St. Lucie County

Home permits and project costs in Port St. Lucie, FL

One of Florida's fastest-growing owner-occupied markets, with heavy new-construction and replacement permit volume.

Model reviewed August 2026

Local cost index

+2%

vs national average

Permit fee index

+5%

vs national baseline

Population

231,790

Homeownership

79%

Do you need a permit in Port St. Lucie?

For most structural work, yes

Port St. Lucie enforces florida building code, 8th edition (2023) through St. Lucie 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 Port St. Lucie

National baselines adjusted by the local labor and materials index.

Project	Typical cost	Permit	Deep pages
Roof Replacement	$10,500 – $35,200	required	Cost·Permit
AC Replacement	$5,600 – $16,600	required	Cost·Permit
Fence Installation	$2,500 – $11,600	usually required	Cost·Permit
Water Heater Replacement	$1,300 – $5,800	required	Cost·Permit
Pool Installation	$41,000 – $124,100	required	Cost·Permit
Window Replacement	$8,200 – $37,100	required	Cost·Permit
Electrical Panel Replacement	$2,000 – $7,300	required	Cost·Permit
Generator Installation	$7,000 – $23,600	required	Cost·Permit
Solar Panel Installation	$16,100 – $51,600	required	Cost·Permit
Kitchen Remodel	$18,800 – $96,200	conditional	Cost·Permit
Bathroom Remodel	$9,400 – $43,900	conditional	Cost·Permit
Driveway Replacement	$4,400 – $20,100	usually required	Cost·Permit
Paver Patio & Walkway	$3,700 – $16,700	conditional	Cost·Permit
Deck Construction	$5,900 – $29,900	required	Cost·Permit
Shed Installation	$1,900 – $12,500	conditional	Cost·Permit
Whole-House Repipe	$4,800 – $17,100	required	Cost·Permit
EV Charger Installation	$900 – $4,500	required	Cost·Permit
Hurricane Shutter Installation	$3,500 – $19,700	required	Cost·Permit
Pool Enclosure / Screen Cage	$9,800 – $45,600	required	Cost·Permit
Septic System Replacement	$8,200 – $30,400	required	Cost·Permit
Impact Window Installation	$9,900 – $46,300	required	Cost·Permit
Exterior Door Replacement	$1,000 – $7,000	usually required	Cost·Permit
Garage Door Replacement	$1,500 – $8,200	required	Cost·Permit
Siding Installation	$8,600 – $40,800	usually required	Cost·Permit
Stucco Repair	$900 – $16,700	conditional	Cost·Permit
Soffit & Fascia Replacement	$1,900 – $11,800	conditional	Cost·Permit
Gutter Installation	$900 – $6,700	rarely required	Cost·Permit
Roof Repair	$400 – $5,100	conditional	Cost·Permit
Flat Roof Replacement	$6,600 – $30,600	required	Cost·Permit
Attic Insulation	$1,200 – $7,800	rarely required	Cost·Permit
Ductwork Replacement	$2,700 – $12,800	required	Cost·Permit
Mini Split Installation	$2,600 – $13,400	required	Cost·Permit
Flooring Installation	$2,600 – $20,700	rarely required	Cost·Permit
Tile Installation	$1,900 – $16,500	rarely required	Cost·Permit
Interior Painting	$1,500 – $9,800	rarely required	Cost·Permit
Exterior Painting	$2,900 – $15,500	rarely required	Cost·Permit
Drywall Repair	$400 – $4,600	rarely required	Cost·Permit
Kitchen Cabinet Refacing	$4,700 – $20,700	rarely required	Cost·Permit
Countertop Replacement	$2,300 – $12,400	rarely required	Cost·Permit
Tub to Shower Conversion	$3,700 – $16,900	usually required	Cost·Permit
Sod Installation	$900 – $7,200	rarely required	Cost·Permit
Irrigation System Installation	$2,300 – $10,400	conditional	Cost·Permit
Tree Removal	$500 – $5,700	conditional	Cost·Permit
Outdoor Kitchen	$6,300 – $47,600	usually required	Cost·Permit
Seawall Repair	$8,700 – $103,800	required	Cost·Permit
Dock Construction	$9,800 – $92,900	required	Cost·Permit
Well Installation	$5,900 – $27,000	required	Cost·Permit
Mold Remediation	$1,600 – $15,700	conditional	Cost·Permit
Water Softener Installation	$1,300 – $6,900	usually required	Cost·Permit
Home Addition	$49,200 – $306,300	required	Cost·Permit
Heat Pump Replacement	$7,000 – $23,500	required	Cost·Permit
Furnace Replacement	$3,400 – $12,300	required	Cost·Permit
Foundation Repair	$3,000 – $33,900	usually required	Cost·Permit
Basement Waterproofing	$3,100 – $18,800	conditional	Cost·Permit
Drain Field Replacement	$6,400 – $26,700	required	Cost·Permit
Toilet Installation	$300 – $1,100	rarely required	Cost·Permit
Hot Tub Installation	$5,800 – $23,300	usually required	Cost·Permit

Port St. Lucie permitting basics

Jurisdiction	Port St. Lucie, St. Lucie 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

Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.