How Much Does Well Drilling Cost? (2026 National Guide)

The short answer: most homeowners spend between $3,500 and $15,000 to drill a new residential water well. That's a wide range — and it's intentional, because well drilling cost varies more than almost any other home service. Depth, bedrock, well diameter, pump selection, and local permitting can each shift the final number by thousands of dollars.

Per-foot drilling rates typically run $15–$30 for sedimentary zones, climbing to $40–$60 per foot or more in hard rock. Add casing, a pump, pressure tank, and permits, and the total comes together quickly. Deep wells in granite country — parts of Georgia, the Texas Hill Country, or New England — can hit $30,000+ for a single installation.

This guide breaks down national averages, cost by state, and every factor that determines what you'll actually pay.

National Well Drilling Cost Overview

Here's how the components stack up for a typical residential well installation. These are national ranges — your actual quote will reflect local geology, labor rates, and permit fees.

Cost Component	Typical Range	Notes
Drilling (per foot)	$15–$30/ft (sediment); $40–$60+/ft (hard rock)	Depth varies 100–400 ft for most residential wells
Well casing (steel or PVC)	$600–$2,500	Steel costs more but lasts longer; PVC common in softer formations
Pump & pressure tank	$800–$3,000	Submersible pumps for deep wells; jet pumps for shallow
Well cap, pitless adapter, wiring	$300–$800	Required components, often bundled in contractor quotes
Permits & water testing	$200–$1,000	Varies significantly by state and county
Total (typical residential)	$3,500–$15,000	Deep or hard-rock wells: $20,000–$30,000+

The US water well drilling market was valued at $9.5 billion in 2024, according to industry data — and roughly 23 million American households draw water from private wells. That scale matters when you're getting quotes: the market is fragmented across thousands of small regional contractors, which means pricing can swing significantly even within the same county.

Worth noting: the NGWA (National Ground Water Association) is the primary industry body for well drillers. Licensed contractors who follow NGWA standards are your best bet for code-compliant installations and defensible water quality documentation.

Well Drilling Cost by State

Geology drives cost more than almost anything else. A 200-foot well in Florida's sandy coastal aquifer is a fundamentally different project from a 350-foot well drilling through Carolina Piedmont granite. That's why state-level data matters — regional aquifer depth, soil composition, and labor markets all factor in.

State	Typical Cost Range	Key Factors	State Guide
North Carolina	$4,000–$18,000	Piedmont rock, mountain terrain adds depth; coastal sandy soils are cheaper	NC well drilling cost guide
Pennsylvania	~$6,000–$15,000	Appalachian geology, significant rock drilling in central counties	PA well drilling cost guide
Michigan	$5,000–$15,000+	A top state for private wells; glacial soils common but vary by region	Michigan well drilling cost guide
Georgia	$10,000–$30,000	Hard crystalline bedrock in north Georgia drives high per-foot costs ($20–$30/ft typical)	Georgia well drilling cost guide
South Carolina	$3,500–$12,000	Coastal plain sediment wells are shallower; upcountry rock adds cost	SC well drilling cost guide
Florida	$3,000–$15,000+	Limestone aquifers keep many wells shallow, but artesian zones vary by county	Florida well drilling cost guide
Texas	$8,000–$30,000+	Highly variable — Ogallala aquifer in west vs. hard rock Hill Country; largest cost spread	Texas well drilling cost guide

The cheapest wells tend to be in states with shallow, unconsolidated sediment aquifers — parts of Florida, South Carolina's low country, and coastal North Carolina. The most expensive are typically in states with hard crystalline bedrock requiring rotary drilling at slow penetration rates, like north Georgia, the Texas Hill Country, and mountain counties across Appalachia.

What Affects Well Drilling Cost

Depth and Geology

Depth is the single biggest cost variable. A 100-foot well in sandy soil costs roughly $1,500–$3,000 in drilling alone. Push that to 350 feet through Piedmont granite, and you're looking at $14,000–$21,000 just for the drilling portion — before casing, pump, or permits.

Geological formations determine penetration rate. Sedimentary rock and unconsolidated sand drill fast. Granite, quartzite, and metamorphic rock drill slowly and wear down drill bits, both of which add to your cost. USGS groundwater maps can give you a rough sense of your area's aquifer depth, but only a licensed driller who works your county regularly will know what to expect beneath your specific lot.

Hard rock states like Georgia and parts of Texas can see rates of $20–$30 per foot just for drilling — and wells there often need to go 300–500 feet to reach adequate yield.

Well Diameter and Casing

Standard residential wells are drilled at 4 inches or 6 inches in diameter. A 4-inch well accepts a 3.5-inch submersible pump, which works for most single-family homes. A 6-inch well accommodates higher-capacity pumps and is typically specified when water demand is higher or when the contractor anticipates lower yield from the aquifer.

Casing — the steel or PVC liner that stabilizes the borehole and keeps surface contaminants out — adds $600–$2,500 depending on material and depth. Steel casing costs more upfront but resists corrosion better over decades. Many states and counties specify minimum casing depth requirements; your permit will reflect those local standards.

Pump and Pressure System

The pump gets water from the aquifer to your tap. The pressure tank stores it and maintains water pressure throughout the house. Together, they typically add $800–$3,000 to a new well installation.

Submersible pumps — the standard for drilled wells deeper than 25 feet — sit at the bottom of the casing and push water up. Jet pumps, used on shallower wells, sit at the surface and pull water up. Depth determines which you need. Pump sizing (measured in gallons per minute) should match your household's peak demand, and a good driller will spec this based on the well's tested yield, not a rule of thumb.

A pressure tank that's undersized will short-cycle the pump motor, which cuts pump lifespan from 15+ years down to 5–8 years. A good contractor sizes the tank to the pump rating — it's worth asking about.

Permits and Water Testing

Every state requires permits for new well drilling, and most counties add their own fees on top. Expect to pay $200–$1,000 for permits depending on jurisdiction — some rural counties charge as little as $50, while others in regulated watersheds or sensitive aquifer zones charge several hundred dollars.

Post-installation water testing is typically required before a new well can be used for drinking water. Standard tests cover coliform bacteria and nitrates. Comprehensive panels — which the EPA recommends for all new private wells — add heavy metals, pH, hardness, and any locally relevant contaminants. Budget $100–$500 for initial testing, depending on panel scope.

How to Get a Fair Well Drilling Quote

Get at least three quotes from licensed drillers who actively work in your county. Local experience matters more than it might seem — a contractor who's drilled 200 wells in your township knows the aquifer depth, the rock formations, and the permit office. One from two counties over might underbid because they don't know what they're getting into.

Ask each contractor for a written estimate that separates drilling (per-foot rate, estimated depth), casing, pump and pressure tank, electrical hookup, permits, and water testing. A single lump sum without line items is harder to compare and harder to dispute if the scope expands.

A few things to verify before signing:

• State license: Most states require well drillers to hold a specific license — not just a general contractor license. Ask for the license number and verify it with your state's database.
• Driller's log: A responsible contractor provides a completed well log after installation documenting depth, casing footage, yield (GPM), and static water level. This document is essential for future service and resale.
• Yield guarantee language: Understand what happens if the well doesn't produce adequate water. Some contracts specify a minimum GPM and require the driller to deepen at no extra cost; others don't.
• Water testing: Clarify who arranges and pays for post-installation testing. Many contractors include basic bacterial testing; comprehensive panels are often extra.

To compare licensed well drilling contractors in your state, our directory lists verified providers with service areas and contact information.

Frequently Asked Questions

How much does it cost to drill a well?

For a typical residential well, expect to pay $3,500–$15,000 all-in — covering drilling, casing, pump, pressure tank, permits, and water testing. Deep wells in hard-rock states like Georgia or Texas can run $20,000–$30,000+. The per-foot drilling rate is usually $15–$30 in softer formations and $40–$60+ through granite or quartzite.

Is it cheaper to drill your own well?

In most states, no — and in many states it's not legal without a license. DIY well drilling equipment rental runs $1,000–$2,500/day, and most homeowners lack the experience to set casing correctly, seal the annular space, or assess yield. A poorly constructed well is a contamination risk. Hiring a licensed driller is the correct call for a permanent potable water supply.

How deep does a well need to be?

There's no universal answer — it depends on where your local aquifer sits. Shallow coastal wells might reach water at 50–100 feet. Piedmont and mountain wells commonly go 200–400 feet. In parts of Texas and Georgia, adequate yield may require 400–600 feet. Your driller can give you a depth estimate based on nearby well logs from your county's database.

How long does a drilled well last?

A properly constructed drilled well — steel casing, correct grouting, regular maintenance — typically lasts 30–50 years or more. The pump and pressure tank have shorter service lives: submersible pumps average 15–25 years with proper sizing; pressure tanks run 15–20 years. Annual water quality testing and periodic pump inspection extend the system's working life.

What's the difference between a drilled well and a dug well?

Drilled wells go deep (typically 100–500+ feet) using rotary or cable-tool equipment, reaching confined aquifers protected from surface contamination. Dug or bored wells are shallow (usually under 50 feet), hand-excavated or auger-bored, and much more vulnerable to drought and bacterial contamination. Most modern residential systems use drilled wells.

The Bottom Line

Well drilling cost comes down to three things: how deep you have to go, what's in the ground between the surface and the aquifer, and who you hire. For most homeowners, the $3,500–$15,000 range covers a properly constructed residential well — but if you're in hard-rock country or a low-yield area, budget for the higher end and build in a contingency.

Get multiple written quotes from licensed drillers who know your local geology. Ask for line-item breakdowns, verify state licenses, and don't skip post-installation water testing. A well is a 30–50 year asset — the $500 you save by cutting corners on testing or casing can turn into a $10,000 remediation problem a decade later.

If you're in one of the states we cover in depth, the state-specific guides below go into regional pricing, geology, and licensing in much more detail. When you're ready to talk to a contractor, browse licensed well drilling contractors in our directory — organized by state and service area.

• Well drilling cost in North Carolina — Piedmont, mountain, and coastal pricing
• Well drilling cost in Texas — Ogallala aquifer vs. Hill Country hard rock
• Well drilling cost in Georgia — one of the pricier states due to bedrock depth