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Set on a prized, quiet block in Eastside Costa Mesa, 379 Walnut Street presents a rare opportunity to create something truly special. This Mid-Century Modern residence offers approximately 1,050 square feet with 3 bedrooms and 1 bathroom, perfectly positioned on an expansive 9,235 square foot lot, a size that is increasingly hard to find in this coveted neighborhood. The property is ideal for a developer, investor, or end-user looking to expand, reimagine, or build new. With its generous lot dimensions and prime location, the possibilities for future value and customization are exceptional. Enjoy the charm of a peaceful street while being just minutes from the best of the Eastside lifestyle, including local dining, shopping, beaches, and top-rated schools. Opportunities like this large lot, quiet street, and premier Eastside location are few and far between.
Property Type(s):
Single Family
| Last Updated | 9/22/2026 | Tract | Eastside South (ESCM) |
|---|---|---|---|
| Year Built | 1953 | Community | C5 - East Costa Mesa |
| Garage Spaces | 2.0 | County | Orange |
Additional Details
| AIR | Wall/Window Unit(s) |
|---|---|
| AIR CONDITIONING | Yes |
| APPLIANCES | Dishwasher, Gas Oven, Water Heater |
| AREA | C5 - East Costa Mesa |
| FIREPLACE | Yes |
| GARAGE | Attached Garage, Yes |
| LOT | 9235 sq ft |
| LOT DESCRIPTION | Back Yard, Front Yard, Level |
| LOT DIMENSIONS | 9235 |
| PARKING | Attached, Driveway, Garage |
| POOL DESCRIPTION | None |
| SEWER | Public Sewer |
| STORIES | 1 |
| STYLE | MidCenturyModern |
| SUBDIVISION | Eastside South (ESCM) |
| UTILITIES | Electricity Available, Electricity Connected, Natural Gas Available, Natural Gas Connected, Water Available, Water Connected |
| VIEW DESCRIPTION | None |
| WATER | Public |
Location
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Listed with Kase Real Estate
The information being provided by Conejo Simi Moorpark Association of REALTORS® (“CSMAR”) is for the visitor's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. Any information relating to a property referenced on this web site comes from the Internet Data Exchange (“IDX”) program of CSMAR. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. Any information relating to a property, regardless of source, including but not limited to square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by CSMAR and is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited.
This IDX solution is (c) Diverse Solutions 2026.
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