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19950 Onaknoll, 
Lake Mathews, CA 92570

$1,499,000

4

Beds

5

Baths

3,110

Sq Ft

Single Family

Active

Listed by

Anthony Lauria

Abundance Real Estate

, 

Non Listed Office

Last updated:

August 4, 2026, 02:31 PM

MLS#

SW26146463

Source:

San Diego MLS via CRMLS

About This Home

19950 Onaknoll

A true private resort unlike anything available in Lake Mathews! Situated on 2.29 acres on one of the area's premier view lots with breathtaking panoramic views of Lake Mathews, this extraordinary estate features an approx. 2,560 sq. ft. 3-bedroom plus office/den main residence and an approx. 550 sq. ft. detached ADU/guest house, offering over 3,100 sq. ft. of combined living space. The remodeled interior showcases vaulted ceilings with exposed wood beams, a chef's kitchen with custom shaker cabinetry, quartz countertops, oversized island, premium stainless steel appliances, professional-grade gas range, designer hood, remodeled laundry room, and a spa-inspired primary bath with a custom walk-in tile shower and frameless glass enclosure. The detached ADU/guest house includes a bedroom, full bath, and kitchenette, making it ideal for multigenerational living, guest accommodations, rental income, or potential Airbnb use. The backyard is an entertainer's dream, highlighted by an approx. 80,000-gallon resort-style pool with an oversized elevated spa, waterfalls, Baja shelves, tanning ledges, illuminated water features, and dramatic fire bowls. The covered pavilion features a grand fireplace, built-in TV, refrigerator, serving bar, and lounge area overlooking the pool and lake. A custom BBQ station, multiple pergolas, covered outdoor dining, lake-view fire pit lounge, private courtyard with water feature, lush lawns, mature landscaping, walking paths, and a custom playground complete this incredible outdoor retreat. An approx. 20' x 70' detached workshop with gated access provid

Home Facts

Single Family

5 Baths

4 Bedrooms

Built in 1960

Price Summary

1,499,000

$481 per Sq. Ft.

MLS #:

SW26146463

Last Updated:

August 4, 2026, 02:31 PM

Added:

a month ago

Rooms & Interior

Bedrooms

Total Bedrooms:

4

Bathrooms

Total Bathrooms:

5

Full Bathrooms:

4

Interior

Living Area:

3,110 Sq. Ft.

Structure

Structure

Building Area:

3,110 Sq. Ft.

Year Built:

1960

Finances & Disclosures

Finances

Price:

$1,499,000

Price per Sq. Ft:

$481 per Sq. Ft.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.