Unlock an extraordinary high-yield investment in the heart of Eastside Costa Mesa. Positioned within a rare zoning niche that favors Institutional and Recreational Use. This is more than a home; it is a scalable business asset. Whether launching a boutique startup or scaling to a maximum-capacity facility, the bones and location of 308 E 18th St are unmatched for high-income potential.
• Capacity & Scale: 3,039 Sq. Ft. of refined living space on 8,500 Sq. Ft. lot.
Significant room for outdoor recreation or potential expansion of resident capacity.
• Accessibility Ready: Professionally installed accessible approach ramp and multiple main-level bedrooms/bathrooms, drastically reducing initial “Speed-to-Market” licensing costs for RCFE operators.
• Modern Executive Aesthetic: Open-concept chef’s kitchen with Thermador appliances and quartz social island; ideal for high-end nutritional programming or private chef services.
• Strategic Location: Prime Eastside pocket with immediate access to 17th St amenities, Mariners Elementary zone, and Hoag Hospital/Newport medical hubs.
• Operators can leverage the massive footprint to scale room count and resident capacity through city-approved reconfigurations.
AGENT: Alice Schroeder LISTING BROKERAGE: Pacific Sotheby’s Int’l Realty• Capacity & Scale: 3,039 Sq. Ft. of refined living space on 8,500 Sq. Ft. lot.
Significant room for outdoor recreation or potential expansion of resident capacity.
• Accessibility Ready: Professionally installed accessible approach ramp and multiple main-level bedrooms/bathrooms, drastically reducing initial “Speed-to-Market” licensing costs for RCFE operators.
• Modern Executive Aesthetic: Open-concept chef’s kitchen with Thermador appliances and quartz social island; ideal for high-end nutritional programming or private chef services.
• Strategic Location: Prime Eastside pocket with immediate access to 17th St amenities, Mariners Elementary zone, and Hoag Hospital/Newport medical hubs.
• Operators can leverage the massive footprint to scale room count and resident capacity through city-approved reconfigurations.
Courtesy of Pacific Sotheby’s Int’l Realty. 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 The Agency RE include the name of the listing broker. Neither the listing company nor The Agency RE 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. 308 E 18th ST
Costa Mesa, CA
Property Details
Price:
$3,895,000
MLS #:
OC26031727
Status:
Active
Beds:
0
Baths:
0
Type:
Single Family
Subtype:
Commercial/Residential
Subdivision:
Eastside Central ECCM
Neighborhood:
c5eastcostamesa
Listed Date:
Feb 11, 2026
Total Sq Ft:
3,039
Lot Size:
8,506 sqft / 0.20 acres (approx)
Year Built:
1995
See this Listing
Schools
Interior
Laundry Features
IR, IN
Levels
A, U
Exterior
Common Walls
NCW
Community Features
SDW
Garage Spaces
2
Parking Spots
2
Parking Total
2
Financial
Map
Community
- Address308 E 18th ST Costa Mesa CA
- SubdivisionEastside Central (ECCM)
- CityCosta Mesa
- CountyOrange
- Zip Code92627
