Maryland Water Well
Drilling Cost
The average residential well in Maryland is 180 feet deep and costs $7,740 in 2026. Drilling rates range from $28 to $62 per foot, with total project costs varying based on depth, geology, and pump system.
Avg. Well Depth
180 ft
Cost / Foot
$28–$62
Total Project
$7,740
vs. National
Near average
Maryland Well Drilling Cost by Depth
| Well Depth | Drilling Only | Complete System | Est. Total |
|---|---|---|---|
| 100 ft | $2,800–$6,200 | $7,600–$11,000 | $9,100 |
| 150 ft | $4,200–$9,300 | $9,400–$14,500 | $11,650 |
| 200 ft | $5,600–$12,400 | $11,200–$18,000 | $14,200 |
| 300 ft | $8,400–$18,600 | $14,800–$25,000 | $19,300 |
| 400 ft | $11,200–$24,800 | $18,400–$32,000 | $24,400 |
| 500 ft | $14,000–$31,000 | $22,000–$39,000 | $29,500 |
*Drilling only = drilling labor per foot. Complete system includes casing, pump, pressure tank, electrical, and permits. Costs are Maryland estimates for 2026.
Maryland Well System Component Costs
| Service | Low | High | Average |
|---|---|---|---|
| Well Casing — PVC (180 ft) | $1,080 | $1,980 | $1,440 |
| Well Casing — Steel (180 ft) | $5,400 | $23,400 | $11,700 |
| Submersible Pump | $300 | $2,000 | $1,000 |
| Pressure Tank | $500 | $2,000 | $1,100 |
| Electrical Hookup | $1,000 | $3,000 | $1,800 |
| Permits | $100 | $400 | Varies |
| Water Quality Testing | $50 | $500 | $200 |
*Component costs based on Maryland average well depth of 180 ft. Steel casing is typically required for bedrock wells; PVC is used in unconsolidated formations.
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Itemized Cost Estimate
This estimate is 88% above the Maryland average of $7,740
Estimates are approximate. Actual costs depend on site conditions and contractor pricing.
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Maryland Geology & Aquifers
Maryland straddles the fall line between the Piedmont's crystalline metamorphic rock and the Coastal Plain's unconsolidated sands and clays. Western Maryland's Ridge and Valley province has folded sedimentary rock — sandstone and limestone — with wells tapping fault-controlled fracture zones.
Understanding your local geology is important because rock type directly affects drilling cost. Hard crystalline rock (granite, gneiss) costs more to penetrate than soft sedimentary formations (sandstone, limestone) or unconsolidated deposits (sand, gravel). Your well driller can estimate costs based on nearby well logs.
Primary Aquifer
Piedmont Crystalline Aquifer / Coastal Plain Aquifer System (Aquia, Magothy, Patapsco formations)
Water table depth: 30-100 feet on the Coastal Plain; 80-300 feet in the Piedmont; 100-400 feet in western Maryland
Best Drilling Season
March through November; mild winters allow some year-round drilling on the Eastern Shore and Coastal Plain
Population on well water: About 22% of Maryland households use private wells, with the highest rates on the rural Eastern Shore and in western Maryland
Why Well Depth Varies in Maryland
Wells in Maryland range from 40 to 500 feet deep. The wide range is driven by regional differences in geology, water table depth, and aquifer type. A well in one part of the state may cost significantly more or less than another area just 50 miles away.
40 ft
Shallowest typical wells
Usually in areas with high water tables, sandy soils, or alluvial aquifers near rivers
180 ft
State average depth
Typical residential well for most Maryland locations
500 ft
Deepest typical wells
Usually in arid areas, mountain terrain, or where shallow aquifers are depleted
Maryland Well Drilling Permits & Regulations
Maryland requires water well drillers to be licensed by MDE. Separate pump installer licenses are required. Homeowner drilling is not allowed.
Permit Authority
- Authority
- Maryland Department of the Environment (MDE) and county health departments jointly administer well permits
- Permit Cost
- $100-$400
Water Rights
- Doctrine
- Reasonable Use (with a permit system for appropriations exceeding 10,000 gallons per day)
Well Water Quality in Maryland
Well water quality in Maryland varies by location and aquifer type. Testing your water at least annually is recommended, and a comprehensive test should be done before using a new well.
Common Water Quality Issues
iron
Treatment: iron filter or oxidation system
manganese
Treatment: oxidation filter or greensand system
radon
Treatment: aeration or granular activated carbon system
arsenic
Treatment: reverse osmosis or adsorption media filter
nitrate in agricultural areas of the Eastern Shore
Treatment: reverse osmosis or ion exchange system
Testing Recommendations
- Before first use: Full panel including bacteria, nitrates, pH, and state-specific contaminants ($150–$500)
- Annually: Bacteria (coliform) and nitrate testing at minimum ($50–$100)
- After flooding or repairs: Bacteria test to confirm well integrity ($25–$50)
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Well Drilling Costs by City in Maryland
Well drilling costs vary by location within Maryland. Select a city for local pricing details.
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