**** Seller will entertain offers between $1,779,888 - $1,849,888. **** Old California Charm Meets Modern Comfort in the Heart of Fallbrook Welcome to 3149 Old Post Rd, a rare opportunity to own a piece of Southern California’s architectural history. Built by the legendary Weir Brothers, this timeless adobe estate blends classic craftsmanship with the ease of single-level living, all tucked away on a serene 2.34-acre lot. With over 4,300 sq ft of living space, this thoughtfully designed home features 4 spacious bedrooms, a private office, and a bonus/playroom that easily transforms into extra bedrooms or creative spaces. Multiple fireplaces, large windows, and warm natural textures give the home a cozy yet elevated vibe that’s perfect for relaxed living or unforgettable entertaining. Step outside and you’ll feel like you’ve entered your own private retreat—complete with a sparkling pool, separate guest house, and lush, mature gardens. Whether you're hosting gatherings under the stars or enjoying peaceful mornings with coffee in hand, this home offers the space and privacy to live fully. Additional highlights: ? R-1 zoning for added flexibility ?? 4-car garage with plenty of room for toys and tools ?? Minutes to Bonsall Elementary, local shops, and restaurants Historic. Peaceful. Irreplaceable. This is more than a home—it’s a lifestyle rooted in craftsmanship, space, and timeless beauty. Come experience what Fallbrook living is all about.