Texas Water Well Reports › Montgomery County
Montgomery County, Texas: well depth, water level & drilling cost
✓ 12,469 TDLR SDR records · verified 2026-09-22
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How deep are wells in Montgomery County, Texas?
The median drilled well depth in Montgomery County is 225 ft, based on 12,465 wells with recorded depths in the state TDLR SDR database. Half of all wells fall between 190 ft and 299 ft; 90% are shallower than 398 ft. Wells drilled since 2016 have a median depth of 220 ft.
How much does it cost to drill a well in Montgomery County?
Applying published per-foot rates to the local median depth of 220 ft: drilling and casing alone typically runs $5,500–$14,300; a complete system including pump, pressure tank, and hookup typically runs $13,200–$22,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Montgomery County?
The median static water level is 71 ft below ground surface (middle half of wells: 52 ft–108 ft), from 12,237 measurements.
How much water do wells in Montgomery County produce?
The median tested yield is 40 gpm (middle half: 25 gpm–60 gpm), from 11,444 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
Who drills wells in Montgomery County?
Companies by number of water wells completed in this county since 2016, per filed driller reports (SDR).
| Driller | Wells since 2016 |
|---|---|
| Ricky Bonds Water Wells | 698 |
| Ballard Water Well Co. LLC | 493 |
| HURST WATER WELLS | 294 |
| Ballard Water Well Co LLC | 263 |
| Coastal Waterwell Services Inc. | 234 |
| AQUA STAR LLC | 233 |
| B&R WATER WELL DRILLING, LLC | 206 |
| Main Stream Environmental | 145 |
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Well records by ZIP code in Montgomery County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Montgomery (77316) — 1,584 wells, median 230 ft
- Magnolia (77355) — 1,459 wells, median 230 ft
- Magnolia (77354) — 1,211 wells, median 230 ft
- 77357 — 1,126 wells, median 200 ft
- Cleveland (77328) — 1,024 wells, median 200 ft
- Montgomery (77356) — 951 wells, median 296 ft
- Willis (77378) — 837 wells, median 300 ft
- Conroe (77302) — 686 wells, median 200 ft
- Conroe (77303) — 663 wells, median 210 ft
- Conroe (77306) — 520 wells, median 195 ft
- Willis (77318) — 519 wells, median 251 ft
- Splendora (77372) — 370 wells, median 244 ft
- Conroe (77384) — 344 wells, median 240 ft
- Conroe (77304) — 306 wells, median 368 ft
- Conroe (77385) — 278 wells, median 236 ft
- Spring (77386) — 262 wells, median 270 ft
- Porter (77365) — 224 wells, median 230 ft
- 77362 — 123 wells, median 227 ft
- Conroe (77301) — 94 wells, median 209 ft
- 77380 — 79 wells, median 305 ft
- Magnolia (77353) — 71 wells, median 228 ft
Method: medians computed from TDLR SDR records (water-supply wells only (domestic, irrigation, stock, public supply, industrial) — monitoring, environmental borings, test holes, injection and geothermal excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.