Set along the tranquil banks of Sonoma Creek beneath a canopy of majestic oaks, 5430 O'Donnell Lane offers an idyllic Wine Country retreat on 1.36 serene acres just moments from the heart of Glen Ellen. Thoughtfully enhanced over the years, the property offers a rare combination of charm, versatility, and meaningful improvements that elevate both its function and lifestyle appeal. The light-filled 3BD/2BA residence spans 1,834 sq. ft. and features skylights throughout, a welcoming gas fireplace, and a beautifully remodeled kitchen with quartz countertops, stainless steel appliances, a gas range, and updated insulation for improved comfort and efficiency. Beyond the main residence, the property has been significantly expanded with amenities that create exceptional flexibility, including a detached studio/office, a separate ADU complete with a kitchen and bath, a wine cellar, a permanent waterproof storage shed, a fenced garden and pet area, thoughtfully designed landscaping, and multiple outdoor entertaining spaces that embrace Sonoma Valley's indoor-outdoor lifestyle. Surrounded by nature yet only minutes from Glen Ellen's celebrated restaurants, wineries, tasting rooms, and boutique shopping, this exceptional property offers an uncommon blend of privacy, comfort, and versatility in one of Sonoma Valley's most sought-after settings.