Florida Well Data › St. Johns County
St. Johns County, Florida: well depth, water level & drilling cost
✓ 17,533 FL WMD/county records · verified 2026-06-30
How deep are wells in St. Johns County, Florida?
The median drilled well depth in St. Johns County is 90 ft, based on 16,411 wells with recorded depths in the state FL WMD/county database. Half of all wells fall between 52 ft and 250 ft; 90% are shallower than 380 ft. Wells drilled since 2016 have a median depth of 300 ft.
How much does it cost to drill a well in St. Johns County?
Applying published per-foot rates to the local median depth of 300 ft: drilling and casing alone typically runs $7,500–$19,500; a complete system including pump, pressure tank, and hookup typically runs $18,000–$30,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in St. Johns County?
The median static water level is 8 ft below ground surface (middle half of wells: 5 ft–12 ft), from 10,807 measurements.
How much water do wells in St. Johns County produce?
Few pump tests are recorded for this county.
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Drilled depth distribution
Who drills wells in St. Johns County?
Companies by number of wells permitted in this county since 2016, per public water-management-district and county well-permit records.
| Driller | Wells since 2016 |
|---|---|
| Loyd Plaisted | 23 |
| Eric Fox | 10 |
| Richard C | 7 |
| Lance Partridge | 5 |
| Blake Hare | 5 |
| Austin Layman | 5 |
| Randy B | 4 |
| Donal Partridge | 4 |
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Median depth, water level, and yield for each ZIP code with recorded wells.
- Saint Augustine (32092) — 93 wells, median 315 ft
- Augustine (32095) — 57 wells, median 81 ft
- Ponte Vedra Beach (32082) — 56 wells, median 56 ft
- Augustine (32086) — 51 wells, median 80 ft
- Elkton (32033) — 50 wells, median 260 ft
Method: medians computed from FL WMD/county records (public well records aggregated from Florida water-management districts + county programs (well-use codes vary by source, so all filed wells are included); depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.