Texas Water Well
Drilling Cost
The average residential well in Texas is 225 feet deep and costs $8,550 in 2026. Drilling rates range from $25 to $58 per foot, with total project costs varying based on depth, geology, and pump system.
Avg. Well Depth
225 ft
Cost / Foot
$25–$58
Total Project
$8,550
vs. National
14% above avg.
Texas Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,500–$5,800 | $7,300–$10,600 | $8,600 |
| 150 ft | $3,750–$8,700 | $8,950–$13,900 | $10,900 |
| 200 ft | $5,000–$11,600 | $10,600–$17,200 | $13,200 |
| 300 ft | $7,500–$17,400 | $13,900–$23,800 | $17,800 |
| 400 ft | $10,000–$23,200 | $17,200–$30,400 | $22,400 |
| 500 ft | $12,500–$29,000 | $20,500–$37,000 | $27,000 |
*Drilling only = drilling labor per foot. Complete system includes casing, pump, pressure tank, electrical, and permits. Costs are Texas estimates for 2026.
Texas Well System Component Costs
| Service | Low | High | Average |
|---|---|---|---|
| Well Casing — PVC (225 ft) | $1,350 | $2,475 | $1,800 |
| Well Casing — Steel (225 ft) | $6,750 | $29,250 | $14,625 |
| Submersible Pump | $300 | $2,000 | $1,000 |
| Pressure Tank | $500 | $2,000 | $1,100 |
| Electrical Hookup | $1,000 | $3,000 | $1,800 |
| Permits | $0 | $500 | Varies |
| Water Quality Testing | $50 | $500 | $200 |
*Component costs based on Texas average well depth of 225 ft. Steel casing is typically required for bedrock wells; PVC is used in unconsolidated formations.
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Itemized Cost Estimate
This estimate is 99% above the Texas average of $8,550
Estimates are approximate. Actual costs depend on site conditions and contractor pricing.
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Texas Geology & Aquifers
Texas spans multiple major geologic provinces: the Gulf Coastal Plain with thick sand and clay formations, the Edwards Plateau with massive Cretaceous limestone, the Ogallala-capped High Plains in the Panhandle, and the Trans-Pecos region with complex igneous and sedimentary terrain. Each region presents distinctly different drilling challenges.
Understanding your local geology is important because rock type directly affects drilling cost. Hard crystalline rock (granite, gneiss) costs more to penetrate than soft sedimentary formations (sandstone, limestone) or unconsolidated deposits (sand, gravel). Your well driller can estimate costs based on nearby well logs.
Primary Aquifer
Ogallala (High Plains) Aquifer / Edwards (Balcones Fault Zone) Aquifer / Gulf Coast Aquifer / Carrizo-Wilcox Aquifer / Trinity Aquifer
Water table depth: 50-300 feet across the Ogallala (declining significantly); 200-600 feet in the Edwards; 100-1,000+ feet along the Gulf Coast
Best Drilling Season
Year-round in most of Texas; extreme summer heat in west Texas can slow operations but doesn't prevent drilling
Population on well water: About 14% of Texas households use private wells — over 1 million wells statewide — with the heaviest use in the Hill Country, Panhandle, and rural Gulf Coast
Why Well Depth Varies in Texas
Wells in Texas range from 50 to 800 feet deep. The wide range is driven by regional differences in geology, water table depth, and aquifer type. A well in one part of the state may cost significantly more or less than another area just 50 miles away.
50 ft
Shallowest typical wells
Usually in areas with high water tables, sandy soils, or alluvial aquifers near rivers
225 ft
State average depth
Typical residential well for most Texas locations
800 ft
Deepest typical wells
Usually in arid areas, mountain terrain, or where shallow aquifers are depleted
Texas Well Drilling Permits & Regulations
Texas requires all water well drillers to be licensed by the Texas Department of Licensing and Regulation (TDLR). Homeowners may drill their own wells on their own property for domestic use, but the well must meet construction standards.
Permit Authority
- Authority
- Groundwater Conservation Districts (over 100 across the state) regulate groundwater; the Texas Commission on Environmental Quality (TCEQ) oversees public water supply wells; no statewide permit for domestic wells outside of GCD jurisdiction
- Permit Cost
- $0-$500 (varies by GCD; some areas have no permitting)
Water Rights
- Doctrine
- Rule of Capture (absolute ownership of groundwater beneath your land), modified by Groundwater Conservation Districts that may limit production based on managed available groundwater
Well Water Quality in Texas
Well water quality in Texas varies by location and aquifer type. Testing your water at least annually is recommended, and a comprehensive test should be done before using a new well.
Common Water Quality Issues
arsenic
Treatment: reverse osmosis or adsorption media filter
fluoride
Treatment: reverse osmosis or activated alumina filter
nitrate
Treatment: reverse osmosis or ion exchange system
total dissolved solids
Treatment: reverse osmosis system
radium
Treatment: water softener or reverse osmosis
hydrogen sulfide
Treatment: aeration system or chlorine injection
brackish water at depth
Treatment: appropriate treatment system
Testing Recommendations
- Before first use: Full panel including bacteria, nitrates, pH, and state-specific contaminants ($150–$500)
- Annually: Bacteria (coliform) and nitrate testing at minimum ($50–$100)
- After flooding or repairs: Bacteria test to confirm well integrity ($25–$50)
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Well Drilling Costs by City in Texas
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