Lennar New Construction Homes in San Marcos, California

Lennar has 10 active new construction listings in San Marcos, California. Prices range from $658,900 to $875,900, with a median size of 1,537 square feet. Inventory is sourced directly from the builder's own website. Prices and availability can change, so confirm current details with Lennar.

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Inventory last refreshed: September 10, 2026 · Data sourced directly from builder websites.