Complete Home Inspection Checklist – What You Need to Know

December 15, 2025

Buying a home is one of the biggest steps you will ever take. Whether you are a first-time buyer or moving into your next home, it’s important to make a smart and safe decision. A complete home inspection helps you understand the true condition of a property before you buy it. It can save you money, protect your investment, and give you peace of mind.


At Oregon NW Home Inspections, we follow a detailed process to make sure every part of the home is checked with care. In this guide, you will learn what a complete home inspection includes, why it matters, and what you can expect from your inspection.


What Is a Complete Home Inspection?


A complete home inspection is a detailed review of a property’s systems and structure. A trained and licensed home inspector looks at the home from top to bottom. This includes the roof, walls, plumbing, electrical system, heating and cooling, and more.


The goal is simple: to find issues that may affect safety, repairs, or the value of the home. An inspection does not pass or fail a home. Instead, it gives you clear information so you can make confident decisions before closing.


Why Home Inspections Matter


A home may look perfect on the outside, but hidden problems can cost thousands of dollars. A full inspection helps uncover issues like leaks, roof damage, unsafe wiring, mold, or foundation cracks.


Some of the biggest benefits include:


1. Protect Your Investment


Homes are expensive. An inspection helps you avoid buying a property with serious problems.


2. Plan for Future Repairs


Not all issues are emergencies. Some repairs may be needed in the next few years. Knowing this helps you budget.


3. Negotiation Power


If your inspection finds major issues, you may ask the seller for repairs or a price reduction.


4. Peace of Mind


You feel more confident knowing your new home is safe and move-in ready.


Complete Home Inspection Checklist


Below is a simple and clear checklist of what a complete home inspection should include. At Oregon NW Home Inspections, we inspect each of these areas with professional tools and years of experience.


1. Exterior of the Home


The outside of the home is the first part we inspect. This includes:


Roof


  • Missing or damaged shingles

  • Signs of leaks

  • Condition of flashing and gutters

  • Moss growth and debris buildup

Siding and Walls


  • Cracks or gaps

  • Water damage

  • Rot or pest damage

Foundation


  • Cracks

  • Shifting or settling

  • Drainage problems

Doors and Windows


  • Proper sealing

  • Damage or rot

  • Smooth opening and closing

Decks, Porches, and Railings


  • Loose boards

  • Rot

  • Structural concerns


2. Interior of the Home


The inside of the home shows how well the property has been cared for. We check:


Floors, Walls, and Ceilings


  • Water stains

  • Cracks

  • Unusual sagging

Doors and Windows


  • Drafts

  • Foggy glass

  • Broken locks

Stairs and Railings


  • Safety

  • Stability

Fireplaces and Chimneys


  • Blockages

  • Damage

  • Proper ventilation


3. Electrical System


A safe electrical system is very important. We check:


  • Wiring condition

  • Breaker panels

  • Outlets, GFCIs, and switches

  • Smoke and carbon monoxide alarms

Unsafe wiring can cause fires, so this part of the inspection is critical.


4. Plumbing System


Plumbing problems can cause serious water damage and high repair costs. We inspect:


  • Pipes and supply lines

  • Water pressure

  • Faucets, showers, and sinks

  • Sump pumps

  • Water heater age and condition

  • Signs of leaks


5. Heating and Cooling (HVAC)


A working HVAC system keeps your home comfortable. We look at:


  • Furnace and heating units

  • Air conditioning system

  • Airflow and vent condition

  • Filters and thermostat function


6. Kitchen Inspection


Kitchens are high-use areas and often show early signs of damage. We check:


  • Appliances (if included)

  • Cabinets and countertops

  • Plumbing under the sink

  • Ventilation and range hood


7. Bathroom Inspection


Bathrooms are common places for leaks and mold. We inspect:


  • Toilets

  • Sinks and faucets

  • Bathtubs and showers

  • Exhaust fans

  • Water pressure

  • Signs of moisture or rot


8. Attic and Crawl Space


These hidden areas reveal the true health of the home. We check:


Attic


  • Ventilation

  • Insulation

  • Roof leaks

  • Pests

Crawl Space


  • Moisture levels

  • Foundation support

  • Plumbing lines

  • Mold or water intrusion


9. Garage and Outbuildings


We also look at:


  • Structural safety

  • Electrical systems

  • Doors and openers

  • Ventilation


Extra Add-On Services to Consider


A complete home inspection covers the main systems of the house. But some issues require special tools and expertise. Many buyers choose optional add-on inspections for deeper protection.


Radon Testing


Radon is a dangerous gas that can be found in homes. You cannot see or smell it. Testing is the only way to know if levels are safe.


Sewer Scope


A small camera is put into the main sewer line to check for blockages, cracks, or tree roots. These problems can lead to costly repairs.


Thermal Imaging


This advanced tool helps inspectors find hidden issues like moisture, missing insulation, and electrical hotspots that are not visible to the eye.


What to Expect on Inspection Day


When you schedule a home inspection with Oregon NW Home Inspections, here’s what the day looks like:


  • The inspection usually takes 2–3 hours.

  • You are welcome to attend the inspection.

  • The inspector walks through each area of the home.

  • Photos and notes are taken to document findings.

  • You will receive a full digital report with clear explanations and recommendations.

The report is easy to read and helps you make the best decision before moving forward.


Tips for Home Buyers During the Inspection


1. Ask Questions


Your inspector is there to help. Ask questions about safety, repairs, or anything that concerns you.


2. Take Notes


Write down things you want to remember or ask about later.


3. Look for Safety Issues First


Focus on major issues like electrical, plumbing, structure, or leaks.


4. Use the Report Wisely


Work with your agent to negotiate repairs or closing credits.


Final Thoughts


A complete home inspection gives you confidence and protects you from costly surprises. Whether you are buying an older home or a new one, having a trained inspector review the property is one of the smartest steps you can take. At Oregon NW Home Inspections, we help you understand every detail so you can make a safe and informed choice.


Ready for a reliable home inspection? Contact Oregon NW Home Inspections today!


FAQs


  • How long does a complete home inspection take?

    Most home inspections take between 2–3 hours, depending on the size and condition of the home.

  • Do I need to attend the inspection?

    You don’t have to, but it’s a good idea. You can see issues firsthand and ask questions.

  • What is not included in a standard home inspection?

    A standard inspection does not include swimming pools, septic systems, wells, or specialty testing unless requested as an add-on.

  • Will the inspector tell me if I should buy the home?

    No. The inspector provides information about the condition, but the buying decision is yours.

  • Do new homes need inspections?

    Yes. Even brand-new homes can have construction issues that need attention.

Disclaimer:  The information on this website and blog is for general informational purposes only and is not professional advice. We make no guarantees of accuracy or completeness. We disclaim all liability for errors, omissions, or reliance on this content. Always consult a qualified professional for specific guidance.

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