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4 Beds
3 Baths
1,750 sqft

$1,849,000

278 Santo Tomas, COSTA MESA CA, 92627

Price per sqft$1,056.57
Built in1958
Property size1,750 sqft
Property typeResidential

Overview

Active

Listed Sep 8, 2026

Updated 32 min ago

A rare chance awaits in highly desirable Eastside Costa Mesa! Situated on a spacious 7,279 sq.ft. lot with generous green space, this versatile property offers immense potential - whether you're looking to create your dream home, accommodate multi-generational living or explore an attractive investment. Property currently features two separate residences with a totoal of 1,750 sq.ft. of living area: Main Residence is appx. 1,160 sq.ft. featuring 3 bedrooms, 1.5 baths and a large enclosed patio room offering flexible bonus space. - Back residence / ADU is appx. 590 sq.ft., newly renovated with a full bath and tucked toward the rear of the lot for optimal privacy and separatrion. Located on a quiet, clu-de-sec, you'll enjoy convenient access to freeways, highly regarded schools, the Upper Newport Bay Nature Preserve, Newport Beach, Corona del Mar and Pacific Coast Hifhway. (For a detailed layout and site plan of both structures, please refer to the CMP Apprisal Building Sketch included at the end of the photo gallery.) Bring your vision and make this prime Eastside property your own. Property is being sold in AS-IS condition; seller will make no repairs.

$12,301/mo

Est. mortgage payment based on a $1,849,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
NP26197064MR

Interior Features

Bedrooms
4
Bathrooms
3
Fireplace
Yes
Basement
No

Exterior Features

Lot Size
0.17 Acres

Other Property Details

Garage
Yes

Listed by Suzanne Wyrick with Wyrick & Associates Real Estate
Listing Contact: 949-632-2890 

Based on information from The MLSTM / Combined LA/Westside Multiple Listing Service, Inc. IDX information is provided exclusively for consumers' personal, non-commercial use, it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All information is deemed reliable but not guaranteed and should be independently reviewed and verified. Property locations as displayed on any map are best approximations only and exact locations should be independently verified. All properties are subject to prior sale, change or withdrawal, and may or may not be listed by the office/agent presenting the information. Neither listing broker(s) nor Rory Posin shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. 

©2026 Combined L.A./Westside MLS. All rights reserved.

Data last updated 10/11/2026

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