Cardiff by the Sea is a coastal community in Encinitas, San Diego County, located along the Pacific Ocean between Solana Beach and Encinitas. The area features oceanfront bluffs, beaches, residential neighborhoods, parks, local businesses, and scenic coastal roads. Cardiff State Beach provides access to the shoreline, while the San Elijo Lagoon Ecological Reserve offers trails and opportunities to explore coastal wetlands and native habitats. Residential properties include standalone residences, condominiums, townhomes, and other housing options, with architectural styles varying throughout the community. Cardiff’s commercial areas include restaurants, cafés, shops, and services concentrated along San Elijo Avenue and nearby corridors. Highway 101 provides a primary connection to neighboring coastal communities, while Interstate 5 is accessible nearby.