Well Installation cost in San Francisco, CA
San Francisco, CA · updated August 2026
$17,400
Typical local cost
$8,700 – $39,600
Typical range
- per foot of depth
- $39.50 – $103
- Permit
- Yes
- Typical timeline
- 2-5 days of drilling
Installed, local pricing
$315 – $1,255 in fees
2-5 days of drilling, 3-8 weeks including permitting
San Francisco runs +58% against the U.S. average · data confidence Medium · modeled estimate, not a quote
The modeled midpoint for San Francisco is $17,400. The local adjustment for this trade is x1.584 — driven mainly by San Francisco County labor rates and 70% exposure to local code requirements.
Cost by project size
Generated from the same unit pricing the calculator uses.
| Project size | Estimated range |
|---|---|
| 150 foot of depth | $5,900 – $15,500 |
| 200 foot of depth | $7,900 – $20,600 |
| 250 foot of depth | $9,900 – $25,800 |
| 325 foot of depth | $12,800 – $33,500 |
| 425 foot of depth | $16,800 – $43,800 |
Based on San Francisco pricing of $40–$103 per foot of depth.
Where the money goes
- Labor
- $10,800
- 59% of median
- Materials
- $6,600
- 36% of median
- Permit & fees
- $785
- 4% of median
San Francisco project costs+58% vs U.S. average
Based on San Francisco County labor rates, local material logistics and permit-fee posture for this trade.
What the project looks like start to finish
Typical sequence for this scope. Timing varies with contractor backlog and plan-review queues.
01
Planning & quotes
Scope, material choice, contractor selection
02
Permit application
Filed with San Francisco Department of Building Inspection
03
Materials & staging
Order lead time on non-stock materials
04
Installation
2-5 days of drilling, 3-8 weeks including permitting
05
Inspection
Well completion inspection, Water quality test, Final plumbing inspection
06
Closeout
Final sign-off, warranty and documentation
San Francisco labor intelligence
What the trade charges here, and how much of your price it is.
Loaded hourly rate
$137–$177
Plumbing crews in San Francisco County · +48% vs U.S. ($105/hr)
Typical crew
3 × 3 days
On-site time for a typical well job here.
Labor in the price
$10,800
62% of the median — the rest is material, disposal and permit.
Because labor is 62% of this job, San Francisco wage levels move the price far more than material prices do. A quote well under this labor figure usually means a smaller crew, a longer schedule, or unlicensed help.
Basis: Hometriva labor model: national plumbing crew rates adjusted by the San Francisco County labor factor (x1.481). · BLS Occupational Employment and Wage Statistics, Hometriva methodology
Why San Francisco differs from the national average
The local delta, broken into dollars by driver.
Trade labor rates+$3,275
San Francisco County crews price 48% above the national average, and labor is 62% of this job.
Code and inspection load+$1,600
Well Installation carries 70% exposure to local code requirements, and this jurisdiction's review load indexes at x1.21.
Material and delivery+$925
Materials are nationally traded, so they move less — but delivery into this market runs 22% over baseline.
Permit fees+$275
Fees are paid to the jurisdiction, not the contractor, and are budgeted separately from the contract price.
Basis: Decomposition of the modeled San Francisco median against the U.S. median for this scope. · San Francisco Department of Building Inspection, Hometriva methodology
San Francisco vs California vs the U.S.
Change the inputs, see your number
The same local model, run against your job instead of the average one.
Simulated well installation in San Francisco
$18,185
Likely range $9,485 – $40,385
Simulated from the same local model as the numbers above — it changes the inputs, not the pricing method.
What makes the number move
- Depth to a reliable aquifer in your area
- Casing diameter and material
- Submersible pump horsepower and pressure tank
- Water treatment for sulfur or iron
- Electrical service to the wellhead
Who issues each permit
Tracked per discipline — the building permit issuer is not always the body that reviews electrical, plumbing, zoning or fire.
| Discipline | Issuing authority |
|---|---|
| building | San Francisco Department of Building InspectionConfirmed department |
| electrical | San Francisco Department of Building InspectionConfirmed department |
| mechanical | San Francisco Department of Building InspectionConfirmed department |
| plumbing | San Francisco Department of Building InspectionConfirmed department |
| zoning | San Francisco Department of Building InspectionConfirmed department |
| fire | San Francisco Department of Building InspectionConfirmed department |
Permit requirement in San Francisco
Yes — a permit is required for well installation in San Francisco, CA. The work must be inspected before it can be closed out, and a licensed contractor generally has to pull the permit.
- Permitting authority
- San Francisco Department of Building InspectionConfirmed department
- Permit fee
- Based on declared project valuationSan Francisco is a consolidated city and county; DBI issues and inspects building permits citywide. Typical range for this scope: $315–$1,255.
Inspections
- Well completion inspection
- Water quality test
- Final plumbing inspection
Local conditions that change this job
Only the exposures that materially affect well installation.
Flood zone exposure
Moderate50/100
Annual rainfall
High74/100
San Francisco sits in San Francisco County, California. Seismic bracing, energy-code (Title 24) compliance and coastal exposure all factor into permit scope and material selection. Work outside city limits is permitted by the county building department rather than the city.
Nearby market comparison
+ Had well installation done in San Francisco? Add what you paid or were quoted
Reports are reviewed before they count, and nothing is published until at least 5 reports exist for a market. No name, email or address is collected.
How Hometriva estimates San Francisco well costs
Hometriva does not publish invented city prices. The San Francisco estimate for well installation is produced by this chain, and every input is stored separately:
- National baseline$11,000
Typical U.S. cost for well installation on a single-family home.
- Local labor factorx1.481
San Francisco-area trade labor rates, weighted at 62% of this job.
- Material factorx1.222
Material and delivery pricing into San Francisco County, weighted at 38%.
- Regulatory factorx1.208
Local code, product-approval and inspection load, applied at 70% for this project type.
- Applied multiplierx1.584
Blended San Francisco adjustment specific to well installation.
- Permit component$315 – $1,255
Budgeted separately from the contract price because it is paid to the jurisdiction.
Because labor, material and regulatory factors are weighted per project, well installation in San Francisco carries a different local adjustment than other trades in the same market.
Reviewed by
Hometriva Cost Data Desk
Maintains the unit-cost baselines, local adjustment factors and material pricing. Reviewed for well installation pricing in San Francisco, CA.
- • National unit-cost baselines against current trade pricing
- • Local labor and materials factors for the market
- • Material installed-cost ranges and service life
Last reviewed August 2026 · Editorial standards · Report an error
Frequently asked questions
Do I need a permit for well installation in San Francisco, CA?
In most jurisdictions this work is permitted and inspected. Requirements are set locally, so confirm the current application and inspection checklist with your building department before work starts.
How long does well installation take?
2-5 days of drilling, 3-8 weeks including permitting. Permit review and inspection scheduling are usually the largest source of variation.
What changes the price the most?
The largest cost drivers are depth to a reliable aquifer in your area; casing diameter and material; submersible pump horsepower and pressure tank.
Sources
Sources & verification
- San Francisco Department of Building Inspection
- California Building Standards Commission
- BLS Occupational Employment and Wage Statistics
Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.