Septic System Cost in Texas (2026)
Compare septic system costs across 6 cities in Texas. Prices range from $6,200 in El Paso to $8,200 in Austin.
State average
$7,250
Range
$6,200 – $8,200
Cities tracked
6
City comparison
| City | Avg cost | Budget range | High-end range | vs state avg |
|---|---|---|---|---|
| Austin, TX | $8,200 | $2,900–$3,600 | $17,700–$22,600 | +13% |
| Dallas, TX | $7,600 | $2,700–$3,300 | $16,400–$20,900 | +5% |
| Fort Worth, TX | $7,400 | $2,600–$3,200 | $15,900–$20,300 | +2% |
| Houston, TX | $7,300 | $2,600–$3,200 | $15,700–$20,100 | +1% |
| San Antonio, TX | $6,800 | $2,400–$3,000 | $14,600–$18,600 | -6% |
| El Paso, TX | $6,200 | $2,200–$2,700 | $13,300–$17,000 | -14% |
Explore each city
Austin, TX
Avg: $8,200 · $2,900–$22,600
Dallas, TX
Avg: $7,600 · $2,700–$20,900
Fort Worth, TX
Avg: $7,400 · $2,600–$20,300
Houston, TX
Avg: $7,300 · $2,600–$20,100
San Antonio, TX
Avg: $6,800 · $2,400–$18,600
El Paso, TX
Avg: $6,200 · $2,200–$17,000
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Frequently asked questions
The average septic system in Texas costs $7,250. Prices range from $6,200 in El Paso to $8,200 in Austin. Costs vary by city due to differences in labor rates, material availability, and local code requirements.