Cost to Half Bath Addition in San Antonio, TX
$4,450–$13,350 in San Antonio
11% below the national average · 0.89x cost multiplier
Expect to pay $4,450–$13,350 for a half bath addition in San Antonio, about 11% below the national benchmark. The Southeast region's contractor market and material costs account for most of this difference. The detailed breakdown below shows how budget, mid-range, and premium projects compare at San Antonio prices.
Cost Breakdown in San Antonio
| Line Item | Low | Mid | High |
|---|---|---|---|
| Cost per room | $2670 | $7565 | $13350 |
| Materials | $1,602 | $3,115 | $6,230 |
| Labor | $2,225 | $3,560 | $6,675 |
| Permits | $534 | $712 | $1,068 |
| Total | $4,361-11% vs. national avg | $7,654-11% vs. national avg | $14,863-11% vs. national avg |
Budget
Converting a closet or unused corner near existing plumbing. Stock toilet, pedestal sink, basic tile floor.
Mid-Range
New framed walls, proper plumbing rough-in, vanity with storage, porcelain tile, ventilation fan.
Premium
Fully built-out addition with custom vanity, designer tile, vessel sink, heated floor, designer lighting.
Material Options
Material prices below are national averages; availability in San Antonio may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Pedestal Sink | $150-$600 installed | Small half baths under 25 sq ft, traditional or vintage aestheticsSpace-saving, classic look, lower cost, easy to install |
| Compact Vanity (24-30 inch) | $400-$1,500 installed | Most half baths - the storage is worth itStorage for toiletries and cleaning supplies, cleaner look, many styles |
| Wall-Mounted Floating Vanity | $600-$2,500 installed | Modern or contemporary home styles, tight spacesMakes small space feel larger, modern aesthetic, easy floor cleaning |
| Patterned Cement or Encaustic Tile Floor | $8-$20/sq ft materials | Making a design statement in a small powder roomHigh visual impact in a small space, unique, trending |
| Basic Elongated Toilet | $300-$700 installed | Standard half baths with adequate floor spaceComfortable, widely available, reliable |
Other Projects in San Antonio
San Antonio Estimate
Typical Range
$4,450–$13,350
vs. National Average
11% below national
Cost Multiplier
0.89x
Cost Per room
$2670–$13350
Estimates apply San Antonio's 0.89x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.
See national average costs →