Maryland Well Data › Anne Arundel County
Anne Arundel County, Maryland: well depth, owners & drilling cost
✓ 2,425 USGS NWIS records · verified 2026-09-22
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How deep are wells in Anne Arundel County, Maryland?
The median drilled well depth in Anne Arundel County is 125 ft, based on 2,425 wells with recorded depths in the state USGS NWIS database. Half of all wells fall between 72 ft and 225 ft; 90% are shallower than 425 ft. Wells drilled since 2016 have a median depth of 386 ft.
How much does it cost to drill a well in Anne Arundel County?
Applying published per-foot rates to the local median depth of 125 ft: drilling and casing alone typically runs $3,125–$8,125; a complete system including pump, pressure tank, and hookup typically runs $7,500–$12,500. Actual quotes depend on site access, geology, and casing requirements.
Drilled depth distribution
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Well records by ZIP code in Anne Arundel County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Annapolis (21403) — 139 wells, median 83 ft
- Odenton (21113) — 115 wells, median 168 ft
- Glen Burnie (21061) — 111 wells, median 119 ft
- Arnold (21012) — 110 wells, median 130 ft
- Pasadena (21122) — 100 wells, median 90 ft
- Severna Park (21146) — 95 wells, median 108 ft
- Annapolis (21409) — 87 wells, median 108 ft
- Crofton (21114) — 84 wells, median 176 ft
- Severn (21144) — 81 wells, median 105 ft
- Hanover (21076) — 73 wells, median 158 ft
- Annapolis (21401) — 72 wells, median 121 ft
- Harwood (20776) — 70 wells, median 263 ft
- Millersville (21108) — 68 wells, median 118 ft
- Edgewater (21037) — 67 wells, median 90 ft
- Crownsville (21032) — 66 wells, median 125 ft
- Glen Burnie (21060) — 66 wells, median 120 ft
- Riva (21140) — 63 wells, median 74 ft
- Gambrills (21054) — 63 wells, median 115 ft
- Lothian (20711) — 62 wells, median 133 ft
- Mayo (21106) — 59 wells, median 80 ft
- Fort George G Meade (20755) — 58 wells, median 187 ft
- Linthicum Heights (21090) — 56 wells, median 101 ft
- Davidsonville (21035) — 52 wells, median 161 ft
- Annapolis (21402) — 52 wells, median 101 ft
- Curtis Bay (21226) — 51 wells, median 190 ft
- Harmans (21077) — 50 wells, median 77 ft
Method: medians computed from USGS NWIS records (USGS NWIS groundwater inventory, water-supply wells only (monitoring wells, test holes and injection wells excluded), and only wells carrying a measured depth). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.