Opportunity in a Prime San Marcos Location! This single-story 4-bedroom, 2-bath home sits on a 10,000 sq ft lot, offering exceptional flexibility and potential. In addition to the main residence, the property includes a permitted detached structure currently used as a private gym, providing ideal space for a home fitness studio, office, hobby room, or creative workspace. The functional floor plan features a living room with a fireplace, creating a warm and inviting gathering space. RV parking and three additional storage sheds, providing abundant space for vehicles, equipment, and storage. A large 2-car garage, generous outdoor areas, and appliances included add to the home’s overall appeal. Conveniently located near neighborhood schools, parks, shopping, and dining, this property offers a rare chance to add value in an established San Marcos community.
Property Details
Price:
$745,000
MLS #:
NDP2600175
Status:
Pending
Beds:
4
Baths:
2
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
92069sanmarcos
Listed Date:
Jan 7, 2026
Finished Sq Ft:
1,388
Lot Size:
10,019 sqft / 0.23 acres (approx)
Year Built:
1974
See this Listing
Schools
School District:
San Marcos Unified
Interior
Appliances
DW, GD, RF, WS
Bathrooms
2 Full Bathrooms
Cooling
CA
Flooring
TILE, VINY
Heating
FA
Laundry Features
IG
Exterior
Community Features
SDW, SL, CW
Other Structures
SH
Parking Spots
2
Financial
Map
Community
- Address678 Douglas AV San Marcos CA
- CitySan Marcos
- CountySan Diego
- Zip Code92069
Subdivisions in San Marcos
Market Summary
Current real estate data for Single Family in San Marcos as of Jan 22, 2026
109
Single Family Listed
61
Avg DOM
364
Avg $ / SqFt
$800,106
Avg List Price
Property Summary
- 678 Douglas AV San Marcos CA is a Single Family for sale in San Marcos, CA, 92069. It is listed for $745,000 and features 4 beds, 2 baths, and has approximately 1,388 square feet of living space, and was originally constructed in 1974. The current price per square foot is $537. The average price per square foot for Single Family listings in San Marcos is $364. The average listing price for Single Family in San Marcos is $800,106.
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678 Douglas AV
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