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In order to find the top assisted living communities in the Ontario area, our team of researchers:

  • Sorted through 69 communities using our unique methodology
  • Spent over 15 hours researching assisted living communities in Ontario
  • Read more than 550 reviews left by residents and their family members

After filtering out facilities that didn’t meet our high standards, we were left with 10 assisted living communities that earned our seal of approval. Through this process we discovered that the average cost of assisted living in the city of Ontario is $5,000, which is the same as the state average of $5,000 and higher than the national average of $4,300.

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Jonathan Frank
Licensed Social Worker and Certified Dementia Practitioner
Jonathan Frank
Licensed Social Worker and Certified Dementia Practitioner

Jonathan Frank is a Licensed Social Worker with over 10 years experience working with the geriatric population in a variety of different settings. He received his Masters degree from Rutgers University with a certificate in Aging and Gerontological Services. Additionally, he is a Certified Dementia Practitioner accredited by the National Council of Certified Dementia Practitioners. Jonathan also has Bachelors degree in psychology and worked as an Emergency Medical Technician for 14 years. His passion lies with the elderly and ensuring they age with dignity.

Read on for in-depth information about the top assisted living facilities in Ontario, a brief dive into our methodology for determining the best assisted living communities, and a searchable directory of 69 communities in the Ontario area. Trusted Communities’s team of researchers spent dozens of hours researching the top assisted living communities in the Ontario area to allow seniors and their families to find the community that’s right for them. Click through the facilities listed below to read in-depth reviews, what residents are saying, and details such as base pricing, room types, and more.

Atria Del Rey
Studios, 1-Bedroom Apartments, Private Rooms, Shared Rooms
Assisted Living, Independent Living, Memory Care
Assisted Living: $3,595; Independent Living: $3,595; Memory Care: $6,295
Atria Del Ray is a senior living community located minutes from the bustling city of Rancho Cucamonga, California. Assisted living residents enjoy spacious, maintenance-free apartments with walk-in showers, private outdoor spaces and a convenient kitchen or kitchenette. With friendly caregivers who complete common household tasks such as cleaning, pet care and laundry, seniors can spend their time in pursuit of their own interests, whatever they might be. Thanks to a dedicated activities director, the community has dozens of activities for seniors to choose from, including dance and movement classes, trivia competitions and Ambassador club meetings. For those who prefer to spend their time outdoors, Atria Del Rey has a large, well-tended courtyard with a fireplace, grill, resident garden and plenty of walking paths.
What Residents are Saying:
Visitors to Atria Del Rey love the plethora of activities available each day and the community's overall cleanliness and pleasing environment. They also commend the staff and caregivers. One visitor shares, "The staff are very kind, compassionate, and friendly. My dad feels comfortable around them. They're very considerate of his feelings, and they have a very positive relationship."
4.45 out of 5 stars
(110) Reviews
8825 Base Line Rd., Rancho Cucamonga, CA 91730
Brookdale North Euclid
Claremont Manor Retirement Community
Inland Christian Home, Inc.
Montclair Royale
Oakmont of Chino Hills
Oakmont of San Antonio Heights
Pacifica Senior Living Hillsborough
Sunrise at Alta Loma
Sunrise of Claremont

Our Methodology

It’s not what we research, but the way we research that makes stand out. We start by identifying problems and challenges in the senior care industry by gaining insight from conversations with industry professionals, older adults, and those that care for them. Next, our research team led by industry experts apply our data-driven research techniques to understand the magnitude of the challenge and how to overcome it. Finally, we present our findings in easy-to-understand guides and studies and share our actionable results with influencers and caregivers, as well as the general public.

Facility Features (40%)

Facility Health Services Graded on health services provided
on the facility including, but not
limited to, on-site nursing,
pharmacy, skilled nursing,
medicine administration, etc

Facility Amenities Graded on the available

Affordability Financial assistance acceptance
and overall costs and value.

Residential Quality (40%)

Resident Satisfaction Polling & survey of overall facility satisfaction.

Facility Complaint and Violations Number of complaints and violations the facility had. Taking into account improvement over time.

Online Reviews Aggregated verified online reviews.

Location (20%)

Location-Based Benefits Including, but not limited to, proximity to
hospitals, ambulance response times, senior
resources available, and state and city
financial assistance.

Location Quality Local crime rates, incidents against older
adults, air quality, climate.

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