Comal County, Texas
Water well drilling in Comal County
TurnKey Wells helps Comal County property owners move from county records to tract-level questions and a clear drilling estimate. Tell us where the property is and what the well needs to support.
- Address-based project intake
- Property-specific planning
- Clear next steps
Screening land in Comal County? Start with public records, then tie the comparison to the exact tract.
What nearby household well records tell you
Comal County contains 3,680 domestic submitted-driller rows, including 3,679 with a positive total depth. Their median reported depth is 490 feet, the middle half runs from 400 to 600 feet, and the 90th-percentile planning marker is 680 feet. The full recorded domestic range is 10 to 1,420 feet, with a 504.8-foot average.
One domestic row does not carry a positive total-depth value and is not part of the depth calculation. Only 31 usable domestic rows fall below 100 feet, while 3,373 fall between 300 and 700 feet. Another 349 are 700 feet or deeper, including 54 above 1,000 feet. Those filings are research evidence, not a forecast for a tract.
Recorded domestic well depths
The middle half of reported domestic depths
Comal County records serve very different purposes
The county file is not one group of identical water wells. Separating household wells from shallow soil borings, monitor points, and larger-demand projects keeps the household depth picture useful.
Domestic depth logs
Positive household total-depth logs. The median is 490 feet, the middle half runs from 400 to 600 feet, the upper marker is 680 feet, and the recorded range is 10 to 1,420 feet.
Environmental soil borings
These shallow records average 15.9 feet and range from 1 to 150 feet. They can support environmental questions but do not belong in a household well-depth estimate.
Monitor records
Monitor records average 56.9 feet and range from 10 to 1,300 feet. Their purpose differs from a household completion, so they remain a separate comparison lane.
Positive-depth public-supply rows
Comal County has 105 public-supply filings, 104 with positive depths averaging 723.5 feet and ranging from 126 to 1,420 feet. Their demand and design should not set household expectations.
Other larger-demand and test records
Irrigation has 93 records averaging 470.3 feet, industrial has 56 averaging 718.9 feet, test wells have 39 averaging 607.8 feet, and stock has 38 averaging 529.6 feet. These records serve different jobs, so use class must travel with every depth number.
Comal County’s broad file needs to be sorted by purpose
Shallow borings pull a blended average down, while public-supply and industrial work can pull it up. Household planning should begin with domestic records and preserve every record’s use class.
Source and method: Texas Water Development Board Submitted Driller Reports. Comal County records are grouped by reported use, and this page summarizes positive depth values within those groups. Data verified August 23, 2026.

The complete Hill Country job is more than drilling footage
Rocky access, slope, gate width, overhead lines, septic placement, neighboring improvements, distance to power, intended demand, and equipment choices all belong in the plan.
Property access
Roads, gates, limestone terrain, slope, overhead lines, utility conflicts, turning room, and a safe stabilized work pad.
Water demand
Household use, livestock, irrigation, storage, treatment, and peak daily needs.
Pump and power
Pump selection, anticipated drawdown, electrical service, controls, pressure tank, line runs, and trenching.
Complete installation
Casing, completion materials, testing, storage, plumbing, treatment, freeze protection, cleanup, and startup.
Build the estimate around what the Comal County tract actually needs.
Share the address, intended use, access, timing, and any existing well information. We will follow up to understand the project and explain the next step.

Separate drilling footage from the finished system
A complete Comal County budget may include mobilization, drilling, casing, completion materials, pump and controls, pressure equipment, trenching, electrical work, storage, testing, treatment, freeze protection, and cleanup. The Texas water well drilling cost guide explains the major categories behind a headline estimate.
The county’s 1,998 positive domestic pump-depth values form a historical subset with a 460-foot median, a 380-to-540-foot middle band, and a 26-to-905-foot range. Those filings do not prescribe a new pump setting; water level, drawdown, demand, pump characteristics, and the completed well control that decision.
- Mobilization and setup
- Drilling and casing
- Pump and controls
- Pressure equipment
- Power and trenching
- Storage and treatment
- Water testing
- Site cleanup
Pre-Drill Intelligence Report
The county information on this page shows broad patterns. The paid report narrows the research to one Comal County property before you compare drilling quotes or choose the next step for your land.
- Nearby recorded wells and reported depths
- Property access and site-planning questions
- Questions to ask before drilling begins
- A clearer picture of the complete water system
Understand the ground before you drill. The groundwater database contains 734 Comal County rows: 406 are labeled Trinity, 264 Edwards (Balcones Fault Zone), 52 Unassigned, and 12 Other. The Texas Trinity aquifer guide and Edwards Balcones Fault Zone aquifer guide provide regional context, but historical labels do not prove the aquifer, depth, yield, water level, or chemistry for a tract. Comal Trinity Groundwater Conservation District and the Edwards Aquifer Authority have different geographic and regulatory lanes. Check the exact address or coordinates with the Texas groundwater conservation district lookup, review Edwards mapping when relevant, and confirm current requirements directly with the responsible authority. The county’s 788 plugged-well rows show county history, not proof about a property. Use the Texas water-well disclosure guide when an existing well is part of a sale.
From property address to drilling conversation
Tell us about the property
Share the address, how the water will be used, and when you hope to begin.
We review the project
We look at the location and follow up for any details needed to discuss the estimate.
Plan the drilling work
You receive a clear next step for the drilling quote and complete water system.
Plain answers before you plan the work
What do Comal County household well records show?
The county file includes 3,679 usable domestic total-depth logs with a 490-foot median, a 400-to-600-foot middle band, and a 680-foot upper marker. A property-level comparison is still needed before planning a new well.
Why can a broad Comal County average be misleading?
Hundreds of shallow environmental borings and monitor records serve different purposes, while public-supply and industrial work can run deeper. Separating records by use produces a more useful household planning picture.
Do Trinity or Edwards labels identify the aquifer for a tract?
No. Historical database labels provide regional context but do not prove the producing interval or authority for a property. Check exact mapping and confirm current requirements with the responsible authority.
Can a historical pump depth set a new pump?
No. The 1,998 positive domestic pump-depth values are a historical subset. A contractor should evaluate water level, drawdown, demand, pump characteristics, and the completed well.
Does a filed depth answer water quality or yield?
No. Depth, pump setting, aquifer label, and nearby records do not guarantee current yield or chemistry. Field measurements, appropriate laboratory testing, and licensed contractor guidance are still required.
Water Well Drilling Across Comal County
From New Braunfels and Spring Branch to rural acreage near Bulverde, Canyon Lake, Fischer, and Garden Ridge, Comal County planning starts with exact location, proposed use, access, power, and nearby domestic records. Mailing-city labels are orientation aids, not proof that records share geology, groundwater conditions, or jurisdiction.
Tell us about your Comal County property.
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- No long questionnaire
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- Clear options for drilling and pre-drill planning
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