They say a home is your castle, and the roof is undoubtedly its crown. Not only does a well-maintained roof shield you from the elements, but it also adds a touch of majesty to your entire property.  Regular roof cleaning isn’t just about aesthetics, though! It’s a crucial part of preventative maintenance that can save you a lot of hassle (and money) down the line.

Let’s face it, when it comes to roof care, questions abound. Should you tackle the task yourself or call in the professionals? When’s the perfect time to power wash away grime and pesky mold?  This guide will equip you with the knowledge you need to make informed decisions for your roof’s royal treatment!

House with dirty roof with pine trees background

How Do I Know If I Need To Clean My Roof? 

Over time, your roof will naturally collect dirt and debris. But a little dirt doesn’t always mean a cleaning is necessary.  Before you grab the hose, here’s a quick guide to help you decide if your roof actually needs some TLC.

It’s Not All About Looks –

Sure, a dirty roof isn’t exactly a prizewinner in the curb appeal contest. But some of these signs go beyond just looks and can actually damage your roof if left unchecked.

Warning Signs Your Roof Needs a Cleaning:

  • Leaf and Debris Party: Gutters overflowing with leaves and twigs? Piles of debris chilling out on your roof? This party needs to be crashed ASAP! Clogged gutters and debris buildup can trap water under your shingles, leading to leaks and rot.

  • Moss is Boss:  Moss loves a damp, shady roof. While it might look soft and fluffy, it can actually loosen your shingles and shorten your roof’s lifespan.

  • Black Streaks: Those unsightly black streaks might be algae, and it’s not there to make friends. Algae feeds on the limestone in your shingles, slowly breaking them down.

  • Critter Cleanup Crew Needed: Birds love a good roof hangout spot, but their droppings are bad news for your roof. Bird droppings are acidic and can eat away at your shingles, especially asphalt ones.

Remember: A clean roof is a happy roof (and a happy wallet!) If you see any of these signs, it’s time to call in a professional roof cleaner for a checkup.

Homeowner considering DIY roof cleaning

How Often Does Your Roof Need a Good Scrub?

Yearly Roof Cleaning for Peace of Mind 

For most houses, aiming for a yearly roof cleaning is a great target. This helps remove moss, algae, and any debris that might have built up. Think of it like giving your roof a regular shower! By cleaning it annually, you can catch any small problems early on, before they turn into bigger headaches down the road.

Sure, some folks might say cleaning every other year is okay. But for that extra peace of mind, especially if you take pride in your home, going yearly is the way to go.

Not Every Roof Needs Yearly Attention 

Of course, not every roof needs cleaning exactly once a year. If you don’t see much moss or algae growth, you might be able to stretch it out a bit. But even without those green guys, regular cleaning is still a good idea. It’s a preventative measure, like a checkup at the doctor’s. It keeps your roof healthy and strong.

Bonus Tip: Pro Inspections for Extra Protection

On top of cleaning, consider getting a professional roof inspection every year by a local roofer. They can go beyond just cleaning and give your roof a complete once-over. They’ll check for any hidden problems and make sure everything is shipshape. Early detection is key to avoiding expensive repairs later!

So, remember, a clean roof is a happy roof (and a happy homeowner too!).  By following these tips, you can keep your home’s shield in top shape for years to come.

Worker on roof cleaning using hose

Should You Clean Your Roof Yourself?

Cleaning your roof might seem like an easy DIY project after watching all those online tutorials. But hold on! Before you grab a ladder and hose, there are a few things to consider to avoid damaging your roof.

Sure, a pressure washer seems like the perfect tool to blast away dirt, bird droppings, and that stubborn moss. But for your roof, it’s a big no-no! Pressure washing can rip right through your asphalt shingles, washing away those tiny granules that protect them from the elements.

On top of that, cleaning your roof involves heights, ladders, and navigating uneven surfaces. If you’re not comfortable and confident on a roof, it’s a recipe for disaster.

Safety first! If you’re not 100% sure you can clean your roof safely and effectively, it’s best to call in a professional roofer. They have the experience and equipment to get the job done right, protecting both your roof and yourself.

This doesn’t mean you can’t keep your roof clean! A professional roof cleaning can remove built-up dirt, algae, and moss, extending the lifespan of your roof. So find a local, qualified roofer and give your roof the TLC it deserves!

Person cleaning roof in spring, sunny day

When Is the Best Time of Year to Clean Your Roof?

Keeping your house clean feels great, and that includes your roof! But when it comes to roof washing, timing is everything. You might be wondering, “Should I clean my roof in spring along with everything else?”  The answer is yes, but for a specific reason!

Spring brings the perfect temperatures for roof washing. It’s not too hot or too cold. Here’s why that matters:

  • Hot summer sun: Blazing summer heat dries out cleaning products quickly. They won’t have enough time to work their magic on grime and dirt.

  • Chilly spring days: Really cold weather can lead to ice build-up on your roof after a wash. Not exactly what you want.

The best time to clean your roof depends on your location and a few factors, but generally speaking, you’ll want to aim for mild weather conditions

Here’s an extra bonus: Spring cleaning your roof lets you inspect it for any mold growth that might have happened over the summer. Get rid of it early and keep your roof sparkling clean.

Person cleaning a roof with a high-pressure washer

Can You Tell Me How to Clean A Roof?

Thinking about giving your roof a good scrub?  A sparkling roof not only looks great, it can also extend the lifespan of your shingles. But before you grab the ladder, here are a few things you can do to prepare for a roof wash, whether you’re doing it yourself or hiring a pro.

Safety First: Clean Out Those Gutters

Clogged gutters can cause major problems during a roof wash. Overflowing water can damage your roof and foundation. So, grab your gloves and scoop out any leaves, twigs, or debris that might be blocking the flow.

Loose Ends: Check for Debris on Your Roof

Before the cleaning fun begins, take a walk around your house and look for any loose items on your roof, like branches, toys, or anything else the wind might have blown up there.  These loose items can get dislodged during cleaning and cause damage.

Trim Those Branches: Give Your Roof Some Space

Tree branches hanging over your roof can be a recipe for disaster. They can scrape shingles and cause leaks. Trim any branches that are close to your roof to give your roof some breathing room and make cleaning easier.

DIY Roof Wash? Here’s How (But Safety First!)

While we always recommend hiring a professional roofer for safety reasons, if you’re set on a DIY wash, here’s a simple recipe for a roof cleaning solution:

  • 1 cup of bleach
  • 1 cup of laundry detergent
  • 1 gallon of water

Important Note: Always be sure to mix bleach with water outdoors in a well-ventilated area. Never mix bleach with other cleaning products!

Spraying Tips:  Low and Slow Wins the Race

Once you’ve mixed your solution, start spraying at the bottom of your roof and work your way up. A gentle touch is key!  Avoid using high pressure, which can damage shingles.  After applying the solution, rinse thoroughly with plain water from your hose.

Remember: Safety is always the top priority. If you’re not comfortable working on your roof, call in a professional roof cleaning service. They have the experience and equipment to get the job done safely and effectively.

Roofing contractor cleans roof on sunny day

Make Sure To Hire A Great Roofing Contractor For Your Roof Cleaning

While cleaning your roof yourself might seem like an easy way to save some cash, roofing contractors are the experts for a reason.  They have the experience and the right tools to get the job done safely and effectively.

But hold on a sec! Not all roof cleaners are created equal. Just like with any home project, picking the wrong contractor can lead to trouble.  A bad cleaning job can damage your roof, leading to expensive repairs down the road.


By following this guide, you’ll be well on your way to keeping your roof clean and healthy for years to come. Remember, a clean roof isn’t just about aesthetics; it’s an investment in your home’s longevity and value. Regularly scheduled cleanings and inspections can help you identify minor problems before they turn into major headaches, saving you money and stress in the long run. So don’t wait until your roof is showing signs of distress – take action today and give your roof the TLC it deserves!


How often should I get my roof professionally cleaned?

In general, it’s recommended to have your roof cleaned by professionals every 1-3 years [depending on various factors].

Is there a difference in cleaning frequency for different roof materials? 

Yes, the cleaning frequency can vary depending on the roof material. Asphalt shingle roofs typically need cleaning every 1-5 years, while metal roofs can last 1-10 years between cleanings [depending on factors].

Should I clean my roof more often if I live in a certain climate? 

Yes, your location can affect how often you clean your roof. Homes in areas with a lot of rain, falling leaves, or tree cover may need more frequent cleaning.

Are there signs that my roof needs cleaning before the recommended schedule?

Yes, there are signs that your roof needs attention. These include visible moss or algae growth, dark streaks, or accumulation of leaves and debris.

What happens if I don’t clean my roof?

Leaving debris on your roof can trap moisture and lead to shingle rot, damaged flashing, and even leaks. Moss and algae growth can also shorten the lifespan of your roof.

Can I clean my roof myself, or should I hire a professional?

Cleaning a roof can be dangerous, especially on steep pitches. It’s generally recommended to hire a professional roof cleaner who has the safety equipment and experience to do the job safely and effectively.

What is the best time of year to clean my roof?

The ideal time for roof cleaning is usually in the spring or fall when the weather is mild and dry. Avoid cleaning your roof during very hot or cold weather.

What should I expect when a professional cleans my roof?

A professional roof cleaner will typically inspect your roof for damage, remove debris, and then clean the shingles with a special cleaning solution. They may also apply a moss removal treatment if necessary.

How much does it cost to have my roof cleaned?

The cost of roof cleaning can vary depending on the size and pitch of your roof, the material, and your location. However, it typically costs around $400-$1000 for a professional cleaning.

Is roof cleaning covered by homeowners insurance?

Roof cleaning is generally not covered by homeowners insurance. However, some policies may cover roof repairs that are necessary due to damage caused by clogged gutters or excessive debris.