Bexar County

Home permits and project costs in San Antonio, TX

Lower labor costs than the Texas Triangle average, with heavy summer cooling loads and widespread slab-on-grade construction.

Verified August 2026

Local cost index

-7%

vs national average

Permit fee index

-2%

vs national baseline

Population

1,451,853

Homeownership

53%

Do you need a permit in San Antonio?

For most structural work, yes

San Antonio enforces statewide irc adoption for residential construction, amended locally through Bexar 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 San Antonio

National baselines adjusted by the local labor and materials index.

Project	Typical cost	Permit	Deep pages
Roof Replacement	$9,200 – $31,000	required	Cost·Permit
AC Replacement	$5,000 – $14,800	required	Cost·Permit
Fence Installation	$2,300 – $10,400	usually required	Cost·Permit
Water Heater Replacement	$1,100 – $5,100	required	Cost·Permit
Pool Installation	$36,300 – $109,700	required	Cost·Permit
Window Replacement	$7,300 – $32,900	required	Cost·Permit
Electrical Panel Replacement	$1,800 – $6,500	required	Cost·Permit
Generator Installation	$6,200 – $20,900	required	Cost·Permit
Solar Panel Installation	$14,500 – $46,400	required	Cost·Permit
Kitchen Remodel	$17,000 – $87,000	conditional	Cost·Permit
Bathroom Remodel	$8,500 – $39,600	conditional	Cost·Permit
Driveway Replacement	$4,000 – $18,000	usually required	Cost·Permit
Paver Patio & Walkway	$3,300 – $15,000	conditional	Cost·Permit
Deck Construction	$5,200 – $26,600	required	Cost·Permit
Shed Installation	$1,700 – $11,300	conditional	Cost·Permit
Whole-House Repipe	$4,200 – $15,100	required	Cost·Permit
EV Charger Installation	$800 – $4,000	required	Cost·Permit
Hurricane Shutter Installation	$3,100 – $17,300	required	Cost·Permit
Pool Enclosure / Screen Cage	$8,600 – $40,200	required	Cost·Permit
Septic System Replacement	$7,200 – $26,900	required	Cost·Permit
Impact Window Installation	$8,800 – $41,000	required	Cost·Permit
Exterior Door Replacement	$900 – $6,200	usually required	Cost·Permit
Garage Door Replacement	$1,300 – $7,200	required	Cost·Permit
Siding Installation	$7,600 – $36,200	usually required	Cost·Permit
Stucco Repair	$800 – $15,000	conditional	Cost·Permit
Soffit & Fascia Replacement	$1,700 – $10,500	conditional	Cost·Permit
Gutter Installation	$800 – $6,100	rarely required	Cost·Permit
Roof Repair	$400 – $4,500	conditional	Cost·Permit
Flat Roof Replacement	$5,800 – $26,900	required	Cost·Permit
Attic Insulation	$1,100 – $7,100	rarely required	Cost·Permit
Ductwork Replacement	$2,400 – $11,500	required	Cost·Permit
Mini Split Installation	$2,300 – $12,000	required	Cost·Permit
Flooring Installation	$2,300 – $18,800	rarely required	Cost·Permit
Tile Installation	$1,700 – $14,900	rarely required	Cost·Permit
Interior Painting	$1,400 – $8,800	rarely required	Cost·Permit
Exterior Painting	$2,600 – $13,900	rarely required	Cost·Permit
Drywall Repair	$300 – $4,200	rarely required	Cost·Permit
Kitchen Cabinet Refacing	$4,200 – $18,700	rarely required	Cost·Permit
Countertop Replacement	$2,100 – $11,400	rarely required	Cost·Permit
Tub to Shower Conversion	$3,300 – $15,100	usually required	Cost·Permit
Sod Installation	$800 – $6,600	rarely required	Cost·Permit
Irrigation System Installation	$2,100 – $9,400	conditional	Cost·Permit
Tree Removal	$400 – $5,100	conditional	Cost·Permit
Outdoor Kitchen	$5,700 – $42,500	usually required	Cost·Permit
Seawall Repair	$7,700 – $91,100	required	Cost·Permit
Dock Construction	$8,600 – $81,500	required	Cost·Permit
Well Installation	$5,200 – $23,800	required	Cost·Permit
Mold Remediation	$1,400 – $14,000	conditional	Cost·Permit
Water Softener Installation	$1,100 – $6,100	usually required	Cost·Permit
Home Addition	$43,300 – $269,400	required	Cost·Permit

San Antonio permitting basics

Jurisdiction	San Antonio, Bexar County
Building department	Official site
Permit portal	Apply online
Owner-builder permits	Owner-builder permits allowed on owner-occupied property
Contractor verification	Verify any license with Texas Department of Licensing and Regulation 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.