Listed by Chris Tanaka of Sound Real Estate Services LLC
Crafted by John Buchan Homes-one of Washington State's longest-standing and most respected luxury builders with more than six decades of excellence-this exceptional Cougar Mountain estate embodies the timeless craftsmanship, architectural distinction, and enduring quality that have defined the Buchan name for generations. The crown jewel of this estate is its extraordinary outdoor setting. Situated on a beautifully landscaped 0.8-acre lot, the home offers a rare amount of flat, usable yard space that is seldom available on Cougar Mountain. Whether hosting large gatherings, enjoying outdoor recreation, or simply relaxing in a private park-like environment, the expansive grounds provide a lifestyle opportunity that truly sets this home apart. Inside, soaring ceilings, expansive gathering spaces, rich architectural details, and walls of windows create a warm yet sophisticated living experience while capturing tranquil territorial and sunset views. Designed for elevated entertaining and everyday comfort, the residence seamlessly blends elegance with livability-a hallmark of the Buchan legacy. Multiple outdoor entertaining areas extend the living experience beyond the home and into the property's remarkable grounds. The result is a residence that lives as beautifully outdoors as it does within. A rare opportunity to own one of Cougar Mountain where extraordinary outdoor living, timeless architecture, just minutes from DTWN Issaquah, and top-rated Issaquah schools.

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Property Details of 5927 178th Court SE

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Listing data courtesy of NWMLS as provided by MLS Grid as of June 28, 2026 11:32 PM UTC . All data is obtained from various sources and has not been, and will not be, verified by broker or NWMLS. All information should be independently reviewed and verified for accuracy.  Properties may or may not be listed by the office/agent presenting the information. Supplied Open House Information is subject to change without notice. Many homes contain recording devices, and buyers should be aware they may be recorded during a showing. Listing data shown with the three tree icon are provided courtesy of NWMLS. Some IDX listings have been excluded from this website. IDX information is provided exclusively for consumers’ personal non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.  The data is deemed reliable but is not guaranteed.

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