278 Santo Tomas Costa Mesa CA 92627 | MLS #NP26197064
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.
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.
Property Details
Price:
$1,849,000
MLS #:
NP26197064
Status:
Active
Beds:
4
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Subdivision:
Eastside North ENCM
Neighborhood:
c5eastcostamesa
Listed Date:
Sep 8, 2026
Finished Sq Ft:
1,750
Lot Size:
7,279 sqft / 0.17 acres (approx)
Year Built:
1958
See this Listing
Schools
School District:
Newport Mesa Unified
Interior
Appliances
DW
Bathrooms
2 Full Bathrooms, 1 Half Bathroom
Cooling
NO
Laundry Features
IG
Levels
A
Main Level Bathrooms
2
Main Level Bedrooms
3
Exterior
Attached Garage YN
1
Common Walls
NCW
Community Features
CRB
Garage Spaces
2
Parking Spots
2
Parking Total
2
View
NO
Financial
Map
Community
- Address278 Santo Tomas Costa Mesa CA
- SubdivisionEastside North (ENCM)
- CityCosta Mesa
- CountyOrange
- Zip Code92627
Subdivisions in Costa Mesa
- Brighton Springs BRIS
- Brittany Woods Townhomes ENBW
- Brookview BRK1
- Buccola I MBB1
- Cambridge Estates Phase I EHCE
- College Park Cambridge Estates COLE
- College Park COLP
- College Park Harbor Estates COLH
- Costa Mesa Residential Income CMRI
- Costa Mesa Triangle CTRI
- Eastside Central ECCM
- Eastside Heights EHCM
- Eastside North ENCM
- Eastside South ESCM
- Enclave ENEN
- Freedom Homes FREE
- Garden Park Village GPKV
- Halecrest HALE
- Half Moon Lane HML
- Harbor Estates MTHE
- Laurels @ Providence Ranch LAUR
- Longwood Greens LONG
- Lyon Mesa LYNM
- Marina Series MMMS
- Mesa del Mar – Park Series MDMB
- Mesa Del Mar MDMA
- Mesa North MENO
- Mesa Verde by Dike/Colegrove MTDC
- Mesa Verde Collection MVCO
- Mesa Verde Estates II MBE2
- Mesa Verde North MST1
- Mesa Verde Residential Income MVRI
- Mesa Verde Villas Iowa St. MVVL
- Mesa Woods MSWD
- Monticello Townhomes MONT
- Newport Landing NPLD
- Newport Riviera ENNR
- Newport Trails NPTR
- Ocean Breeze Villas OCBV
- Pacific Bluffs PACB
- Pentridge Cove I PENC
- Republic Homes MBRE
- San Michel SANM
- Seabluff Canyon SBCN
- Sommerset Citihomes SOMS
- State Streets II MST2
- Summerland MISS
- Sunshine Homes West SUNW
- West Costa Mesa North WNCM
- Westside Costa Mesa Central WCMC
- Westside Costa Mesa South WSCM
- Wimbledon Village WVIL
- Woodstream Condos ENWS
Market Summary
Current real estate data for Single Family in Costa Mesa as of Oct 05, 2026
264
Single Family Listed
71
Avg DOM
614
Avg $ / SqFt
$1,197,559
Avg List Price
Property Summary
- Located in the Eastside North (ENCM) subdivision, 278 Santo Tomas Costa Mesa CA is a Single Family for sale in Costa Mesa, CA, 92627. It is listed for $1,849,000 and features 4 beds, 3 baths, and has approximately 1,750 square feet of living space, and was originally constructed in 1958. The current price per square foot is $1,057. The average price per square foot for Single Family listings in Costa Mesa is $614. The average listing price for Single Family in Costa Mesa is $1,197,559. To schedule a showing of MLS#np26197064 at 278 Santo Tomas in Costa Mesa, CA, contact your Compass agent at 310.409.7242.
Similar Listings Nearby
Courtesy of Wyrick & Associates Real Estate. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than Compass include the name of the listing broker. Neither the listing company nor Compass shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.278 Santo Tomas
Costa Mesa, CA
