San Mateo Main Library
55 W 3rd Ave, San Mateo, CA 94402
- Type: Library
- Cost: Free
- Ages: Babies 0–1, Toddlers 1–3, Little kids 4–7, Big kids 8–12
- Open: Mon–Thu 10 am–8 pm · Fri & Sat 10 am–5 pm · Sun 11 am–5 pm
- Setting: Indoor
Hours change. Check the website before you go.