🏡 Building an ADU in San Marcos, CA: Your Complete Guide for 2025

Accessory Dwelling Units (ADUs) are booming across California—and San Marcos is no exception. Whether you’re looking to boost rental income, house family members, or increase property value, building an ADU in San Marcos is a smart move. Here’s everything you need to know—from regulations and costs to design and permits. 1. 📏 Regulations & Limits […]