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Accessory Structures in Hialeah, FL (2026)

9 verified accessory structures rules for Hialeah, Florida, sourced directly from the municipal code and official government pages.

Verified from official government sources

ADU Rules

Hialeah ADU regulations follow Miami-Dade County standards. ADUs permitted in qualifying zones inside the Urban Development Boundary. HVHZ building code applies. Owner occupancy required.

Hialeah ADU Rules

Some Restrictions

Miami-Dade County Code Section 33-22 — Accessory Dwelling Units (ADU)

Miami-Dade County has approved an ordinance, allowing an accessory dwelling unit (ADU) or guesthouse in a single-family zoned district either as a newly detached or attached dwelling unit, including the conversion of a portion of an existing single-family dwelling. The County Code provides the following definitions: An ADU is an attached or detached accessory building, or portion thereof, that ...

ADU Permits

Hialeah accessory dwelling units are permitted under the city's zoning code in single-family and multi-family districts, subject to lot-size, setback, and parking standards. The City of Hialeah Building Department issues permits under the Florida Building Code (FBC) HVHZ provisions. Florida HB 1031 (2024), codified at FL §163.31771, encourages municipalities to allow ADUs in single-family zones.

Hialeah ADU Permits (Hialeah Zoning + Florida HB 1031 (2024))

Some Restrictions

ADU Impact Fees

Hialeah ADUs are subject to Miami-Dade County impact fees (roads, schools, parks, police, fire) tied to the new dwelling unit under Miami-Dade Code Chapter 33E, plus City of Hialeah building permit and plan-review fees. Florida Statute §163.31801 (Florida Impact Fee Act) caps annual increases.

Hialeah ADU Impact Fees (Miami-Dade County + City Permit Fees)

Some Restrictions

ADU Owner Occupancy

Hialeah does not impose an owner-occupancy mandate on accessory dwelling units. Florida HB 1031 (2024), codified at FL §163.31771, encourages municipalities to allow ADUs without unduly restrictive conditions. Homestead Exemption (FL Constitution Art. VII §6) applies only to the owner's primary residence — renting both units forfeits the exemption.

Hialeah ADU Owner-Occupancy (No City Mandate; State Law Encourages Allowance)

Few Restrictions

ADU Rental Restrictions

ADUs rented long-term (30+ days) in Hialeah face no zoning-based restrictions beyond ordinary residential standards. Short-term rentals (under 30 days) fall under Florida Statute §509.032(7), which preempts outright local STR bans but allows registration and tax collection. Miami-Dade Tourist Development Tax 6% plus Florida state sales tax 6% = 12% combined transient tax.

Hialeah ADU Rental Restrictions (Long-Term Allowed; STR Preempted by FL §509.032(7))

Some Restrictions

Shed Rules

Hialeah follows Miami-Dade Section 33-20(k): one shed up to 400 sq ft per lot. Under 100 sq ft: reduced setbacks. HVHZ anchoring required.

Hialeah Shed Rules

Some Restrictions

Garage Conversions

Garage conversions to ADUs in Hialeah follow Miami-Dade standards. Min 5,000 sq ft lot, 220 sq ft habitable. Building permits and HVHZ compliance required. Licensed contractors mandatory.

Hialeah Garage Conversion Rules

Some Restrictions

Miami-Dade County Code Section 33-22 — Accessory Dwelling Units (ADU) / Garage Conversions

An ADU is an attached or detached accessory building, or portion thereof, that is used as an ancillary residential unit and is located on the same lot as the principal single-family dwelling. It has a separate kitchen, bathroom, and sleeping area, and it is intended for use by a separate family of occupants. Charging a fee to use an ADU separately from the principal dwelling shall not constitut...

Carport Rules

Hialeah requires building permits for carport construction. All carports must meet HVHZ hurricane wind load requirements and comply with zoning setbacks. Carports count toward lot coverage calculations. Front-yard carports may be restricted in certain residential districts. Metal and fabric canopy structures are subject to the same permit requirements.

Hialeah Carport Regulations

Some Restrictions

Tiny Homes

Tiny homes on permanent foundations in Hialeah must meet all Florida Building Code and HVHZ requirements, including minimum living standards. Tiny homes on wheels are classified as recreational vehicles and cannot be used as permanent dwellings. Hialeah's zoning code establishes minimum dwelling unit sizes that may exceed typical tiny home dimensions.

Hialeah Tiny Home Regulations

Heavy Restrictions

Looking for Miami-Dade County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Hialeah city rules.

Accessory Structures in Miami-Dade County