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Home Pest Control in Ellensburg, WA

Nearly 15 Years Protecting Central Washington Homes From Pests

Insects and rodents don’t distinguish between a full-time residence and a vacation home. They’ll infest either one. Beyond the frustration and property damage, pests can affect your family’s health. That’s why Prosite offers all-inclusive pest protection for homes across Central Washington, including Ellensburg and Kittitas County.

Our SiteCare home pest control plans are built for year-round coverage, with three tiers of protection to fit different needs and budgets. Plans start as low as $39/month, with SiteCare Complete starting at $79/month. Each plan delivers proactive, preventative solutions that address ants, spiders, and other common household pests. Our licensed professionals use science-backed methods to address existing infestations and work to prevent new ones.

To learn more about our residential pest control plans, call us today at (509) 478-1925!

Pest Pressures Ellensburg & Kittitas County Homeowners Face

Ellensburg’s dry summers, cold winters, and proximity to agricultural land and open fields create conditions that favor pest activity throughout the year. Homeowners in Kittitas County deal with pest pressure that shifts by season but never fully stops. That’s why ongoing pest management can be more effective than reactive, one-time exterminator visits.

Common pest threats in the Ellensburg area include:

Carpenter ants and odorous house ants are the most frequent ant invaders in Central Washington homes. Carpenter ants hollow out wood to build their colonies, creating a real structural damage risk.
Rodents including roof rats, white-footed mice, and deer mice move indoors each fall and winter seeking warmth and shelter, making early prevention critical.
Wasps and hornets build nests in eaves, attics, and garages during warm months, creating stinging hazards for families.
Spiders follow insect prey indoors and are a year-round concern in the region’s dry climate.

Ant and spider activity peaks in warmer months, while rodents move indoors as temperatures drop. Properties near open fields or wooded areas in the Kittitas Valley face heightened pressure from all of these species. Year-round monitoring can catch new pest activity early, before small problems require more intensive treatment.

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Featured Residential Services

How Can We Help You?

What to Expect When You Choose Prosite

Our exterminator service follows a structured, science-driven process built around Integrated Pest Management (IPM). This approach targets the root causes of infestations rather than just the visible pests. IPM limits reliance on chemical treatments while maximizing long-term pest prevention, helping reduce pest pressure around your home.

Inspection

Your initial service begins with a thorough pest inspection to identify existing pest problems.

Treatment

Your technician can treat the exterior, de-web the outside of your home, and perform any additional pest control services included in your plan.

Follow-Up

Follow-up visits allow our technicians to monitor for new activity and adjust treatments as pest pressures shift with the seasons.

Throughout each visit, we maintain transparent communication, keeping you informed about the methods used, what to expect, and any preventive steps you can take between services. Our goal isn’t just to address the infestation in front of us. It’s to address the conditions that allowed it to develop so the risk of future activity is reduced.

Trusted for a Reason

Why Choose Prosite?

Service Excellence

We are committed to customer satisfaction and deliver exceptional service to ensure clients are delighted with our pest control solutions. We maintain transparent communication, keeping clients informed at every step about methods used, expected outcomes, and preventive measures for a pest-free space.
Proactive Problem Solving

We proactively identify and address root causes to prevent future pest infestations, going beyond simple eradication. Our innovative insulation services act as a proactive barrier against pests, contributing to a pest-resistant environment while regulating temperature.
Innovative Pest Solutions

We employ cutting-edge, research-backed approaches and advanced exclusion techniques for precise and effective pest control. Our methods go beyond conventional practices, providing specialized solutions to address unique pest challenges.

Home Pest Control Program Options

Customized Pest Control for Your Specific Needs

Each plan is designed so YOU can get the coverage YOU want! Our 3 simple choices give you flexibility in your budget and your needs. Rest easy with unprecedented year-round protection for your home and family.

SiteCare Guardian As low as $41.00 per month!
- Quarterly Pest Control
- 4 Services Per Year
- Covers 50+ Pests
- Free Re-treatments
- Exterior Spider De-webbing
- Interior Service Guarantee**
- Exterior Perimeter Treatment
- Exterior Eave Control
- Stinging Insect Control
- Stinging Insect De-nesting Or Removal
*Some exclusions may apply. **See covered pests.
See Program Details
SiteCare Advantage As low as $62.00 per month!
- Bi-Monthly Pest Control
- 6 Services Per Year
- Covers 50+ Pests
- Free Re-treatments
- Exterior Spider De-webbing
- Interior Service Guarantee**
- Exterior Perimeter Treatment
- Exterior Eave Control
- Stinging Insect Control Stinging
- Insect De-nesting Or Removal
- Exterior Rodent Prevention
- Interior Pest Monitoring & Prevention***
*Some exclusions may apply. **See covered pests. ***Annually serviced. ****New termite activity only.
See Program Details
SiteCare Complete As low as $83.00 per month!
- Bi-Monthly Pest Control
- 6 Services Per Year
- Covers 50+ Pests
- Free Re-treatments
- Exterior Spider De-webbing
- Interior Service Guarantee**
- Exterior Perimeter Treatment
- Exterior Eave Control
- Stinging Insect Control
- Stinging Insect De-nesting Or Removal
- Exterior Rodent Prevention
- Interior Pest Monitoring & Prevention***
- Unlimited Service On Demand
- 24-Hour On-Site Guarantee
- Termite Service Warranty****
- Preferred Pricing On Any Wildlife Service
*Some exclusions may apply. **See covered pests. ***Annually serviced. ****New termite activity only.
See Program Details

Additional Pest Solutions for Ellensburg Homeowners

Bed Bug Control

At the first sign of bed bugs, contact Prosite. Our licensed technicians use accurate dog detection alongside conventional and heat treatments to locate and treat infestations thoroughly.

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Wildlife Control

For squirrels in the attic and other wildlife infestations, we deliver customized removal services for homeowners throughout Central Washington, including Yakima and Kittitas counties.

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Residential Exclusion

Available as a standalone service or bundled with wildlife removal, our pest-proofing work seals openings and makes minor repairs to help keep animals and insects out.

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Why Ellensburg Homeowners Choose Prosite

Established in 2011, Prosite has been serving Central Washington homeowners for nearly 15 years. Our licensed and insured technicians undergo extensive training to stay current on the latest advancements in pest control, and our science-driven approach is part of what sets us apart in the region. We hold a BBB A+ rating and are fully BBB accredited.

Our service area covers Yakima, Kittitas, Chelan, Grant, and Spokane counties, with Ellensburg as a core part of the communities we serve. We offer monthly, bi-monthly, or quarterly service schedules so you can choose the level of protection that fits your home and budget.

Get a Free Pest Control Quote in Ellensburg

Ready to get started? Contact Prosite today for a free service quote. We can walk you through your SiteCare plan options and help you find the right level of coverage for your home.

Call us at (509) 478-1925 to speak with a member of our team and schedule your first visit.

Why Ongoing Pest Control Outperforms One-Time Exterminator Calls

Reactive exterminator calls address active infestations. They don’t prevent the next one. In Ellensburg and throughout Kittitas County, pest pressure is continuous. The conditions that attract pests shift with the seasons, but the entry points and harborage sites in your home don’t. A year-round pest control program provides ongoing monitoring that can catch new activity early, before a manageable problem becomes a large-scale infestation.

Common entry points in Central Washington homes include foundation cracks, gaps around utility penetrations, and unscreened vents. Properties near agricultural land or open fields in the Kittitas Valley also face heightened rodent and insect pressure compared to more densely developed neighborhoods. Exclusion work addresses these vulnerabilities directly, closing the gaps that let pests in.

DIY pest control products address visible activity without treating harborage sites or entry points, which allows infestations to persist or return. Prosite uses Integrated Pest Management to reduce reliance on chemical treatments, prioritizing methods that can be used around families, children, and pets while addressing the underlying conditions that attract pests. Our SiteCare plans include monthly, bi-monthly, or quarterly visits, helping keep your home protected through every season.

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Our Reputation Speaks for Itself!

Read Our Reviews

"Highly Recommend!"
Alex was a great technician for servicing our house!

- David E.
"Professional and efficient service."
The work was completed on time with no delays. The techs were professional, polite, and kept everything clean and orderly. Very satisfied with the job. A big thank you to Prosite Pest Control!

- Robert B.
"Great Quality at a Fair Price"
Prosite has the best customer service. Every time I call they are so easy to work with to meet our needs.

- Cheryl A.
"Great Experience!"
Alex politely and professionally described the areas he inspected and serviced in the crawl space of our home and the exterior outside.

- Jerry S.
"Great Work!"
Always pleased with Prosite services.

- Cindy S.
"Very Professional"
I highly recommend Prosite. Vanessa in the office was both incredibly personable and so helpful.

- Christine B.

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Have Questions?

We Have Answers!

We are here to help. Still have questions or can't find the answer you need? Give us a call at 509-478-1925 today!

How much does residential pest control cost?

Your residential pest control costs depend on several factors, including your house size and the service plan you choose. Please contact us to receive a customized quote.
Is pest control worth the money?

Many people think it makes the most sense to hold off on pest control until a pest problem arises. Unfortunately, at that point, it's often more costly to take care of the pests and the damage they've done. With preventative pest control, you can save money in the long run.
How often should I do pest control?

How often you have pest control services depends on a number of factors, such as if you have an active pest problem. We offer monthly, bi-monthly, and quarterly service plans to meet your needs. In general, when you go over 90 days without service, the treatment starts to break down, and pests begin to return.

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