Saint Claire
Senior Care

Specialized Care for Traumatic Brain Injury & Mental Health

State License #306006250

Senior woman resident smiling warmly in a comfortable home setting

Welcome to Saint Claire

A warm, home-based residential care environment designed for adults with Traumatic Brain Injury (TBI), mental health conditions, and cognitive challenges. We provide compassionate, structured, and attentive care in a genuinely supportive home atmosphere.

A True Family-Setting Environment

Saint Claire Senior Care is designed to feel like a warm, peaceful home — never an institution. Residents enjoy comfort, structure, and emotional support in a family-style environment.

  • Structured daily routines
  • Home-cooked meals
  • Private & shared rooms
  • Respectful social interaction
  • Stability and comfort
  • A peaceful atmosphere
Comfortable common living room with brown furniture and natural lighting
Covered outdoor patio with pergola and brick flooring at the residential care facility

Saint Claire LLC

Licensing

Assisted Living Waiver (ALW) Provider. Our home is a licensed Residential Care Facility for the Elderly (RCFE) and an approved provider in California's Assisted Living Waiver (ALW) program. This allows Medi-Cal eligible residents to receive assisted living services in a small, home-style environment while maintaining dignity, safety, and independence.

We specialize in supporting residents with Traumatic Brain Injury (TBI), mental health conditions, and complex care needs, offering consistent structure and personalized attention.

Licensing & Verification. Licensed by the California Department of Social Services (CDSS) as a Residential Care Facility for the Elderly (RCFE) and approved provider in the Assisted Living Waiver (ALW) program through the Department of Health Care Services (DHCS).

License Number: 306006250

Owner Lives On-Site for 24/7 Safety

One of the strongest advantages of Saint Clair Senior Care is that the owner lives on the property, ensuring constant supervision, immediate response, and consistent oversight of care routines.

Daily supervision of staff

Our owner provides hands-on, daily supervision to ensure every staff member follows the highest standards of safety, care, and compassion.

Consistency in routines

Residents enjoy stable, predictable routines that promote emotional comfort, physical well-being, and a peaceful daily environment.

Personalized attention

Each resident receives individualized care tailored to their needs, preferences, and health goals, ensuring comfort, dignity, and meaningful connection.

Owner & Caregiving Team

Our caregivers are trained professionals committed to assisting residents with daily living, medications, hygiene, meals, routines, emotional support, and companionship — always supervised by the owner for consistency and quality.

Two smiling healthcare professionals in a warm, welcoming clinical office environment
Smiling healthcare professional in black medical scrubs
Friendly caregiver in pink scrubs smiling warmly
Smiling caregiver in rose scrubs providing compassionate care
Smiling healthcare professional in black medical scrubs

Owner – Mary Joy Castro

Mary Joy is the owner and administrator of Saint Clair Senior Care. She lives on the property and is directly involved in daily care, ensuring safety, emotional support, and high-quality supervision for every resident.

About Us

Accessible resident bedroom with adjustable hospital bed and sliding glass door to patio

Elderly care

Caregiving support

What sets us apart is our true family environment, structured daily routines, home-cooked meals, and the presence of the owner living on-site — ensuring safety, stability, and highly personalized care.

Comfortable common living room with brown furniture and natural lighting

Mission

Senior Care

Our mission is to provide exceptional, personalized care in a warm family home environment, supporting adults with traumatic brain injuries and mental health conditions with dignity, structure, and compassion.

Bright dining room with glass table and comfortable seating for communal meals

Assisted living

Memory care

Saint Clair Senior Care is an owner-operated residential care home located in Costa Mesa, California. We specialize in supporting adults with traumatic brain injury (TBI), mental health conditions, cognitive changes, and behavioral needs.

Spacious accessible kitchen with white cabinetry and subway tile backsplash

Vission

A forward-looking promise

Our vision is to be the leading residential care home known for family-centered care, strong safety standards, and outstanding support for individuals with TBI and mental health needs — supported by an on-site owner who participates in daily care.

Facility Gallery

Accessible resident bedroom with adjustable hospital bed and sliding glass door to patio
Comfortable common living room with brown furniture and natural lighting
Bright dining room with glass table and comfortable seating for communal meals
Spacious accessible kitchen with white cabinetry and subway tile backsplash
Comfortable outdoor patio area with seating and shade structure
Comfortable shared resident bedroom with two beds and natural light
Covered outdoor patio with pergola, dining table, chairs, and brick flooring
Accessible bathroom with wood cabinetry, white countertop, and natural light

Schedule a Visit

We'll be with you every step of the way.

Tour our home, meet our team, and see firsthand the warm, family-style environment that makes Saint Claire Senior Care different. Submit the form and we will get back to you promptly.

Smiling senior resident relaxing in a leather recliner