678 Gemstone Dr, San Marcos, CA 92078 - View 1
678 Gemstone Dr, San Marcos, CA 92078 - View 2
678 Gemstone Dr, San Marcos, CA 92078 - View 3
678 Gemstone Dr, San Marcos, CA 92078 - View 4
678 Gemstone Dr, San Marcos, CA 92078 - View 5
678 Gemstone Dr, San Marcos, CA 92078 - View 6
678 Gemstone Dr, San Marcos, CA 92078 - View 7
678 Gemstone Dr, San Marcos, CA 92078 - View 8
678 Gemstone Dr, San Marcos, CA 92078 - View 9
678 Gemstone Dr, San Marcos, CA 92078 - View 10
678 Gemstone Dr, San Marcos, CA 92078 - View 11
678 Gemstone Dr, San Marcos, CA 92078 - View 12
678 Gemstone Dr, San Marcos, CA 92078 - View 13
678 Gemstone Dr, San Marcos, CA 92078 - View 14
678 Gemstone Dr, San Marcos, CA 92078 - View 15
678 Gemstone Dr, San Marcos, CA 92078 - View 16
678 Gemstone Dr, San Marcos, CA 92078 - View 17
678 Gemstone Dr, San Marcos, CA 92078 - View 18
678 Gemstone Dr, San Marcos, CA 92078 - View 19
678 Gemstone Dr, San Marcos, CA 92078 - View 20
678 Gemstone Dr, San Marcos, CA 92078 - View 21
678 Gemstone Dr, San Marcos, CA 92078 - View 22
678 Gemstone Dr, San Marcos, CA 92078 - View 23
678 Gemstone Dr, San Marcos, CA 92078 - View 24
678 Gemstone Dr, San Marcos, CA 92078 - View 25
678 Gemstone Dr, San Marcos, CA 92078 - View 26
678 Gemstone Dr, San Marcos, CA 92078 - View 27
678 Gemstone Dr, San Marcos, CA 92078 - View 28
678 Gemstone Dr, San Marcos, CA 92078 - View 29
678 Gemstone Dr, San Marcos, CA 92078 - View 30
678 Gemstone Dr, San Marcos, CA 92078 - View 31
678 Gemstone Dr, San Marcos, CA 92078 - View 32
678 Gemstone Dr, San Marcos, CA 92078 - View 33
678 Gemstone Dr, San Marcos, CA 92078 - View 34
678 Gemstone Dr, San Marcos, CA 92078 - View 35
678 Gemstone Dr, San Marcos, CA 92078 - View 36
678 Gemstone Dr, San Marcos, CA 92078 - View 37
678 Gemstone Dr, San Marcos, CA 92078 - View 38
678 Gemstone Dr, San Marcos, CA 92078 - View 39
678 Gemstone Dr, San Marcos, CA 92078 - View 40
678 Gemstone Dr, San Marcos, CA 92078 - View 41

678 Gemstone Dr, San Marcos, CA 92078

List Price: $1,250,000On Market FlagOn market
May 23, 20252,550 sqft4 beds3 baths
Listed by: John Castillo
License #: 02020554
Phone #: 760-807-6297
Coldwell Banker Realty
Source:
CRMLS Logo
MLS #: NDP2505117

Property Description

North Facing Gem in the Gated Community of Rancho Tesoro! Welcome to this stunningly upgraded 4 bedroom, 3 bath home in the desirable Vientos/Terracina neighborhood of Rancho Tesoro. With 2,550 sq. ft. of thoughtfully designed living space, this home offers comfort, style, and functionality all in one of San Marcos' most coveted gated communities. Step inside to discover an inviting open concept layout filled with natural light and exceptional privacy. The spacious living area flows seamlessly into a modern chef’s kitchen featuring a large quartz island, white shaker cabinetry, custom tile backsplash, and stainless steel appliances all included. Ideal for multi-generational living or guests, the main level also includes a full bathroom and a first floor bedroom. Upstairs, a versatile loft provides the perfect flex space easily converted into a 5th bedroom, home office, or playroom. The expansive primary suite is your private retreat, complete with a spa inspired bathroom featuring a frameless glass shower, soaking tub, dual vanities, and a generous walk-in closet. Two additional bedrooms, a laundry room, and ample storage space round out the upper level. The low maintenance backyard is fully fenced and features pavers and drip irrigation perfect for weekend relaxation or evening entertaining. Additional highlights include an extra deeded parking space right out front (great for larger vehicles), Lutron smart lighting, and upgraded flooring throughout the main level. Community Perks: Enjoy resort-style amenities just steps from your door sparkling pool, BBQ area, playground, and tranquil walking trails that wind around two scenic lakes. Prime Location: Close to top rated schools, shopping, dining, hiking trails, and parks with easy access to everything North County has to offer. Plus, low HOA and Mello-Roos fees make this home an exceptional value. Don’t miss this rare opportunity! Schedule your private tour today and experience the Rancho Tesoro lifestyle for yourself!
Assignment
Get a detailed valuation report, schedule a tour or make an offer!
Kevin Kretzmer
Kevin Kretzmer

Role: TurboHome Head Agent

Experience: 10 years

No. of Transactions: 227

“I specialize in helping clients find their dream home or next investment in California, focusing on residential and multi-family properties. My client-first approach, clear communication, and attention to detail ensure that everyone I work with receives exceptional service.”

TurboHome Fair Market Estimate

TurboHome

TurboHome Savings

$21,189

TurboHome Estimated Value

$1,331,300

$522 sqft

High Valuation
$1,397,865
$548/sqft
Normal Valuation
$1,331,300
$522/sqft
Low Valuation
$1,264,735
$496/sqft

3rd Party Estimates

Source$/sqftValuation
HouseCanary$522/sqft$1,331,300

Neighborhood

Loading map...

Comparative Value

$1.15M

$1.24M

$1.30M

$1.55M

657 Gemstone Dr, San Marcos, CA 92078

Sale Price: $1,150,000

Selected Comparable

564 Echo Ln, San Marcos, CA 92078

Sale Price: $1,150,000

Selected Comparable

658 Gemstone Dr, San Marcos, CA 92078

Sale Price: $1,240,000

Selected Comparable

678 Gemstone Dr, San Marcos, CA 92078

List Price: $1,250,000

Subject Property

676 Merit Dr, San Marcos, CA 92078

Sale Price: $1,305,000

Selected Comparable

240 Reserve Ct, San Marcos, CA 92078

Sale Price: $1,554,999

Selected Comparable

Neighborhood Comps

Subject Property

SUBJECT
678 Gemstone Dr, San Marcos, CA 92078

678 Gemstone Dr, San Marcos, CA 92078

List: $1,250,000

Listed: 5/23/2025

Area:2,550 sqft
Price/sqft:$490
Beds:4
Baths:3
Year Built:
Lot Size:3,300

Comparable Properties

COMPARABLE
Choose comps
657 Gemstone Dr, San Marcos, CA 92078

657 Gemstone Dr, San Marcos, CA 92078

Sale: $1,150,000

6/6/20250.05 mi

Area:2,458 sqft
Price/sqft:$468
Beds:4
Baths:3
Year Built:
Weight:23.9%
676 Merit Dr, San Marcos, CA 92078

676 Merit Dr, San Marcos, CA 92078

Sale: $1,305,000

9/16/20240.07 mi

Area:2,458 sqft
Price/sqft:$531
Beds:4
Baths:3
Year Built:
Weight:21.9%
658 Gemstone Dr, San Marcos, CA 92078

658 Gemstone Dr, San Marcos, CA 92078

Sale: $1,240,000

1/16/20250.02 mi

Area:2,392 sqft
Price/sqft:$518
Beds:4
Baths:4
Year Built:
Weight:19.9%
240 Reserve Ct, San Marcos, CA 92078

240 Reserve Ct, San Marcos, CA 92078

Sale: $1,554,999

9/12/20240.43 mi

Area:3,281 sqft
Price/sqft:$474
Beds:4
Baths:3
Year Built:
Weight:17.2%
564 Echo Ln, San Marcos, CA 92078

564 Echo Ln, San Marcos, CA 92078

Sale: $1,150,000

10/11/20240.31 mi

Area:2,741 sqft
Price/sqft:$420
Beds:3
Baths:3
Year Built:
Weight:17.1%

How it Works

1

Meet your local TurboHome agent

We match you with an in-house licensed real estate agent who knows your market
2

We support your home-buying journey

Everything you'd expect your agent to do: touring, analysis, coaching, offers, negotiations, and closing
3

You get big savings

You split the commission with your agent 50/50, saving you thousands compared to a traditional agent
Two iPhones. One with a TurboHome screen that contains a profile photo and 'Meet Kevin' heading. The other with a TurboHome IQ screen with an example Disclosure Summary.
The Mercury News
CBS News
Business Insider
Orange County Register
Silicon Valley
East Bay Times