Florida Well Data › St. Johns County

St. Johns County, Florida: well depth, water level & drilling cost

Name: St. Johns County, Florida water well statistics
Creator: Florida Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 17,575 FL WMD/county records · verified 2026-08-14

90 ftmedian well depth

52 ft–250 fttypical depth range

8 ftmedian static water level

—median yield (— tests)

How deep are wells in St. Johns County, Florida?

The median drilled well depth in St. Johns County is 90 ft, based on 16,453 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.

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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 10,814 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

0–50 ft 3,747 50–100 ft 5,617 100–150 ft 1,436 150–200 ft 314 200–300 ft 2,003 300–400 ft 1,898 400–600 ft 1,339 600+ ft 99

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	25
Eric Fox	10
Richard C	7
JAMES CORNELIO	6
Austin Layman	6
Lance Partridge	5
Blake Hare	5
Randy B	4

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Looking at a specific property in St. Johns County?

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Well records by ZIP code in St. Johns County

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
Hastings (32145) — 51 wells, median 218 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.