Philadelphia County

Home permits and project costs in Philadelphia, PA

Rowhouse construction, party walls and Licenses & Inspections review make even modest structural work more procedural than in detached-housing markets.

Verified August 2026

Local cost index

+16%

vs national average

Permit fee index

+20%

vs national baseline

Population

1,550,542

Homeownership

53%

Do you need a permit in Philadelphia?

For most structural work, yes

Philadelphia enforces pennsylvania uniform construction code, based on the irc through Philadelphia 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 Philadelphia

National baselines adjusted by the local labor and materials index.

Project	Typical cost	Permit	Deep pages
Roof Replacement	$12,000 – $40,400	required	Cost·Permit
AC Replacement	$6,300 – $18,700	required	Cost·Permit
Fence Installation	$2,900 – $13,200	usually required	Cost·Permit
Water Heater Replacement	$1,500 – $6,600	required	Cost·Permit
Pool Installation	$47,100 – $142,600	required	Cost·Permit
Window Replacement	$9,300 – $42,000	required	Cost·Permit
Electrical Panel Replacement	$2,300 – $8,400	required	Cost·Permit
Generator Installation	$8,000 – $27,100	required	Cost·Permit
Solar Panel Installation	$18,000 – $57,500	required	Cost·Permit
Kitchen Remodel	$21,100 – $107,800	conditional	Cost·Permit
Bathroom Remodel	$10,600 – $49,400	conditional	Cost·Permit
Driveway Replacement	$5,100 – $22,900	usually required	Cost·Permit
Paver Patio & Walkway	$4,200 – $19,000	conditional	Cost·Permit
Deck Construction	$6,700 – $34,200	required	Cost·Permit
Shed Installation	$2,100 – $14,200	conditional	Cost·Permit
Whole-House Repipe	$5,600 – $19,800	required	Cost·Permit
EV Charger Installation	$1,000 – $5,100	required	Cost·Permit
Hurricane Shutter Installation	$4,000 – $22,600	required	Cost·Permit
Pool Enclosure / Screen Cage	$11,300 – $52,500	required	Cost·Permit
Septic System Replacement	$9,400 – $34,900	required	Cost·Permit
Impact Window Installation	$11,200 – $52,500	required	Cost·Permit
Exterior Door Replacement	$1,100 – $8,000	usually required	Cost·Permit
Garage Door Replacement	$1,700 – $9,400	required	Cost·Permit
Siding Installation	$9,800 – $46,600	usually required	Cost·Permit
Stucco Repair	$1,100 – $18,900	conditional	Cost·Permit
Soffit & Fascia Replacement	$2,200 – $13,500	conditional	Cost·Permit
Gutter Installation	$1,000 – $7,600	rarely required	Cost·Permit
Roof Repair	$500 – $6,000	conditional	Cost·Permit
Flat Roof Replacement	$7,500 – $35,200	required	Cost·Permit
Attic Insulation	$1,400 – $8,600	rarely required	Cost·Permit
Ductwork Replacement	$3,000 – $14,500	required	Cost·Permit
Mini Split Installation	$2,900 – $15,100	required	Cost·Permit
Flooring Installation	$2,900 – $23,200	rarely required	Cost·Permit
Tile Installation	$2,100 – $18,800	rarely required	Cost·Permit
Interior Painting	$1,800 – $11,300	rarely required	Cost·Permit
Exterior Painting	$3,300 – $17,800	rarely required	Cost·Permit
Drywall Repair	$400 – $5,300	rarely required	Cost·Permit
Kitchen Cabinet Refacing	$5,300 – $23,400	rarely required	Cost·Permit
Countertop Replacement	$2,500 – $13,700	rarely required	Cost·Permit
Tub to Shower Conversion	$4,200 – $19,400	usually required	Cost·Permit
Sod Installation	$1,000 – $8,100	rarely required	Cost·Permit
Irrigation System Installation	$2,600 – $11,900	conditional	Cost·Permit
Tree Removal	$500 – $6,700	conditional	Cost·Permit
Outdoor Kitchen	$7,200 – $54,300	usually required	Cost·Permit
Seawall Repair	$10,100 – $120,100	required	Cost·Permit
Dock Construction	$11,400 – $107,400	required	Cost·Permit
Well Installation	$6,800 – $31,100	required	Cost·Permit
Mold Remediation	$1,800 – $18,200	conditional	Cost·Permit
Water Softener Installation	$1,500 – $7,900	usually required	Cost·Permit
Home Addition	$56,600 – $352,200	required	Cost·Permit

Philadelphia permitting basics

Jurisdiction	Philadelphia, Philadelphia County
Building department	Official site
Permit portal	Apply online
Owner-builder permits	Homeowner permits allowed on owner-occupied property
Contractor verification	Verify any license with Pennsylvania Department of Labor and Industry 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.