Every morning, Valeria Echeverría Mendoza drops off her 3-year-old daughter, Layla, at Papermill Creek Children’s Corner in Point Reyes Station before heading to her job behind the deli counter at the Palace Market.
The preschool, a short walk from her work, has been a lifeline for her family—a safe, bilingual space where Layla learns to name colors, sounds and feelings, while Ms. Mendoza, a single mother, works full time.
For now, she pays $200…