Free & Low-Cost Clinics in Castro Valley, CA

Who runs these clinics

3 health-center organizations run the 3 clinics in Castro Valley. Figures are each organization's own federal report for all its sites (HRSA UDS 2025), not this city alone.

• Lifelong Medical Care — 1 site here, 42 in total. 51,453 patients in 2025, 10% uninsured; 38% of patients had limited English.
• Tiburcio Vasquez Health Center, Incorporated — 1 site here, 18 in total. 27,639 patients in 2025, 10% uninsured; 64% of patients had limited English.
• Alameda, County Of — 1 site here, 27 in total. 10,178 patients in 2025, 17% uninsured; also provided dental, mental health, substance use, vision care; 16% of patients had limited English.

Health centers near Castro Valley

• Ashland (6) · 1 mi
• San Lorenzo (1) · 2 mi
• Hayward (12) · 3 mi
• San Leandro (4) · 3 mi
• Fairview (1) · 3 mi
• Oakland (84) · 9 mi
• Union City (5) · 9 mi
• Alameda (2) · 9 mi

New to community health centers?

• How the sliding-fee scale works — and how to qualify
• What to bring to your first visit
• Getting care with no insurance

Castro Valley at a Glance

Every clinic listed above is a federally funded community health center — it treats you with or without insurance, regardless of immigration status, and charges on a sliding-fee scale based on income. Here's what the HRSA and federal NPI registry data shows for Castro Valley specifically:

• 10,488 patients living in the ZIP codes 94546, 94578 were seen at federally funded health centers in 2025; 8% of them had no insurance.
• 3 of 3 clinics list a direct phone number you can call ahead.
• 1 of 3 clinics list a website.
• 2 of 3 are part of a program that reports dental services in federal UDS data (program-level, not per-site — call to confirm dental is offered at this address).
• Reported weekly hours: 1 clinic reports 40+ hrs/week, 2 report 20–39 hrs/week.