San Diego County, CA Quadplexes for Sale

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Updated: Jul 1

Corner Four-Unit Residential Income Property

267 Alestar, Vista, CA 92084

$1,500,000

4,260 sqft

Four‑unit investment property on a corner lot built in 1965
Unit mix includes three 3BD/2BA units, two 2BD/2BA units, and one 1BD/1BA unit
Approx. 4,260 SF with assigned carport parking and a private storage unit for each unit
Each unit has its own patio or balcony, plus on‑site laundry with managed washer/dryer equipment
Gas and electric are separately metered; extensive capital improvements include full building replumbing and water heater replacement scheduled to complete by mid‑July

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This listing looks promising.

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267 Alestar, Vista, CA 92084

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Est. Cap Rate

5.1%
NOI ÷ price
Est. NOI

$76K
Annual
Price @ 7% Cap

$1.09M
Suggested
Property Type

Multi-Family Dwellings
Built 1965

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Updated: Aug 23

Renovated Four-Unit Quadplex

312 Brookes Ave, San Diego, CA 92103

$2,395,000

2,264 sqft

Four‑unit quadplex with four one‑bedroom, one‑bath residences
2,264 square feet; built in 2010
Extensively renovated in 2025 with updated kitchens, flooring, windows, and wall‑mounted air conditioning
Each residence includes in‑unit laundry and a separate SDG&E meter
Upgraded electrical systems, fire sprinklers, and newer water main

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Upgraded 4-Unit Detached Quadplex

4847-53 Mansfield Street, San Diego, CA 92116

$1,895,000

2,900 sqft 0.14 AC lot

Four individually metered, detached residences with dedicated off-street parking and recent major improvements.

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Renovated Quadplex with ADU

2104-2110 Dale Street, San Diego, CA 92104

$2,125,000

2,972 sqft 0.13 AC lot

Two-story property includes an additional ADU and newly installed kitchens in four units.

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Remodeled Multi-Unit Property Near Downtown

764-766 N Grape St, Escondido, CA 92025

$1,395,000

2,042 sqft 0.17 AC lot

Turnkey Escondido multi-unit property with upscale finishes and system upgrades.

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Modern Quadplex with Covered Parking

630 N Juniper Street, Escondido, CA 92025

$2,149,000

3,784 sqft 0.23 AC lot

Four two-bedroom units offer central A/C, in-unit laundry, and private outdoor storage.

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Multifamily Property with Existing Structure

111 W Park, San Ysidro, CA 92173

$1,800,000

0.17 AC lot

Multifamily residential income property on a small lot with an existing structure, positioned near daily amenities.

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Turn-Key 4-Unit Student Rental

13-6407 Richard St, San Diego, CA 92115

$2,995,000

4,410 sqft

Four-unit property with 16 beds and 9 baths, currently run under 12-month student leases with management in place.

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Commercial Quadplex with Studios

2174 Logan Ave, San Diego, CA 92113

$1,799,000

0.10 AC lot

Commercially zoned property with separate entrances and kitchenettes across its upper-level studios.

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Modern Quadplex with Covered Parking

630 N Juniper Street, Escondido, CA 92025

$2,149,000

0.23 AC lot

This multifamily asset combines updated interiors, private outdoor spaces, and separately metered utilities in a four-unit configuration.

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Turn-Key SDSU Rental Property

13 Richard St, San Diego, CA 92115

$2,995,000

4,410 sqft

Four-unit property near SDSU, generating $20,200/month starting August 2026.

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Four-Unit Quadplex with Unit Mix

3935-41 Madison Ave, San Diego, CA 92116

$1,250,000

0.06 AC lot

Corner-lot property with full kitchens and washer/dryer hookups in every residence.

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Four-Unit Quadplex with Parking

1313 E 9th Street, National City, CA 91950

$1,300,000

1,600 sqft 0.25 AC lot

Four apartments with separate gas and electric meters, on-site parking, and a walkable position near everyday retail and services.

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San Diego Multifamily Investment Opportunity

363 Gavin St, San Diego, CA 92102

$1,385,000

3,000 sqft

Four freestanding units near Downtown San Diego with upside potential.

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Four-Unit Property with Expansion Potential

5 C St, San Diego, CA 92102

$1,270,000

3,118 sqft 0.13 AC lot

Four units with plans for two additional units in San Diego.

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Upgraded Apartment Quadplex

31-5025 Brighton Ave, San Diego, CA 92107

$2,159,500

2,332 sqft 0.16 AC lot

Updated 1- and 2-bedroom units with four detached garages on a zoned R-4 lot near the beach.

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Brighton Avenue Apartments Near Beach

31 Brighton Ave, San Diego, CA 92107

$2,159,500

2,332 sqft 0.16 AC lot

Updated units near the beach, delivered vacant.

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4-Unit Townhouse Quadplex

3868 Chamoune Avenue, San Diego, CA 92105

$1,499,999

3,600 sqft

Four individually configured residences feature private laundry rooms and a practical multifamily layout.

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El Cajon Multifamily Investment

1109 E Lexington Ave, El Cajon, CA 92019

$1,399,000

3,440 sqft

Four-unit property near downtown El Cajon with income upside.

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Normal Heights Four Detached Homes

4847-53 Mansfield Street, San Diego, CA 92116

$1,895,000

2,900 sqft

Turn-key four-unit investment in North Normal Heights.

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Renovated Quadplex

4140 48th St, San Diego, CA 92105

$2,100,000

4,180 sqft 0.15 AC lot

Four-unit multifamily property with spacious apartments, family-oriented layouts, and tandem parking.

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Hillcrest Multifamily Investment Opportunity

137 Pennsylvania Avenue, San Diego, CA 92103

$2,150,000

2,880 sqft

Four updated units in a prime, walkable Hillcrest location.

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Renovated Four-Unit Quadplex

4209-15 3rd Ave, San Diego, CA 92103

$2,975,000

3,000 sqft

Fully renovated multifamily property with private outdoor space, upgraded systems, and dedicated parking for each residence.

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Quadplex With Townhome-Style Units

7565 Romeria St, Carlsbad, CA 92009

$5,000,000

7,948 sqft

Four two-story residences feature private backyards, direct garage access, and separately metered utilities.

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San Diego County, CA Quadplexes Market Trends and Statistics

Explore 136 quadplexes for sale in San Diego County, CA, showcased through 136 active listings on our real estate platform. These investment opportunities span a total of 191,859 square feet of properties for sale, with an estimated market value of $183,419,947.

Sale prices for four-unit buildings in San Diego County, CA start at $495,000, averaging $2,060,898, and reaching up to $5,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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