Welcome to 11602 Lampson Avenue, a rare and truly one-of-a-kind income-producing compound located in the heart of Orange County, just minutes from Disneyland and world-class beaches. Available for the first time since 1995, this massive estate sits on a secluded, sprawling lot of over a half-acre (25,400 sq. ft.), offering unparalleled privacy, custom upgrades, and a staggering $10,180 in total monthly rental income.Vehicular storage and utility on this property are completely unrivaled. A private gated driveway opens to a robust 700 sq. ft. metal frame carport, 5 covered patio parking spaces, and 4 dedicated open parking spaces-plus full RV hookups. Mechanics, car collectors, or business owners will also leverage the substantial 789 sq. ft. detached 4-car garage/workshop.The main residence spans an expansive 7,147 sq. ft. of living space, wrapping gracefully around a serene, central courtyard oasis that has been freshly filled and leveled for low-maintenance outdoor entertaining. Designed with ultimate versatility, the main home features 7 bedrooms, multiple split-living quarters with private entrances. It is currently leasing for $6,980 per month, proving its immense value as a high-end rental or multi-family footprint.Adding incredible cash-flow value is the brand-new, fully permitted detached ADU, currently leased at $3,200 per month. Built with its own separate city address and a dedicated 1-inch water meter, this modern secondary home offers a highly desirable 3-bedroom, 2-bathroom layout with a spacious living/dining area.Best of all, both the main residence and the ADU feature fully paid-off solar systems, drastically lowering utility costs and maximizing your net profits. Exceptional estates with this level of scale, permitted density, and immediate, top-tier revenue streams rarely hit the market. Whether you want to add a crown jewel to your investment portfolio or live in one unit while letting the other pay your mortgage, this is an opportunity you cannot miss. Schedule your private tour today!

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Property Details of 11602 Lampson

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Listed by Tiffany Nguyen of Advance Estate Realty (714-936-6969)

Based on information submitted to CRMLS as of August 30, 2026 5:49 AM UTC . All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

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