New Hampshire Well Data › Rockingham County
Rockingham County, New Hampshire: well depth, water level & drilling cost
✓ 25,824 NHDES records · verified 2026-10-19
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How deep are wells in Rockingham County, New Hampshire?
The median drilled well depth in Rockingham County is 305 ft, based on 25,811 wells with recorded depths in the state NHDES database. Half of all wells fall between 220 ft and 450 ft; 90% are shallower than 620 ft. Wells drilled since 2016 have a median depth of 400 ft.
How much does it cost to drill a well in Rockingham County?
Applying published per-foot rates to the local median depth of 400 ft: drilling and casing alone typically runs $10,000–$26,000; a complete system including pump, pressure tank, and hookup typically runs $24,000–$40,000. Actual quotes depend on site access, geology, and casing requirements.
What is the static water level in Rockingham County?
The median static water level is 20 ft below ground surface (middle half of wells: 12 ft–30 ft), from 17,761 measurements.
How much water do wells in Rockingham County produce?
The median tested yield is 10 gpm (middle half: 5 gpm–20 gpm), from 25,060 pump tests. A typical household needs 5–10 gpm.
Drilled depth distribution
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Well records by ZIP code in Rockingham County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Windham (03087) — 2,207 wells, median 405 ft
- Londonderry (03053) — 1,719 wells, median 305 ft
- North Salem (03073) — 1,278 wells, median 353 ft
- Auburn (03032) — 1,165 wells, median 405 ft
- Fremont (03044) — 1,053 wells, median 280 ft
- Epping (03042) — 950 wells, median 280 ft
- East Derry (03041) — 904 wells, median 320 ft
- Chester (03036) — 887 wells, median 340 ft
- Deerfield (03037) — 806 wells, median 344 ft
- Stratham (03885) — 804 wells, median 220 ft
- Sandown (03873) — 789 wells, median 305 ft
- Raymond (03077) — 712 wells, median 265 ft
- Kingston (03848) — 696 wells, median 240 ft
- Northwood (03261) — 690 wells, median 340 ft
- Hampstead (03841) — 659 wells, median 300 ft
- Plaistow (03865) — 615 wells, median 300 ft
- Greenland (03840) — 613 wells, median 260 ft
- West Nottingham (03291) — 579 wells, median 340 ft
- Nottingham (03290) — 576 wells, median 300 ft
- East Kingston (03827) — 552 wells, median 305 ft
- Derry (03038) — 548 wells, median 305 ft
- Hampton Falls (03844) — 545 wells, median 260 ft
- Hampton (03843) — 512 wells, median 301 ft
- Candia (03034) — 504 wells, median 406 ft
- East Candia (03040) — 501 wells, median 385 ft
- Salem (03079) — 494 wells, median 305 ft
- Atkinson (03811) — 465 wells, median 300 ft
- Danville (03819) — 465 wells, median 300 ft
- East Hampstead (03826) — 454 wells, median 305 ft
- Newfields (03856) — 452 wells, median 320 ft
- Newton (03858) — 433 wells, median 400 ft
- Exeter (03833) — 357 wells, median 300 ft
- Newmarket (03857) — 302 wells, median 300 ft
- North Hampton (03862) — 238 wells, median 263 ft
- Rye Beach (03871) — 214 wells, median 260 ft
- Newton Junction (03859) — 193 wells, median 305 ft
- Seabrook (03874) — 156 wells, median 180 ft
- Manchester (03109) — 155 wells, median 365 ft
- Portsmouth (03802) — 113 wells, median 20 ft
- Rye (03870) — 102 wells, median 240 ft
- Hampton (03842) — 88 wells, median 215 ft
Method: medians computed from NHDES records (NHDES Water Well Inventory, water-supply wells only (test/exploration and closed-loop geothermal 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.