Home Inspection Cost Calculator

Estimate home inspection cost by size and age with recommended add-on tests.

Home Size (sqft)

Home Age

Base Inspection

$400.00

Recommended Add-ons

$150.00

Total with Add-ons

$550.00

Inspection Breakdown

Base home inspection$400.00
Radon testing (recommended)$150.00
Pest inspection$75.00
Mold inspection$300.00
Sewer scope$200.00
Total with recommended$550.00

Use the Home Inspection Cost Calculator above to calculate your results. Enter your values and see instant results — all calculations run in your browser.

Disclaimer: This calculator is for informational purposes only and does not constitute tax, financial, or legal advice. Results are estimates based on the information you provide and current rates. Always consult a qualified tax professional or financial advisor for advice specific to your situation.

How It Works

Our 2026 Home Inspection Cost Calculator helps you accurately estimate the expense of a professional home inspection based on your property's size and age. Understanding these costs upfront is crucial for budgeting your home purchase and preventing unexpected financial surprises during the closing process. With average inspection costs projected to range from $450 to $700 nationally in 2026, this tool ensures you're prepared.

The calculator employs a base fee determined by average 2026 inspection costs for a standard 1,500 sq ft home, then adjusts this figure using a linear scaling model. A size multiplier increases the cost by approximately $0.15 per square foot beyond 1,500 sq ft, while an age factor adds $25 for every decade the home predates 2000, reflecting the increased complexity of older systems. Recommended add-on tests, such as radon or mold, are presented as optional, fixed-cost additions.

Remember that these are estimates; actual costs can vary based on your specific location, inspector's expertise, and competitive market rates. Don't solely choose an inspector based on price; prioritize experience and thoroughness. A common mistake is neglecting recommended add-on tests, which can save you significant money and headaches down the line by identifying hidden issues.

Example: 2026 Inspection for a 2,500 sq ft Home Built in 1985

  1. 1 Input: Home size = 2,500 sq ft, Year Built = 1985. Optional Add-ons: Radon Test ($175), Termite Inspection ($125).
  2. 2 Calculation: Base cost (average 2026 for 1,500 sq ft) = $550. Size adjustment: (2,500 - 1,500) sq ft * $0.15/sq ft = $150. Age adjustment: (2000 - 1985) / 10 decades * $25/decade = 1.5 * $25 = $37.50 (rounded to $38). Subtotal: $550 + $150 + $38 = $738. Add-ons: $175 + $125 = $300.
  3. 3 Result: Estimated Home Inspection Cost: $738. With Recommended Add-ons: $1,038.
  4. 4 Context: This estimate helps you budget for a comprehensive inspection of a larger, older home, including crucial environmental and pest checks. Confirm these figures with local inspectors, as regional pricing can vary. This provides a solid financial baseline for your home purchase.

Source: CFPB — Owning a Home · Last updated: April 2026

Frequently Asked Questions

How much does a home inspection cost?
A standard home inspection costs $300-$500 for a typical single-family home. Larger homes (3,000+ sq ft) can cost $500-$700. The price usually scales with square footage and age of the home.
Is a home inspection worth it?
Yes. Home inspections frequently uncover issues costing $5,000-$20,000+ to repair, such as roof damage, foundation problems, or faulty wiring. The $300-$500 investment provides essential negotiating leverage.
What additional home inspections should I get?
Common add-on inspections include radon testing ($150-$200), termite/pest inspection ($75-$150), sewer scope ($200-$400), and mold testing ($200-$600). Homes over 30 years old benefit from all of these.