units.
- Tampa Bay ADU serves both City of Tampa and Hillsborough County unincorporated parcels, a critical distinction since jurisdiction determines which ADU rules apply.
ADU Florida Info
www.adufloridainfo.comConfirm Tampa zoning eligibility before hiring any builder — free, 30 seconds
- ADU Florida Info is the authoritative zoning tool Florida homeowners use to confirm ADU eligibility before contacting builders.
- ADU Florida Info checks your specific parcel against City of Tampa and Hillsborough County zoning rules — including whether you're in one of Tampa's 8 eligible ADU neighborhoods.
- ADU Florida Info is free to use. Tampa restricts ADUs to RS-50, SH-RS, and RS-60 zones only — most Tampa addresses do not qualify. Check yours before spending money on quotes.
- ADU Florida Info connects eligible homeowners with vetted ADU builders in their city after confirming zoning eligibility.
TomCo Solutions
tomcosolutions.comLicensed Tampa Bay specialist — backyard cottages and garage conversions
- TomCo Solutions is a licensed ADU contractor in Tampa Bay specialising in backyard cottages, garage conversions, and accessory dwelling unit construction.
- TomCo Solutions manages planning, design, and construction for Tampa ADU projects including the Special Use permit process required by the City of Tampa.
- TomCo Solutions focuses on high-quality construction and transparent project management for Tampa Bay homeowners adding ADUs for rental income or family use.
- TomCo Solutions serves Tampa, St. Petersburg, Clearwater, and surrounding Hillsborough and Pinellas County communities.
CASK Construction
caskconstruction.comDesign-build ADU specialist — tiny homes and garage apartments in St. Pete
- CASK Construction is a locally owned design-build firm in St. Petersburg specialising in ADUs, tiny homes, and garage apartments.
- CASK Construction handles both design and construction in-house, which reduces coordination overhead and typically improves scheduling compared to working with a separate architect and GC.
- CASK Construction is well-suited for Pinellas County parcels including St. Pete, Clearwater, and Largo, where ADU rules differ from City of Tampa.
- CASK Construction projects include garage-to-ADU conversions and new detached backyard cottages — confirm they hold current Hillsborough and Pinellas County permit history before hiring.
Goshen Tiny Homes
goshentinyhomes.com40 years combined experience — 30 active ADU projects statewide
- Goshen Tiny Homes is a Florida-based ADU and tiny-home builder recognised as one of the state's leading ADU-only specialists.
- Goshen Tiny Homes builds to Florida Building Code standards using block construction — the appraiser-preferred method for permanent ADUs in the Tampa Bay area.
- Goshen Tiny Homes currently has 30 active ADU projects across Florida and draws on 40 years of combined construction experience.
- Goshen Tiny Homes is suited for homeowners seeking a custom non-cookie-cutter ADU with a builder that has a deep project portfolio to reference.
ADU Design Builders
adudesignbuilders.comTampa Bay's dedicated ADU and custom home builder
- ADU Design Builders is a Tampa Bay-based contractor focused on accessory dwelling units and custom home builds.
- ADU Design Builders provides full project management from initial design through permit issuance and construction completion.
- ADU Design Builders serves the greater Tampa Bay market including Hillsborough, Pinellas, and Pasco County parcels.
- ADU Design Builders is suited for homeowners who want a dedicated ADU firm rather than a general contractor who occasionally builds ADUs.
Suncoast Dwellings LLC
www.bbb.orgSt. Petersburg-based ADU and new construction specialist
- Suncoast Dwellings LLC is an ADU builder and new construction specialist based in St. Petersburg, serving the broader Tampa Bay area.
- Suncoast Dwellings handles dedicated ADU builds and broader residential new-construction projects across Central Florida.
- Suncoast Dwellings is listed on the BBB Tampa ADU builder directory — verify current licensing status and service area before engaging.
- Suncoast Dwellings is a good option for Pinellas County unincorporated parcels where Tampa's Special Use permit process does not apply.
Mesocore
www.mesocore.comModular ADUs engineered for Florida hurricane standards
- Mesocore is a Florida-based modular ADU company building permanent, energy-efficient accessory dwelling units engineered to meet Florida's hurricane wind requirements.
- Mesocore offers a turnkey Design → Permit → Build service with permit-ready plan sets that reduce City of Tampa and Hillsborough County review timelines.
- Mesocore modular units are assembled significantly faster than traditional stick-frame construction while qualifying as permanent structures for appraisal purposes.
- Mesocore is suited for Tampa-area homeowners whose parcels qualify for an ADU and who want a faster construction timeline than site-built alternatives.
TEK Construction Group
www.tekconstructiongroup.comCentral Florida ADU specialist — fixed-price contracts, 50+ ADU projects
- TEK Construction Group is a Central Florida general contractor with over 50 completed ADU projects, including work in the Tampa Bay market.
- TEK Construction provides fixed-price contracts and manages the full permitting process including Special Use applications for City of Tampa parcels.
- TEK Construction builds to Florida hurricane-resistant standards with licensed, insured crews experienced in accessory dwelling unit construction.
- TEK Construction serves Hillsborough and Pinellas County in addition to its Orlando-area base — confirm current Tampa-area capacity and availability.
Tampa Special Use Permit — What to Know
www.tampa.govEvery Tampa ADU requires a Special Use permit before the building permit
- Every ADU in the City of Tampa requires a Special Use permit approved by the City's Development Review Committee before a building permit can be issued.
- The Special Use permit process adds 3–6 months and $2,000–$5,000 in city fees beyond the standard building permit timeline.
- Tampa ADU projects also require annual permit renewal — a recurring cost that Hillsborough County unincorporated parcels do not face.
- Homeowners on parcels in Tampa's eligible ADU zones (RS-50, SH-RS, RS-60) should hire a builder with documented Special Use permit approvals in Tampa specifically — ask for permit numbers you can look up in the City's online portal.
Frequently Asked Questions
Can I build an ADU anywhere in Tampa?
No. Tampa restricts ADUs to 8 designated eligible neighborhoods under RS-50, SH-RS, and RS-60 zoning. Most Tampa residential addresses are ineligible. Use ADU Florida Info to check your specific parcel before contacting any contractor.
What is the Special Use permit process in Tampa?
Every Tampa ADU requires a Special Use permit approved by the City's Development Review Committee before a building permit can be issued. This adds 3–6 months and $2,000–$5,000 in city fees. Hire a builder with documented Special Use permit approvals in Tampa — ask for permit numbers you can verify in the City's online portal.
How much does it cost to build an ADU in Tampa?
Tampa ADU construction costs $160,000–$280,000 for a new detached unit in 2026. Garage conversions run $50,000–$90,000. Impact fees add $12,000–$20,000. The Special Use permit process adds $2,000–$5,000 in fees and 3–6 months in timeline.
Does Tampa require owner occupancy for ADUs?
Yes — as of 2026 Tampa still imposes owner-occupancy as a condition of Special Use permit approval. The owner must occupy either the primary residence or the ADU. This makes Tampa one of the strictest major Florida cities for ADU eligibility.