813-15 Isthmus Ct — Sale in San Diego, CA

  • Price: Contact for price
  • Listing type: For sale
  • Asset type: Multifamily Property
  • Location: San Diego, CA 92109

Photos

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Investment Figures

Cap rate
4.96%

Derived from the asking price and operating figures published for this listing. Informational only — not an appraisal, valuation or financial advice. Verify independently before relying on any figure.

Description

Marcus & Millichap is pleased to present 813–815 Isthmus Court, a rare & highly renovated duplex investment opportunity located in the heart of Mission Beach, one of San Diego’s most desirable coastal neighborhoods. Situated on a 0.06-acre lot and totaling approximately 3,207 square feet, the property offers an exceptional combination of location, functionality, and income potential just steps from the Pacific Ocean. The property consists of two fully furnished spacious turnkey residential units featuring a combined ten-bedroom layout. Each residence offers three bathrooms, vaulted ceilings, private balconies, in-unit stackable washer and dryers, tankless water heaters, and dual pain windows all under a new roof, creating an attractive living environment for both owner-occupants and renters. Both units include off street parking a highly valuable amenity in the Mission Beach market. Positioned just steps from Belmont Park, the Mission Beach Boardwalk, Starbucks, restaurants, shopping, and world-class beaches, the property benefits from one of San Diego’s strongest coastal rental markets. The flexible configuration provides an opportunity for an owner-user to occupy one unit while generating income from the other, or for investors to capitalize on the area's strong long-term and vacation rental demand. With its premier location and unique unit composition, 813–815 Isthmus Court represents a compelling opportunity to acquire a well-positioned coastal asset in a high-barrier-to-entry market. Investment Highlights: • Developed in 1989 and fully remodeled in 2025 • Comprised of four- and six-bedroom units with large residential floorplans • Each fully furnished unit features recently remodeled bathrooms, kitchens and bedrooms with high end finishes and modern designs • Desirable Turnkey Unit Amenities include vaulted ceilings, private balconies, in-unit laundry, tankless water heaters, dual pane windows, & a new roof • Strong Rental Demand in one of San Diego's premier

Market Context

This multifamily in San Diego, CA is listed for sale. It is offered at an approximate 5.0% capitalization rate, a key benchmark for income-producing multifamily assets. Compare it against other multifamily listings for sale in San Diego, CA — view the full market.

As of Q4 2025, the San Diego multifamily market showed a 5.4% vacancy rate, average asking rents near $2456.00/unit/mo, and cap rates around 4.6%. Source: multiple brokerage reports, Q4 2025.

Its 5.0% asking cap rate is above the San Diego multifamily market average of about 4.6%, implying a higher yield (and typically more risk or upside) than comparable assets. Tight vacancy keeps competition for quality space elevated.

Multifamily market FAQ

What is the typical cap rate for multifamily in San Diego?
About 4.6% as of Q4 2025, per multiple brokerage reports.
Is the San Diego multifamily market tightening or softening?
Vacancy is around 5.4% (Q4 2025).

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