Welcome to the iconic John and Blanche O’Brien House, a beautifully preserved Colonial Revival residence located in the heart of Loma Portal, one of San Diego’s most charming and sought-after neighborhoods. Situated just steps from Plumosa Park, this 4-bedroom, 2.5 bath home offers timeless architecture paired with thoughtful modern updates. Spanning 2,160 square feet, the home features a highly functional layout. The updated kitchen is equipped with modern appliances and flows directly into the formal dining. Also on the first floor you’ll find the formal living room along with a half bath and an expansive bonus room which leads directly to the generously sized back yard. This layout is ideal for entertaining, family living, or a private retreat. The bonus room provides flexible space perfect for a media room, playroom, or home office. Three bedrooms, including the primary suite, along with two updated baths are located on the second floor. A recently renovated laundry room adds everyday convenience. Major system upgrades include an entire exterior paint job in 2025, a recently updated HVAC system and new plumbing drain lines. Out back, enjoy a private, entertainer-friendly yard, large enough for kids to play and gatherings with friends, yet thoughtfully sized for easy maintenance. A detached two-car garage completes the property, adding both storage and functionality. With its historic charm, modern improvements, and unbeatable location near parks, dining, and coastal living, this is a rare opportunity to own a truly special home in beautiful Loma Portal.