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We are the #1 rated professional pressure washing company in all of the Seattle area. We offer commercial pressure washing, and residential pressure washing near you.

This includes metal roof pressure washing, window cleaning, roof and gutter cleaning, driveway pressure washing, sidewalk pressure washing, siding pressure washing, and more in the Seattle area.


House Washing in Seattle


Professional Power Washing


Experienced Pressure
Washing Services




  • Walkways/Sidewalks      

  • Windows                      

  • Buildings

  • Garages                            

  • Patios                            

  • Algae Removal

  • Siding                                

  • Parking Lots

  • Roofs

  • Decks

  • Driveways                        

  • Moss Removal            

  • Bricks

  • Concrete                        

  • Fences                          

  • Stairs

  • Mold Removal                

  • Gutters



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Kshira N.

Excellent customer experience through and through. 
The job was completed with great attention to detail. Showed up on time, communication was timely and clear. Cost was very reasonable and payment management was smooth. Overall, the service was to my expectations.

Jerika C.

Austin and his team did an amazing job cleaning up our driveway, walkways, deck & tennis court! He gave the initial bid via text with pictures and ended up spending lots of extra time on the tennis court (it was caked with pollen). He honored the original price but we ended up paying a little extra since they came out an extra day! We will hire them again for sure!!

Matios B.

We hired them for pressure washing our walkway, landings and railings and they did a great job! Everything was done without meeting in person: (1) clear estimate given before work, (2) photos sent after work was completed, (3) invoice sent with an online payment link by credit card (Square). Effortless transaction overall and great work. Thanks!




  • Which surfaces are suitable for pressure washing?
    At Number One Exteriors, we specialize in delivering top-notch pressure washing solutions that cater to a diverse array of surfaces. Our expertise covers every aspect of your home's exterior. Our comprehensive pressure washing services encompass a wide spectrum of materials, such as decks, siding, gutters, fencing, paving, driveways, patios, and more. Should you have unique cleaning requirements not listed here, just reach out to us. We're more than happy to engage in a conversation and tailor our pressure washing services to perfectly match your needs. Rest assured, we possess the capabilities to tackle any task with confidence.
  • What frequency is recommended for pressure washing?
    While additional factors like surface material and exposure play a role, the general recommendation is to conduct pressure washing on your property's exterior surfaces annually. While this guideline is generally accepted, its applicability can vary according to your specific circumstances. For personalized insights into this matter, feel free to get in touch with us. Our experienced team members are available to address any inquiries you might have.
  • What is the pricing process for our pressure washing services?
    Our pricing for pressure washing services is tailored to the specific requirements of your project. Instead of a fixed rate, we provide complimentary personalized estimates, considering the distinct nature of each job. To obtain a quote without any obligations for our professional pressure washing service in Seattle, WA, just reach out to us by phone or click to get your free estimate now!
  • What advantages come with choosing our pressure washing services?
    Engaging a professional pressure washing service offers a multitude of advantages. Pressure washing stands as a straightforward, impactful, and efficient method for cleansing, rejuvenating, and upkeeping the outer surfaces of your residence or commercial space. Expert pressure washing services utilize specialized equipment, ensuring the safe elimination of dirt, blemishes, and debris without causing harm or leaving abrasive residues. This approach also aids in eradicating mold, mildew, pollen, and other allergens while elevating your property's visual appeal.
  • Is pressure washing a house safe?
    When executed properly, pressure washing a house is safe. It proves to be an efficient method for eliminating dirt, grime, algae, and other undesired debris from various exterior surfaces of a home, including stucco, wood siding, and shingles. With correct application, the pressurized water can effectively eliminate deep-seated dirt without causing harm to the underlying structure. Nonetheless, there are potential risks if the process is not carried out accurately. For instance, excessive water pressure could harm delicate paint finishes or infiltrate beneath shingles, possibly leading to water penetration, mold development, or more severe issues. We tend to turn down the pressure, and increase degree of pressurized water to reduce any chances of damage drastically.
  • Can soft washing be efficient?
    Soft washing proves to be a highly effective and widely embraced exterior cleaning approach, offering a gentler alternative to pressure washing. This method employs specialized cleaning solutions and low-pressure techniques to achieve exceptional outcomes. It stands as a safe and efficient means of cleansing a diverse range of surfaces, including wood, aluminum, stucco, brick, concrete, and masonry. The effectiveness of soft washing lies in its utilization of chemicals that deeply penetrate the cleaned surface, surpassing mere physical removal of dirt and debris through high-pressure water. This approach minimizes potential damage while simultaneously ensuring thorough sanitization. Notably, soft washing also has the capability to eliminate contaminants like mold spores and moss, extending its usefulness to delicate surfaces such as rooftops that are vulnerable to harm from overly aggressive pressure. To enhance the effectiveness of soft washing, a combination with other techniques is often beneficial. Removing substantial deposits from the property before applying solutions can notably enhance results, making subsequent cleanings easier and less labor-intensive. Additionally, selecting appropriate products tailored to specific applications is pivotal in maximizing the benefits of soft washing. It's advisable to consult qualified technicians before embarking on any new cleaning job to ensure both safety precautions and excellent results are achieved.



Operating out of Woodinville, Washington


Mon - Fri: 8am - 8pm

​​Saturday: 8am - 4pm

​Sunday: CLOSED



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