**** 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&#39'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.