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Diane Poulin

For more than 31 years, Diane Poulin has proudly served the Yakima Valley as a trusted Real Estate Broker.
Diane Poulin

Diane Poulin

Meet Diane Poulin

Managing  Broker | REALTOR® | Coldwell Banker Cascade Real Estate 

For more than 31 years, Diane Poulin has proudly served the Yakima Valley as a trusted Real Estate Broker. Known for her integrity, dedication, and results-driven approach, Diane is committed to helping clients navigate every step of their real estate journey with confidence.

Whether you’re buying your first home, downsizing to fit a new chapter, or searching for a smart investment opportunity, Diane provides the expertise and guidance you need to make informed decisions. Her deep local knowledge of the Yakima Valley market—combined with strong, long-standing community relationships—ensures a seamless experience from start to finish.

Diane believes real estate is more than a transaction—it’s about building relationships, understanding your goals, and delivering personalized service that exceeds expectations. When you work with Diane, you gain a trusted advocate dedicated to helping you achieve your real estate dreams.

Browse My Listings

Explore my exclusive listings.

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80 Barber Road
80 Barber Road, Orondo, WA 98843

Stunning river view retreat at 80 Barber Rd, located between Lake Chelan and Wenatchee, and just steps from the Columbia River! Set on 2.4 manicured acres, this immaculate single-level home offers 2,440 sq. ft. of light-filled, open-concept living...

Provided by NWMLS, CB Cascade RE - Wenatchee

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$995,000
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1291 Audubon Rd
1291 Audubon Rd, Selah, WA 98942

Where nature, comfort, and adventure meet--this property feels like a true luxury lodge retreat. Set on 10.85 acres with sweeping territorial, hillside, and valley views that stretch for miles, it offers the perfect blend of privacy, comfort, and ...

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$875,000
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806/808 S 35th Ave Unit: 806/808
806 & 808 S 35th Ave, Yakima, WA 98902

Excellent westside duplex featuring a 2-bedroom/1-bath unit and a 1-bedroom/1-bath unit in a highly convenient location. Ideal for investors or owner-occupants, this property offers strong rental appeal, covered parking, and easy access to shoppin...

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$399,000
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209 Apple Avenue
209 Apple Avenue, Chelan, WA 98816

Priced to sell quickly with seller financing available! Don't miss this exclusive opportunity to own in highly sought-after Phase 1 of Legacy Ridge, perched along the peaceful north shore of Lake Chelan. This expansive 0.58-acre Lot 24 offers a ra...

Provided by NWMLS, CB Cascade - Wenatchee

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$325,000
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13 Leisure Hill Dr
13 Leisure Hill Dr, Union Gap, WA 98903

Welcome to this beautifully maintained 2 bedroom, 2 bath home featuring an updated kitchen perfect for entertaining. Enjoy year-round beauty with seasonal changing views from the main living area. A spacious mudroom offers convenience and organiza...

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$73,000
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Work With Us

Our specialties include luxury homes, relocations, estate sales, and investment properties. With nearly 100 dedicated professionals across six offices in North Central Washington—Chelan, Goldendale, Oroville, Wenatchee, Winthrop, and Yakima—we offer unmatched local expertise and a powerful network to guide clients through every step of the real estate process. Backed by over 40 years of proven success and industry recognition, we deliver service rooted in integrity, excellence, and innovation.

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