Sage Mountain Senior Living
Assisted Living, Memory Care & Respite Care · Newbury Park, CA

Sage Mountain Senior Living

Assisted Living, Memory Care & Respite Care · Newbury Park, CA

Overview of Sage Mountain Senior Living

Sage Mountain, located in Thousand Oaks, CA, is a community offering a variety of care options where remarkable moments are created daily, fostering a familial atmosphere based on top-of-the-line assisted living and memory care services. The community celebrates the good times and offers support in challenging moments, aiming to positively impact its residents’ lives and uphold the values of family, compassion, and celebration. They seek to extend these qualities to teammates, residents, resident families, and the community.

Sage Mountain provides Assisted Living and Memory Care options, promoting independent living with a caring support system. Assisted living apartments are designed for various needs, offering social opportunities, comfort, and relief from home upkeep responsibilities, featuring amenities like in-apartment kitchenettes, walk-in showers, and 24-hour emergency alert systems. Memory Care at Sage Mountain focuses on individualized care for those with dementia, ensuring safety, dignity, and personalized support with spacious closets, walk-in showers, and 24-hour emergency alert systems. Sage Mountain is committed to creating personalized, enriching experiences for its residents of assisted living and memory care.

Capacity and availability

Residents per day
102
Bed community size
145-bed community Rank #386 / 1645Bed count — State benchmarkedThis home is ranked 386th out of 1,645 homes we track in California for bed count. Shows this facility's certified or reported bed count compared to other California facilities. Larger communities may offer more amenities, programs, and on-site services for residents and families.Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.Click the rank badge to see the full State ranking.Click here to see the full State ranking.
A larger shared setting that may offer more common spaces and organized community services.
Years in operation
7 years in operation Rank #843 / 1507Years in operation — State benchmarkedThis home is ranked 843rd out of 1,507 homes we track in California for years in operation. Shows how long this facility has been in operation compared to other California facilities. Longer operating histories may benefit residents, families, and staff.Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.Click the rank badge to see the full State ranking.Click here to see the full State ranking.
An established community with some operational experience and growing routines.
Walk Score
Walk Score: 14 / 100 Rank #1910 / 2057Walk Score — State benchmarkedThis home is ranked 1910th out of 2,057 homes we track in California for walk score. Shows how walkable this facility's neighborhood is compared to the average walk score across California facilities. Higher scores benefit residents, families, and staff.Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.Click the rank badge to see the full State ranking.Click here to see the full State ranking.
Car-dependent. Most errands require a car, with limited nearby walkable options.
BBB Rating
BBB Rating: A+ (Not Accredited)
An independent rating from the Better Business Bureau based on factors such as complaint history, transparency, and business practices.
How BBB ratings work

About this community

Occupancy

Occupancy rate
70%
Rank #920 / 1452Occupancy rate — State benchmarkedThis home is ranked 920th out of 1,452 homes we track in California for occupancy. Shows this facility's occupancy rate versus the California average, with its Statewide rank out of 1452. Higher occupancy signals strong local demand and financial stability.Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.Click the rank badge to see the full State ranking.Click here to see the full State ranking.
Similar to the California average: 72.8%
Occupied beds
102 / 145
Average occupied beds in California homes 87 beds

License Details

Facility TypeResidential Care Elderly
IssuanceNovember 8, 2018
CountyVentura

Ownership & Operating Entity

Sage Mountain Senior Living is legally operated by Sage Mountain Sr. Housing Partners and Agemark Mgmt, and administered by Christian Castillo.

Contact Sage Mountain Senior Living

Inspection History

In California, the Department of Social Services (for assisted living facilities) and the Department of Public Health (for nursing homes) conduct inspections to ensure resident safety and regulatory compliance.

ALM Inspection Grade

61 / 100 Based on state-published inspection data
How it compares

23 points below the California average for state-licensed communities (84/100)

Category breakdown

Serious citations Concern

31 serious citations in 85 inspections

Moderate citations Typical

0.29 moderate citations per inspection (25 in 85 inspections) · 2× more than the CA average (0.14)

Complaint visits Concern

37 complaint visits per 100 resident beds (53 in 145 beds) · 4× more than the CA average (9.6)

Inspection grade: 61 out of 100, letter grade D-.

Inspection Scorecard Info This scorecard compares key inspection, citation, and complaint metrics at this facility against the California state average. Metrics rated ≥15% worse than average are highlighted in red; those ≥15% better are highlighted in green.

Overall vs. CA average 4 Worse Metrics worse than California average:
• Total citations (367% above)
• Serious citations (Type A) (933% above)
• Moderate citations (Type B) (525% above)
• Citations per inspection (1% above)
0 Better No metrics in this bucket.

Citations Info Citations are formal regulatory issues recorded during state inspections.

This FacilityCA Averagevs. CA Avg
Total citations Info Formal regulatory issues recorded by inspectors across all inspection types. 5612 This facility has 367% more total citations than a typical California assisted living residence (56 vs. CA avg 12).↑ 367% worse
Serious citations (Type A) Info Citations that pose an immediate risk to resident health or safety. Type A citations are the most serious and typically require prompt corrective action. 313 This facility has 933% more serious citations (type a) than a typical California assisted living residence (31 vs. CA avg 3).↑ 933% worse Rank #1427 / 1433 Serious citations (Type A) — State benchmarked This home is ranked 1427th out of 1,433 homes we track in California for # of serious citations. Shows this facility's # of serious citations compared to the California average among 1433 comparable communities in the ranking pool. Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.
Moderate citations (Type B) Info Citations that do not pose an immediate risk but still represent a departure from required care or operational standards. 254 This facility has 525% more moderate citations (type b) than a typical California assisted living residence (25 vs. CA avg 4).↑ 525% worse
Citations per inspection Info Average citations per inspection. 0.70.69 This facility has 1% more citations per inspection than a typical California assisted living residence (0.7 vs. CA avg 0.69).↑ 1% worse

Inspections & Visits Info State inspections evaluate whether the facility meets health and safety standards.

This FacilityCA Averagevs. CA Avg
Total inspections Info Combined count of official scheduled inspections, complaint visits and other regulatory visits. California counts each evaluation report, so one trip can count twice when it serves two purposes. 8516 This facility has had 431% more total inspections than the California average (85 vs. CA avg 16). More inspections can mean more regulatory scrutiny rather than worse care.↑ 431% more
Complaint visits Info On-site visits triggered by formal complaints filed by residents, families, or staff. 5313 This facility has had 308% more complaint visits than the California average (53 vs. CA avg 13). More inspections can mean more regulatory scrutiny rather than worse care.↑ 308% more Rank #1350 / 1387 Complaint visits — State benchmarked This home is ranked 1350th out of 1,387 homes we track in California for # of complaint visits. Shows this facility's # of complaint visits compared to the California average among 1387 comparable communities in the ranking pool. Communities with the same value for a metric share the same rank. Rankings cover every community we track in California that reports data for that category. Communities without available data are excluded, so the pool size varies from metric to metric.
Other visits Info Regulatory visits that are neither routine inspections nor complaint investigations — administrative check-ins, follow-up reviews, licensing-related visits. 277 This facility has had 286% more other visits than the California average (27 vs. CA avg 7). More inspections can mean more regulatory scrutiny rather than worse care.↑ 286% more
Official inspections Info Routine, scheduled inspections conducted by state regulators to evaluate whether the facility meets federal and state standards. 54 This facility has had 25% more official inspections than the California average (5 vs. CA avg 4). More inspections can mean more regulatory scrutiny rather than worse care.↑ 25% more
Complaint investigations Info On-site investigations triggered by complaints filed with California regulators. 3210 This facility has had 220% more complaint investigations than the California average (32 vs. CA avg 10). More inspections can mean more regulatory scrutiny rather than worse care.↑ 220% more

What does this home offer?

Pets allowed icon
Pets allowed icon

Pets Allowed

Housing options icon
Housing options icon

Housing Options: Studio / 1 Bed / 2 Bed

Building type icon
Building type icon

Building Type: 3-story

Transportation services icon
Transportation services icon

Transportation Services

Fitness and recreation icon
Fitness and recreation icon

Fitness and Recreation

Type of Rooms Available

1 Bed
1 Bed
1 Bed
1 Bed
1 / 4
1 Bed
1

Sage Mountain Senior Living Virtual Tour

Get to know the community with a high-definition video tour
Video tour: Sage Mountain Senior Living
Watch this video about life at Sage Mountain Senior Living
icon

Places of interest near Sage Mountain Senior Living

Address 2.9 miles from city center Info Estimated distance in miles from Newbury Park's city center to Sage Mountain Senior Living's address, calculated via Google Maps. — 4 miles to nearest hospital (Los Robles Regional Medical Center)

Calculate Travel Distance to Sage Mountain Senior Living

Add your location

Address

Compare Assisted Living around Thousand Oaks

Info below is compiled from the CA Dept. of Social Services (CDSS), senior community websites & trusted data sources such as Walk Score & BBB.

Communities are listed from highest to lowest based on our ranking methodology.

Care Types in This Table AL (Assisted Living): Housing with help for daily activities like bathing, dressing, and medication, without 24-hour skilled nursing. MC (Memory Care): Secured, specialized care for people living with Alzheimer's or dementia. RC (Respite Care): Short-term temporary care that gives family caregivers a break. RESC (Residential Care): Personal care and daily-living support in a smaller, more intimate residential setting. IL (Independent Living): Community living with dining, activities, and transportation for active seniors who need little personal care. HOS (Hospice Care): Comfort-focused care for those with a terminal illness, prioritizing quality of life over treatment.
City and state of the facility. Used for mapping and state-average comparisons.
Licensed bed capacity (maximum allowed). Not the same as how many beds are currently filled.
Indicates whether residents are allowed to have pets in the facility.
Third-party neighborhood walkability score (0–100). Convenience/context metric, not a healthcare quality measure.
Count of regulatory inspections in the reporting window. Higher volume can reflect more oversight visits, complaint-driven surveys, or routine licensure cycles.
Visits or investigations linked to complaints, as counted in the state record (may differ from routine annual surveys).
Count of California state "Type A" citations — the state's most serious citation category (immediate or serious harm to residents), from California state inspection data.
Number of years the company has been in operation.
Reported or derived occupancy for the facility—typically how fully licensed capacity is utilized. Compare across peers in the same market.
Better Business Bureau grade for the operating company. Reflects complaint handling and business practices, not clinical care quality.
Name of the licensed owner, operator, or managing entity as filed with the state. Useful for grouping facilities under the same organization.
Housing or bed configuration options (e.g. studio, shared), often from facility-reported amenities and licensing details.
Atria Hillcrest
AL
IL
MC
Thousand Oaks (Greenwich Village)
207
Facility 207
CA AVG 103
Rank #144 / 1,645
Yes
72
Facility 72
CA AVG 58
Rank #673 / 2,057
36
19
Facility 19
CA AVG 13
Rank #1,106 / 1,387
2
Facility 2
CA AVG 3
Rank #724 / 1,433
40
Facility 40
CA AVG 13
Rank #39 / 1,507
67.1%
Facility 67.1%
CA AVG 75.9%
Rank #992 / 1,452
A+Wg Hillcrest Inn Sh LP And Atria Management Co LLCStudio / 1 Bed / 2 Bed
Sage Mountain Senior Living
AL
MC
RC
Newbury Park
145
Facility 145
CA AVG 103
Rank #386 / 1,645
Yes
14
Facility 14
CA AVG 58
Rank #1,910 / 2,057
85
53
Facility 53
CA AVG 13
Rank #1,350 / 1,387
31
Facility 31
CA AVG 3
Rank #1,427 / 1,433
7
Facility 7
CA AVG 13
Rank #843 / 1,507
70.3%
Facility 70.3%
CA AVG 75.9%
Rank #920 / 1,452
A+Sage Mountain Sr. Housing Partners And Agemark MgmtStudio / 1 Bed / 2 Bed
Hillcrest Royale
AL
HOS
RC
Thousand Oaks
145
Facility 145
CA AVG 103
Rank #386 / 1,645
No
79
Facility 79
CA AVG 58
Rank #450 / 2,057
11
3
Facility 3
CA AVG 13
Rank #442 / 1,387
9
Facility 9
CA AVG 3
Rank #1,264 / 1,433
24
Facility 24
CA AVG 13
Rank #292 / 1,507
62.8%
Facility 62.8%
CA AVG 75.9%
Rank #1,142 / 1,452
A+The Retirement Home, IncStudio / Suite
Sunrise of Westlake Village
AL
MC
Thousand Oaks
124
Facility 124
CA AVG 103
Rank #538 / 1,645
Yes
74
Facility 74
CA AVG 58
Rank #597 / 2,057
8
3
Facility 3
CA AVG 13
Rank #442 / 1,387
1
Facility 1
CA AVG 3
Rank #478 / 1,433
21
Facility 21
CA AVG 13
Rank #361 / 1,507
70.2%
Facility 70.2%
CA AVG 75.9%
Rank #924 / 1,452
A+Szr Westlake Village And Sunrise Senior Living MgtStudio / Suite / 1 Bed / 2 Bed
Norma J’s Home for the Elderly
AL
RESC
Thousand Oaks
6
Facility 6
CA AVG 103
Rank #1,318 / 1,645
No
47
Facility 47
CA AVG 58
Rank #1,422 / 2,057
8
2
Facility 2
CA AVG 13
Rank #325 / 1,387
0
Facility 0
CA AVG 3
Rank #1 / 1,433
18
Facility 18
CA AVG 13
Rank #454 / 1,507
100.0%
Facility 100.0%
CA AVG 75.9%
Rank #1 / 1,452
A+Tiede Senior Care, IncPrivate / Shared Rooms

Financial Assistance for
Assisted Living in California

Sage Mountain Senior Living is located in Newbury Park, California.
Here are the financial assistance programs available to residents in California.

Get Financial aid guidance

Multipurpose Senior Services Program

MSSP (Medi-Cal Waiver)

Age 65+
General California resident, Medi-Cal eligible, nursing home risk.
Income Limits (2025) ~$2,829/month 300% FBR, individual
Asset Limits $2,000 (individual), $3,000 (couple).
CA

County-managed; waitlists possible.

Benefits
In-home support (4-6 hours/day) Respite care (14 days/year) Meals (~$6/meal) Transportation (8 trips/month) Care management

In-Home Supportive Services (IHSS)

California IHSS

Age 65+
General California resident, Medicaid-eligible or low-income.
Income Limits ~$1,732/month individual, Medi-Cal threshold
Asset Limits $2,000 individual
CA

Can hire family as caregivers.

Benefits
Personal care (up to 283 hours/month) Homemaker services Respite (varies)

Multipurpose Senior Services Program (MSSP)

CA MSSP

Age 65+
General California resident, Medi-Cal-eligible, nursing home-eligible but community-capable.
Income Limits ~$2,829/month 300% FBR, individual
Asset Limits $2,000 individual
CA

Available in 38 counties; waitlists common.

Benefits
Case management Respite care (up to 10 days/year) Minor home mods (avg. $500) Adult day care (~$50/day)

Property Tax Postponement Program (PTP)

CA PTP

Age 62+
General California resident, own and live in home, 40% equity.
Income Limits (2025) ~$51,500/year household, adjusted annually
Asset Limits Equity-based; no strict asset cap.
CA

Deferred taxes accrue interest (5% as of 2024); repaid upon sale/death.

Benefits
Property tax deferral (avg. $1,000-$3,000/year, varies by county)

Assisted Living Waiver (ALW)

CA ALW

Age 65+ or disabled
General California resident, Medi-Cal-eligible, nursing home-eligible.
Income Limits ~$2,829/month 300% FBR, individual
Asset Limits $2,000 individual
CA

Available in 15 counties (e.g., LA, Sacramento); waitlists common.

Benefits
Personal care in ALFs (5-7 hours/day) Medication management Social services

California CARES Program

CA CARES

Age
General Caregivers of California residents 60+ needing help with 3+ daily activities; no caregiver age limit.
Income Limits No strict limit; cost-sharing above ~$2,500/month threshold.
Asset Limits Not applicable; need-based.
CA

High demand in urban areas; complements IHSS respite.

Benefits
Respite care (up to 10 days/year) Counseling (4-6 sessions/year) Training (2-3 workshops/year) Supplies (~$200/year)

Frequently Asked Questions about Sage Mountain Senior Living

Who is the owner of Sage Mountain Senior Living?

Sage Mountain Senior Living is legally operated by Sage Mountain Sr. Housing Partners and Agemark Mgmt, and administered by Christian Castillo.

Is Sage Mountain Senior Living in a walkable area?

Sage Mountain Senior Living has a walk score of 14. Car-dependent. Most errands require a car, with limited nearby walkable options.

What is the occupancy rate at Sage Mountain Senior Living?

Sage Mountain Senior Living's occupancy is 70%.

How long has Sage Mountain Senior Living been in business?

Sage Mountain Senior Living has been operating for approximately 7 years, based on available licensing and registration records.

Are pets allowed at Sage Mountain Senior Living?

Yes, Sage Mountain Senior Living allows residents to bring their pets.

Who is the administrator of Sage Mountain Senior Living?

Christian Castillo is the administrator of Sage Mountain Senior Living.

How many beds does Sage Mountain Senior Living have?

Sage Mountain Senior Living has 145 beds.

Guides for Better Senior Living

Care Cost Calculator: See Prices in Your Area

Assisted Living Explorer

Don’t Wait Too Long: 7 Red Flag Signs Your Parent Needs Assisted Living Now

The True Cost of Assisted Living in 2025 – And How Families Are Paying For It

Understanding Senior Living Costs: Pricing Models, Discounts & Financial Assistance