How deep are water wells in Sterling County, Texas?

Half of the home water wells drilled in Sterling County since 2001 are between 110 and 150 feet deep. The median is 120 feet, based on 59 driller reports filed with the state. Drillers measured the water standing a median 60 feet below the surface (51 wells). That is shallower than the Texas median of 250 feet.

Updated every day from Texas Water Development Board driller reports. Last update: November 10, 2026, using the state file of November 9, 2026. These are depths of real wells drilled nearby, not a promise about any property. Groundwater can change over short distances and with drought. A licensed water well driller can tell you what to expect on a specific tract.

Key figures

Typical depth (middle half)
110 to 150 ft
Median depth
120 feet
Deepest 10% are past
298 feet
Water level (median)
60 feet (51 wells)
Yield (median)
40 gallons per minute (2% pump-tested)
Wells used
59
Period
Since 2001
Latest report
April 16, 2025
Depth rank
212 of 245 (1 = deepest)
Confidence
Standard

How deep the wells are

Number of home wells by depth, last 10 years (or since 2001 where wells are few).

Depth (ft)Wells
50 to 1004
100 to 15040
150 to 2002
200 to 2503
250 to 3004
300 to 3503
350 to 4002
400 to 4501

Are wells in Sterling County getting deeper?

Sterling County does not have enough domestic wells in both 2003 to 2007 and 2021 to 2025 (at least 30 in each) to compare. Read the 20-year study.

Aquifers under the county

The Texas Water Development Board maps the Edwards-Trinity (Plateau), a major aquifer, at the surface (outcrop) across 67% of the county; the Dockum, a minor aquifer, under 98% of the county; the Lipan, a minor aquifer, under 22% of the county.

What a well costs in Sterling County

At the median depth for Sterling County (120 feet), a complete home well (drilling, casing, pump, pressure tank and hookup at the well) would cost roughly $5,500 to $13,500, by TerraFunded's estimate from published Texas prices. Trenching and the line to the house are extra. Get quotes from at least two licensed drillers.

Neighboring counties

Common questions

How deep do I need to drill a well in Sterling County?

The middle half of home wells drilled there are 110 to 150 feet deep; one in ten goes past 298 feet. The depth a given tract needs depends on where it is and what layers the driller hits.

How much does a water well cost in Sterling County?

At the median depth (120 feet), a complete well would cost roughly $5,500 to $13,500 by TerraFunded's estimate from published Texas driller prices ($25 to $60 per foot plus pump and equipment). The real price comes from a driller's quote.

How much water does a well produce in Sterling County?

Drillers reported a median of 40 gallons per minute (50 wells). Only 2% of those figures come from a pump test; the rest are the driller's estimate, so treat them as a guide.

Are wells in Sterling County getting deeper?

Sterling County does not have enough domestic wells in both 2003 to 2007 and 2021 to 2025 (at least 30 in each) to compare.

How do I see the well report for a property or a neighbor's well?

Every well drilled in Texas since 2001 has a public driller's report. On this page's map, tap a well to open its official report on the state's site, or look it up by location in the TWDB viewer.

How to read these numbers

Figures cover new and replacement domestic (home) wells, from the reports licensed drillers file with the state. Read the full methodology. Download the county table (CSV).

How to cite: TerraFunded Texas Well Atlas, from Texas Water Development Board driller reports (data as of November 9, 2026). https://terrafunded.com/wells

Sources

All counties