Miami-Dade County
Home permits and project costs in Miami, FL
High-Velocity Hurricane Zone (HVHZ) rules apply across Miami-Dade, which raises product-approval and inspection requirements for roofs, windows and shutters.
Verified August 2026
Local cost index
+18%
vs national average
Permit fee index
+35%
vs national baseline
Population
455,924
Homeownership
31%
Do you need a permit in Miami?
For most structural work, yes
Miami enforces florida building code, 8th edition (2023) through Miami-Dade County. Roofing, electrical, plumbing, structural, pools and most exterior additions require a permit and inspection. Cosmetic work — paint, flooring, cabinet swaps — generally does not.
Project costs in Miami
National baselines adjusted by the local labor and materials index.
| Project | Typical cost | Permit |
|---|---|---|
| Roof Replacement | $11,200 – $37,800 | required |
| AC Replacement | $6,100 – $18,300 | required |
| Fence Installation | $2,800 – $13,000 | usually required |
| Water Heater Replacement | $1,400 – $6,400 | required |
| Pool Installation | $44,800 – $135,700 | required |
| Window Replacement | $8,900 – $40,100 | required |
| Electrical Panel Replacement | $2,200 – $8,000 | required |
| Generator Installation | $7,700 – $26,000 | required |
| Solar Panel Installation | $17,700 – $56,600 | required |
| Kitchen Remodel | $21,200 – $108,600 | conditional |
| Bathroom Remodel | $10,600 – $49,600 | conditional |
| Driveway Replacement | $5,000 – $22,400 | usually required |
| Paver Patio & Walkway | $4,100 – $18,900 | conditional |
| Deck Construction | $6,500 – $33,000 | required |
| Shed Installation | $2,100 – $14,200 | conditional |
| Whole-House Repipe | $5,300 – $18,900 | required |
| EV Charger Installation | $900 – $5,000 | required |
| Hurricane Shutter Installation | $3,800 – $21,200 | required |
| Pool Enclosure / Screen Cage | $10,600 – $49,600 | required |
| Septic System Replacement | $8,900 – $33,000 | required |
| Impact Window Installation | $10,600 – $49,600 | required |
| Exterior Door Replacement | $1,100 – $7,700 | usually required |
| Garage Door Replacement | $1,700 – $8,900 | required |
| Siding Installation | $9,400 – $44,800 | usually required |
| Stucco Repair | $1,100 – $18,900 | conditional |
| Soffit & Fascia Replacement | $2,100 – $13,000 | conditional |
| Gutter Installation | $1,100 – $7,700 | rarely required |
| Roof Repair | $500 – $5,700 | conditional |
| Flat Roof Replacement | $7,100 – $33,000 | required |
| Attic Insulation | $1,400 – $8,900 | rarely required |
| Ductwork Replacement | $3,000 – $14,200 | required |
| Mini Split Installation | $2,800 – $14,800 | required |
| Flooring Installation | $3,000 – $23,600 | rarely required |
| Tile Installation | $2,100 – $18,900 | rarely required |
| Interior Painting | $1,800 – $11,200 | rarely required |
| Exterior Painting | $3,300 – $17,700 | rarely required |
| Drywall Repair | $400 – $5,300 | rarely required |
| Kitchen Cabinet Refacing | $5,300 – $23,600 | rarely required |
| Countertop Replacement | $2,600 – $14,200 | rarely required |
| Tub to Shower Conversion | $4,100 – $18,900 | usually required |
| Sod Installation | $1,100 – $8,300 | rarely required |
| Irrigation System Installation | $2,600 – $11,800 | conditional |
| Tree Removal | $500 – $6,500 | conditional |
| Outdoor Kitchen | $7,100 – $53,100 | usually required |
| Seawall Repair | $9,400 – $112,100 | required |
| Dock Construction | $10,600 – $100,300 | required |
| Well Installation | $6,500 – $29,500 | required |
| Mold Remediation | $1,800 – $17,700 | conditional |
| Water Softener Installation | $1,400 – $7,700 | usually required |
| Home Addition | $53,100 – $330,400 | required |
Miami permitting basics
| Jurisdiction | Miami, Miami-Dade County |
|---|---|
| Building department | Official site |
| Permit portal | Apply online |
| Owner-builder permits | Owner-builder exemption available on an owner-occupied home under FS 489.103(7) |
| Contractor verification | Verify any license with Florida Building Commission before signing |
Sources
Sources & verification
Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.