Elden Court Apartment Homes 2323 Elden Ave, Costa Mesa, CA is a rental apartment building with 2 floorplans available. It is located in the Eastside Costa Mesa neighborhood of Costa Mesa. It has apartment amenities including dishwasher, air conditioning, on-site laundry, ceiling fan, and assigned parking. It has building amenities including garage parking, on-site management, and on-site laundry. Cats and dogs are allowed, making it a pet-friendly building.