How deep are water wells in Jack County, Texas?

Half of the home water wells drilled in Jack County in the last 10 years are between 200 and 265 feet deep. The median is 220 feet, based on 760 driller reports filed with the state. Drillers measured the water standing a median 83 feet below the surface (87 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)
200 to 265 ft
Median depth
220 feet
Deepest 10% are past
340 feet
Water level (median)
83 feet (87 wells)
Yield (median)
12 gallons per minute (3% pump-tested)
Wells used
760
Period
Last 10 years
Latest report
October 29, 2026
Depth rank
147 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
0 to 502
50 to 10015
100 to 15098
150 to 20074
200 to 250327
250 to 30086
300 to 35095
350 to 40022
400 to 45028
450 to 5002
500 to 5507
550 to 6002
600 to 6501
650 to 7001

Median depth by year

Median depth of home wells finished each year. Years with fewer than 10 wells are not shown.

YearMedian (ft)Wells
200226034
200320050
200420049
200520365
200620082
200720057
200822143
200920044
201022041
201118050
201222049
201325046
201424077
201520021
201622033
201720044
201820043
201920050
202022065
2021200109
202222095
2023200109
202424085
202522086
202626068

Are wells in Jack County getting deeper?

Home well depth in Jack County has not changed meaningfully: the median was 200 feet in 2003 to 2007 and 220 feet in 2021 to 2025 (a difference under 10% or within the margin of error). The water level has not changed meaningfully (80 feet then, 90 feet now). Read the 20-year study.

Aquifers under the county

The Texas Water Development Board maps the Trinity, a major aquifer, at the surface (outcrop) across 6% of the county; the Cross Timbers, a minor aquifer, under 99% of the county.

What a well costs in Jack County

At the median depth for Jack County (220 feet), a complete home well (drilling, casing, pump, pressure tank and hookup at the well) would cost roughly $8,000 to $19,500, 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 Jack County?

The middle half of home wells drilled there are 200 to 265 feet deep; one in ten goes past 340 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 Jack County?

At the median depth (220 feet), a complete well would cost roughly $8,000 to $19,500 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 Jack County?

Drillers reported a median of 12 gallons per minute (587 wells). Only 3% of those figures come from a pump test; the rest are the driller's estimate, so treat them as a guide.

Are wells in Jack County getting deeper?

Home well depth in Jack County has not changed meaningfully: the median was 200 feet in 2003 to 2007 and 220 feet in 2021 to 2025 (a difference under 10% or within the margin of error). The water level has not changed meaningfully (80 feet then, 90 feet now).

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