3924 Grandon, San Marcos, California 92078, San Marcos, 92078 - 3 bed, 2 bath
Loading property details...
3924 Grandon
San Marcos, California 92078
ACTIVE
CONDITION: FAIR
3Beds
2Baths
1,232Sq Ft
6,900Lot Size
Property Price
LIST PRICE$799,000
EST. MARKET VALUE
$785,271
SUMMARY
This property presents a High-Potential Investment Opportunity with a List Price of $820,000—positioned well below the $839,807 Fair Market Value by 2%. This valuation gap offers $19,807 in Instant Equity for buyers. Featuring a Fair Condition Rating, the home offers a functional one-story layout and a covered patio on a 6,900 sqft lot. Located near San Marcos High School, this is a strategic acquisition ideal for Buy-and-Hold Investors or Owner-Occupants seeking to build value through cosmetic updates.
Estimated Market Value
$785,271
Based on Realkey algorithm analyzing recent comparable sales in San Marcos.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 3924 Grandon Subject 3 bd · 2 ba · 1,232 sqft · $637 | $799,000* List Price | 3 | 2 | 1,232 | $637 | - |
A 1722 San Pablo Drive Sold 2 bd · 2 ba · 1,589 sqft · $491 · 0.9 mi | $780,975 | 2 | 2 | 1,589 | $491 | 0.9 mi |
B 663 Hillhaven Dr Sold 4 bd · 3 ba · 1,646 sqft · $565 · 0.7 mi | $930,000 | 4 | 3 | 1,646 | $565 | 0.7 mi |
C 959 La Tierra Drive Active 2 bd · 2 ba · 1,302 sqft · $687 · 0.7 mi | $895,000 List Price | 2 | 2 | 1,302 | $687 | 0.7 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Fair
TeardownExcellent
Property is moderate renovation needed.
Built in 1961, the home shows recent cosmetic improvements such as new laminate flooring and fresh interior paint. However, the bathroom fixtures and kitchen appear dated (15-20+ years), the backyard is largely unfinished dirt, and there is no mention of updated major systems like HVAC or electrical, fitting the criteria for a property needing minor updates.
PROSSTRENGTHS & OPPORTUNITIES
- Proximity to Top-Rated Schools
The home is located less than half a mile from San Marcos High School, which boasts a strong rating of 7, making it highly attractive for families prioritizing quality education.
- Enhanced Outdoor Living
Featuring a covered patio, paved outdoor areas, and established palms on a 6,900 sqft lot, the property offers excellent space for entertaining and enjoying the Southern California climate.
- Functional Single-Story Design
The one-story layout includes a primary suite with an adjoining bathroom and a dedicated laundry area, providing a practical and accessible floor plan suitable for various buyer demographics.
CONSRISKS & DEFICIENCIES
- Recently Sold Property
The property was recently sold within the past year on 2026-08-25. The sold price is $803,000.00.
- Dated Construction
Built in 1961, the property may require significant cosmetic or structural updates to meet modern aesthetic standards and energy efficiency expectations for today's buyers.
- Lower Elementary School Rating
The assigned elementary school, Alvin M. Dunn, currently holds a lower rating of 3, which could be a potential drawback for families with young children.
About 3924 Grandon
3924 Grandon Ave is a one-story San Marcos home built in 1961 with 1,192 square feet, three bedrooms and two bathrooms in the main home. The living room connects to a dining area with sliding doors to the rear patio. The kitchen features white cabinetry, a gas range, a vent hood and a window above the sink. The primary bedroom has an adjoining bathroom with a separate shower, while two additional bedrooms share a hall bathroom with a tub-and-shower combination. Laundry space and a broad driveway add utility. A covered patio, paved outdoor areas and established palms extend the living space outdoors.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1961
- Lot Size
- 6,900 Sq. Ft.
Interior
- Total Bedrooms
- 3
- Total Bathrooms
- 2 (2 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
San Marcos Unified Schools
Alvin M. Dunn Elementary School
Grades K-6 • 0.5 mi
3/10
San Marcos Middle School
Grades 6-8 • 2.0 mi
5/10
San Marcos High School
Grades 9-12 • 0.4 mi
7/10
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 3.0 | 4.0 |
| Baths | 2.0 | 3.0 |
| Square foot | 1,232 | 2,349.052 |
| Lot Size | 6,900 | 6,943.049 |
| Price | $799.0K | $1.21M |
| Price per sq ft | $649 | $553 |
| Built year | 1961 | 1999 |
| HOA | $0 | $168 |
| Days on market | 34 | 45 |
Pricing History
Listed for Sale
Oct 8, 2026
$799,000
$820,000
-3% Price Drop
Initial Listing
Price Change
Sep 21, 2026
$820,000
Initial Listing
Sold
Aug 25, 2026
$803,000
Public Record
Sold
May 12, 2010
$278,000
Public Record
Sold
Dec 12, 1996
$119,000
Public Record