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Welcome to 3949 Grandon Avenue in San Marcos! This charming single-story ranch-style home offers a comfortable blend of functionality, indoor-outdoor living, and everyday convenience in an established North County San Diego neighborhood. Featuring 3 bedrooms, 2 bathrooms, and approximately 1,232 square feet of living space on a generous 6,000-square-foot lot, the home offers a practical floor plan with inviting living areas, a separate dining area, and a cozy fireplace. Additional features include forced-air heating, a two-car garage, and a covered patio overlooking a spacious backyard with plenty of room for gardening, outdoor entertaining, recreation, or simply relaxing in the Southern California sunshine. Beyond the property, enjoy a location close to William R. Bradley Park, featuring sports fields, playgrounds, picnic areas, and the popular Bradley Bike Park. Nearby Rancho Santa Fe Road and Linda Vista Drive offer a variety of shopping, restaurants, and essential services. Convenient access to Highway 78 and Interstate 15 makes traveling throughout North County San Diego easy, with California State University San Marcos, Palomar College, scenic trails, parks, and recreational destinations just a short drive away. Whether enjoying the home's comfortable single-level layout, entertaining beneath the covered patio, or exploring the many amenities of the surrounding community, this property offers an excellent opportunity to enjoy the San Marcos lifestyle.
Listing agent: Kurt Steffien DRE #01846666 kurt@steffien.com, Listing office: Realty Discount Corporation
MLS data updated 10/26/2026, 3:09:43 PM PT
Source: CRMLS, MLS #: 260025179SD
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Read Belmont’s local buyer guidesEnter your own resale and cost assumptions. This tool does not estimate market value or confirm that an addition is permitted. Asking price: $779,950.
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Compare recorded home prices, same-type ZIP sales and mortgage rates.
Oct 25, 2026
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This home · nearest recorded event
$779,950Asking price recorded · Oct 25, 2026ZIP 92078 · Oct 2026
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ZIP averages use publicly displayable closed sales from our licensed MLS feed, matched to the same ZIP and exact property type. Months with fewer than 3 sales are omitted; the current month is incomplete. Lines connect available monthly observations across gaps and do not represent measured prices in missing months. These averages are not adjusted for size, condition, or location within the ZIP, and are not an appraisal. Feed coverage may not include every sale. All available shows the available home and ZIP history, with mortgage rates over the same dates.
Mortgage benchmark: Freddie Mac Primary Mortgage Market Survey®. © Freddie Mac. Weekly national 30-year fixed rates, not APRs or a loan quote. Actual terms vary. Methodology changed in November 2022. The chart does not establish that interest-rate changes caused a home’s price changes.
Lines connect recorded asking and sale prices. They are visual guides, not estimates of the home’s value between those dates.
No earlier records were returned by our current sources. This does not mean the home has never sold.
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