678 Gemstone Dr, San Marcos, CA 92078 - Photo 1 of 41, San Marcos, CA
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$1,125,000

678 Gemstone Dr, San Marcos, CA 92078

Coldwell Banker Realty
4Beds
3Baths
2,550Sq Ft
3Parking
2018Built
5Days Listed

About This Property

Welcome to this beautifully upgraded, north facing home in the gated Rancho Tesoro community of San Marcos. Located in the desirable Vientos/Terracina neighborhood, this spacious 4-bedroom, 3-bath home offers approximately 2,550 square feet of comfortable and thoughtfully designed living space. Inside, the open concept layout feels bright, welcoming, and private. The main living area flows into a modern kitchen with a large quartz island, white shaker cabinets, a custom tile backsplash, and stainless steel appliances that are included with the home. A full bedroom and bathroom on the first floor provide a convenient option for guests, extended family, or a home office. Upstairs, the spacious loft offers even more flexibility and could easily be used as a playroom, office, media room, or converted into a fifth bedroom. The primary suite is a relaxing retreat with a spa like bathroom featuring a frameless glass shower, soaking tub, dual vanities, and a large walk-in closet. Two additional bedrooms, a laundry room, and plenty of storage complete the second floor. The fully fenced backyard is designed for easy maintenance, with pavers and drip irrigation creating a comfortable space for relaxing, entertaining, or enjoying evenings outdoors. The home also includes upgraded flooring throughout the main level, Lutron smart lighting, and an additional deeded parking space directly in front of the property that can accommodate a larger vehicle. Rancho Tesoro residents enjoy access to a resort style pool, BBQ area, playground, scenic walking trails, and two peaceful lakes. The commun

John CastilloColdwell Banker Realty760-807-6297

Property Location

Map

Property Details

Property Type
Detached
Bedrooms
4
Bathrooms
3
Building Area
2,550 Sqft
Living Area
2,550 sqft
Year Built
2018
Stories
2.0
Status
Active
Days on Market
5
Cumulative Days on Market
1
Original Price
$1,125,000

Location & Neighborhood

What's nearby 678 Gemstone Dr, San Marcos, CA 92078

Local Amenities

Dining

Coffee & Cafes

POI data updated 7/15/2026

San Marcos Market Snapshot

286

Active Listings

$741K

Median Price

29

Avg Days on Market

Last updated: Jul 15, 2026

Based on information from California Regional Multiple Listing Service, Inc. as of the date of this data. This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing.

$1,125,000