Nestled in coveted north west Boulder on beautiful Kalmia Ave, this home offers a rare combination of privacy and space in this extremely desirable location. The contemporary open floor plan with large rooms is accentuated by expansive windows that fill the interior with beautiful natural light, while the wide open living room faces a large patio and cozy fireplace--perfect for relaxing or entertaining. The main-level primary suite offers luxurious bath features and a serene retreat for easy living and lovely patio access. It is complemented by three additional large bedrooms, two with private ensuite bathrooms. A custom wood-paneled study with built-in bookshelves adds character and function. The kitchen opens to a unique orchid and plant green room (which could be used for an expansion of the kitchen), complete with heat and water access--ideal for gardening enthusiasts or an inspiring sunroom. Step outside to a private, low-maintenance yard featuring a large, sunny patio surrounded by heirloom rose bushes, vibrant flowers, and mature trees--an oasis of calm privacy. This home includes generous closet spaces throughout, a partially finished basement with ample storage, and exciting potential for expansion or conversion into a fifth or even sixth bedroom to suit your needs. Ready for your personal touches, this exceptional property is within walking distance to the bus, downtown Boulder, and trail access, blending convenience, comfort, and prestige in one of the city's most sought-after locations. Fresh painted throughout, easy to show, and flexible closing. Buyer to verify all measurements and original blueprints available upon request.