Ohio Well Data › Allen County

Allen County, Ohio: well depth, water level & drilling cost

Name: Allen County, Ohio water well statistics
Creator: Ohio Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 7,134 ODNR records · verified 2026-09-28

70 ftmedian well depth

52 ft–102 fttypical depth range

27 ftmedian static water level

15 gpmmedian yield (6,488 tests)

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How deep are wells in Allen County, Ohio?

The median drilled well depth in Allen County is 70 ft, based on 7,132 wells with recorded depths in the state ODNR database. Half of all wells fall between 52 ft and 102 ft; 90% are shallower than 160 ft. Wells drilled since 2016 have a median depth of 74 ft.

How much does it cost to drill a well in Allen County?

Applying published per-foot rates to the local median depth of 74 ft: drilling and casing alone typically runs $1,850–$4,810; a complete system including pump, pressure tank, and hookup typically runs $4,440–$7,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Allen County?

The median static water level is 27 ft below ground surface (middle half of wells: 18 ft–40 ft), from 6,757 measurements.

How much water do wells in Allen County produce?

The median tested yield is 15 gpm (middle half: 10 gpm–20 gpm), from 6,488 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 1,503 50–100 ft 3,648 100–150 ft 1,150 150–200 ft 489 200–300 ft 263 300–400 ft 63 400–600 ft 16 600+ ft 0

Who drills wells in Allen County?

Companies by number of wells completed in this county since 2016, per filed well logs (ODNR Division of Geological Survey).

Driller	Wells since 2016
G H BIERLY INC	427
MAAS BROTHERS DRILLING	66
QUINTER WELL DRILLING LLC	51
SEVER WATER WELL DRILLING	33
EATON WELL DRILLING INC	12
BENCHMARK DRILLING	12
MASON WELL DRILLING	12
STOEPFEL DRILLING LLC	9

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Well records by ZIP code in Allen County

Median depth, water level, and yield for each ZIP code with recorded wells.

Lima (45806) — 1,451 wells, median 81 ft
Lima (45801) — 1,039 wells, median 66 ft
Elida (45807) — 804 wells, median 60 ft
Bluffton (45817) — 710 wells, median 60 ft
Delphos (45833) — 701 wells, median 65 ft
Lima (45805) — 668 wells, median 90 ft
Harrod (45850) — 655 wells, median 73 ft
Spencerville (45887) — 550 wells, median 73 ft
Lima (45804) — 470 wells, median 80 ft
Lima (45802) — 228 wells, median 75 ft
Cairo (45820) — 132 wells, median 43 ft
Gomer (45809) — 106 wells, median 71 ft
Lafayette (45854) — 89 wells, median 65 ft
Beaverdam (45808) — 72 wells, median 60 ft

Method: medians computed from ODNR records (water-supply wells only (domestic, public/municipal, commercial, industrial, agricultural/irrigation, fire protection) — monitoring, test/boring, heat-pump, injection, abandoned/sealed and unclassified wells 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.