You are about to spend hundreds of thousands of dollars on a property. A home inspection is the one step in that process designed entirely to protect you from what you cannot see.
Foundation cracks hidden under fresh paint, an HVAC system cleaned up for listing photos, or slow water intrusion behind a bathroom wall can all remain unnoticed during a sale. If these problems were never identified or disclosed, they often surface only after closing, when repair costs fall entirely on the buyer.
Most buyers want a straight number before they book. The honest answer is that cost depends on the size of the home, how old it is, where it sits, and whether any specialized services are needed alongside the standard visit.
What is the Average Cost of a Home Inspection?
HomeAdvisor puts the national average at $343, based on data from over 30,000 real customer projects. California runs higher than that figure. Stricter professional licensing requirements, higher labor costs, and the age and complexity of local housing stock all push fees upward.
Most buyers in California pay between $400 and $700 for a standard single-family home inspection. In Kern County and the High Desert, fees generally sit toward the lower end of that range. Coastal metros like Los Angeles and San Francisco push toward the upper end and beyond.
Cost by home size
Home size is the most consistent driver of inspection cost. A larger property takes more time to walk, test, and document, and most inspectors use tiered pricing based on square footage. Some charge incrementally for every additional 500 square feet above a baseline, so an accurate description of the property at booking produces the most reliable quote.
| Home size | Typical cost in California |
| Under 1,000 sq ft | $200 to $350 |
| 1,000 to 1,500 sq ft | $300 to $450 |
| 1,500 to 2,500 sq ft | $400 to $600 |
| 2,500 to 3,500 sq ft | $500 to $700 |
| Over 3,500 sq ft | $600 to $800 or more |
Inspectors typically include attic space and crawl spaces in the total square footage calculation. The final quote may reflect more area than the listed living space suggests, so it is worth asking how square footage is measured when comparing quotes.
Cost by property type
Different property types carry different inspection scopes. That directly affects how long the job takes and what it costs.
- Single-family home: $400 to $700 in California, covering all major systems and the full structure
- Condo or townhome: $300 to $500, since exterior elements, the roof, and shared building systems are typically the HOA’s responsibility and fall outside the inspection scope
- Duplex or triplex: $600 to $900 depending on the number of independent systems, separate electrical panels, and individual unit conditions
- Mobile or manufactured home: $300 to $500, with specialized evaluation of the foundation tie-down system, pier blocks, utility connections, and moisture under the chassis
What Factors Affect the Price?
Age of the home
Older homes take more time to inspect and carry more risk of findings that require careful documentation. The inspectors charge higher fees for properties where wiring and plumbing require more thorough evaluation to assess current code compliance. A home built in 1965 may have original knob-and-tube wiring, cast iron drain pipes approaching the end of their lifespan, and a furnace that has outlasted two previous owners. Each of those systems requires more time to evaluate than a newer home with modern components. Expect fees toward the top of the range on any property built before 1980.
Location within Kern County
Kern County covers a large geographic area. Inspectors working in rural communities like Tehachapi, Kernville, or the Kern River Valley sometimes add a travel fee for properties that require a significant drive from their base. That fee typically runs $25 to $75 depending on distance. Always ask whether travel is included in the quoted price before booking so there are no surprises when the invoice arrives.
Inspector certifications and experience
An InterNACHI-certified inspector with thermal imaging equipment and years of hands-on experience in local housing stock typically charges more than a newly licensed inspector. That difference reflects depth of inspection, report quality, and the ability to clearly explain findings so buyers and agents can use them during negotiations. Certifications also matter because they require ongoing education and adherence to industry standards that less-qualified inspectors are not held to.
Key reasons certification and experience affect cost:
- Use of advanced tools like thermal imaging for hidden issues
- More detailed and actionable inspection reports
- Stronger ability to explain findings in practical terms
- Better support during buyer and agent decision-making
- Ongoing training requirements for certified inspectors
- Accountability to recognized industry standards
Property complexity
Homes with multiple HVAC units, pools, detached guest houses, large crawl spaces, or steeply pitched roofs take longer to inspect than a straightforward single-story home. Each additional system or structure adds time and increases the likelihood of findings that require further documentation. Most experienced inspectors assess complexity during the booking conversation and price accordingly.
What Do Add-On Inspections Cost?
A standard inspection covers everything visible and accessible on the day of the visit. It does not evaluate what is inside the sewer line, what mold spore levels are in the air, whether radon gas is seeping through the foundation, or whether wood-destroying pests have compromised the structure. Those require separate services with their own equipment, lab analysis, or specialist certification. In California, all four can be genuinely consequential.
Common add-on services and their costs
- Mold inspection: $200 to $600 depending on property size and the extent of air sampling and surface testing required. Results identify the species present and the concentration level, which determines the remediation approach.
- Radon testing: $150 to $300 for a certified test. A monitor is placed in the lowest livable area of the home for a minimum of 48 hours. The reading is then compared against the EPA action level of 4 picocuries per liter. California has lower average radon levels than the Midwest, but certain geological formations in Kern County can produce elevated readings.
- Sewer scoping: $150 to $400 for a camera inserted into the main sewer line from the cleanout at the house to the connection at the street. The camera identifies root intrusion, pipe collapse, offset joints, and buildup that cannot be seen from above ground. On homes built before 1980, clay or cast iron pipes are common, and failure rates are significantly higher.
- Termite or pest inspection: $75 to $250. California lenders and title companies frequently require a Wood Destroying Organism report before closing. The inspector checks for active termite activity, evidence of past infestation, dry rot, and fungal damage in wood components.
- Pool or spa inspection: $100 to $200. Covers the pump, filter, heater, electrical connections, bonding, and the condition of the shell and decking. Pool electrical faults are one of the more serious safety risks in residential inspections and are not covered under a standard visit.
- Chimney inspection: $100 to $250. A Level 1 inspection evaluates accessible portions of the firebox, damper, and exterior crown. A Level 2 inspection using a camera is needed when buying a home and costs more.
Is A Home Inspection Worth The Cost?
86% of home inspections reveal something that needs to be fixed. Buyers who bring those findings to the negotiating table walk away with an average of $14,000 off the purchase price. Spending $400 to $600 to recover that kind of money before signing anything is straightforward math.
What Buyers Discover After Skipping It
Once escrow closes, every problem the inspector would have caught becomes the buyer’s bill. The seller has no legal obligation to address issues they never disclosed.
- Roof damage that only appears after the first heavy rain
- A furnace heat exchanger cracked internally with no outward sign
- A sewer line that fails within the first season
- Unpermitted electrical work hidden behind walls
What Attending in Person Gets You
Walking the property with the inspector builds working knowledge of the home before the purchase is final.
- Exact location of the main water shut-off
- Which breaker controls which area of the house
- Where the gas valve sits and how to close it quickly
- Which major systems are nearing the end of their service life
That knowledge does not just help during negotiations. Homeowners rely on it for years.
Who Pays for the Home Inspection?
The buyer pays at the time the inspection is scheduled. It sits outside of closing costs, though buyers typically budget for it as part of their overall due diligence expenses alongside the appraisal fee and title search. It is one of the few costs in a real estate transaction that flows entirely to the buyer’s benefit rather than to the transaction itself.
What about seller-ordered inspections?
Some sellers order a pre-listing inspection before putting the property on the market. It helps them identify issues on their own terms so repairs can be made or priced into the listing before buyers start asking questions. Even so, buyers should always arrange their own independent inspection. An inspector’s professional obligation runs to whoever hired them, and a seller-ordered report is not a neutral document from the buyer’s perspective.
Can you negotiate who pays?
In some transactions, buyers negotiate for the seller to cover inspection costs as part of the purchase agreement. It is less common in a competitive market where sellers hold leverage. In slower markets or on properties that have been sitting, it is worth raising with your agent as part of the broader negotiation.
Takeaway
Most buyers have 10 to 17 days from offer acceptance to complete their inspection and raise concerns with the seller. That is not much runway when the report is the most powerful negotiation tool you have before closing. Every day spent comparing quotes or waiting on callbacks is a day that cannot be recovered once the window closes.
Greenhorn Breckenridge LLC walks the roof in person, runs thermal imaging on every inspection at no extra charge, and delivers your report the same day, so you have findings in hand while there is still time to act.
See exactly how every inspection is done before you book, then get on the schedule.
