Sage Mountain Senior Living
Assisted Living, Memory Care & Respite Care · Thousand Oaks, CA

Sage Mountain Senior Living

Assisted Living, Memory Care & Respite Care · Thousand Oaks, 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.

(805) 375-0695
Bed community size
145-bed community Rank #388 / 1657Bed count — State benchmarkedThis home is ranked 388th out of 1657 homes in California. 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.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 #805 / 1487Years in operation — State benchmarkedThis home is ranked 805th out of 1487 homes in California. Shows how long this facility has been in operation compared to other California facilities. Longer operating histories may benefit residents, families, and staff.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 #1913 / 2092Walk Score — State benchmarkedThis home is ranked 1913th out of 2092 homes in California. Shows how walkable this facility's neighborhood is compared to the average Walk Score across California facilities. Higher scores benefit residents, families, and staff.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.
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About this community

Occupancy

Occupancy rate
70%
Rank #940 / 1530Occupancy rate — State benchmarkedThis home is ranked 940th out of 1530 homes in California. Shows this facility's occupancy rate versus the California average, with its Statewide rank out of 1530. Higher occupancy signals strong local demand and financial stability.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
StatusLicensed
IssuanceNovember 8, 2018
CountyVentura

Ownership & Operating Entity

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

Staffing

Key information about the people who lead and staff this community.

Leadership

ContactChristian X, Executive Director

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.

Inspection Score Info A composite 0–100 score combining this facility's inspections, citations, complaints, and enforcement actions relative to the California state average. The score below shows how many points this facility sits above or below the typical California assisted living residence score (the benchmark); higher is better.

22 points below the California average for assisted living residences (81/100)

Rank #1301 / 1401 in California Inspection Score — State benchmarked This home is ranked 1301st out of 1401 homes in California. Shows this facility's inspection score compared to the California average among 1401 comparable communities in the ranking pool. Inspection score: 59 out of 100. Letter grade F. 22 points below the California average for assisted living residences (81/100)

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.

Since 2021 vs. California state average
Overall vs. CA average 9 Worse Metrics worse than California average:
• Total citations (460% above)
• Serious citations (Type A) (933% above)
• Moderate citations (Type B) (525% above)
• Citations per year (460% above)
• Total visits (431% above)
• Complaint visits (308% above)
• Other visits (286% above)
• Official inspections (25% above)
• Complaint investigations (220% above)
1 Better Metrics better than California average:
• Citations per inspection (79% below)
Latest Inspection February 5, 2026

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. 5610 This facility has 460% more total citations than a typical California assisted living residence (56 vs. CA avg 10).↑ 460% worse
Serious citations (Type A) Info Violations 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 #1160 / 1164 Serious citations (Type A) — State benchmarked This home is ranked 1160th out of 1164 homes in California. Shows this facility's # of serious citations compared to the California average among 1164 comparable communities in the ranking pool.
Moderate citations (Type B) Info Violations 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 year Info Average citations per year since 2021. 11.22 This facility has 460% more citations per year than a typical California assisted living residence (11.2 vs. CA avg 2).↑ 460% worse
Citations per inspection Info Average citations per inspection. 0.73.3 This facility has 79% fewer citations per inspection than a typical California assisted living residence (0.7 vs. CA avg 3.3).↓ 79% better

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

This FacilityCA Averagevs. CA Avg
Total visits Info Combined count of complaint visits, other regulatory visits, and official scheduled inspections. 8516 This facility has 431% more total visits than a typical California assisted living residence (85 vs. CA avg 16).↑ 431% worse
Complaint visits Info On-site visits triggered by formal complaints filed by residents, families, or staff. 5313 This facility has 308% more complaint visits than a typical California assisted living residence (53 vs. CA avg 13).↑ 308% worse Rank #1360 / 1397 Complaint visits — State benchmarked This home is ranked 1360th out of 1397 homes in California. Shows this facility's # of complaint visits compared to the California average among 1397 comparable communities in the ranking pool.
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 286% more other visits than a typical California assisted living residence (27 vs. CA avg 7).↑ 286% worse
Official inspections Info Routine, scheduled inspections conducted by state regulators to evaluate whether the facility meets federal and state standards. 54 This facility has 25% more official inspections than a typical California assisted living residence (5 vs. CA avg 4).↑ 25% worse
Complaint investigations Info On-site investigations triggered by complaints filed with California regulators. 3210 This facility has 220% more complaint investigations than a typical California assisted living residence (32 vs. CA avg 10).↑ 220% worse

Inspection Reports Summary Info An editor-reviewed summary of the themes and findings across this facility's recent inspection reports.

  • February 5, 2026 complaint investigation found no evidence that a caregiver hit a resident, with no health or safety concerns observed during the visit.
  • October 21, 2025 complaint investigation substantiated neglect causing a resident to choke to death and issued a $15,000 civil penalty for insufficient competent staffing.
  • December 18, 2025 complaint investigation substantiated failure to notify authorized representatives of three falls for one resident, citing inadequate documentation and communication.

What does this home offer?

Pets allowed icon
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Pets Allowed

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Housing Options: Studio / 1 Bed / 2 Bed

Building type icon
Building type icon

Building Type: 3-story

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Transportation Services

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Fitness and Recreation

Type of Rooms Available

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

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Places of interest near Sage Mountain Senior Living

Address 7.2 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)

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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)

Compare Assisted Living around Thousand Oaks

The information below is reported by the California Department of Social Services and Department of Public Health.

Belmont Village Senior Living Thousand Oaks
AL

Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.

MC

Memory Care Secured, specialized care for people living with Alzheimer's or dementia. Staff trained in cognitive impairment, with higher staff-to-resident ratios and an environment designed to reduce confusion and wandering risk.

Thousand Oaks (North Moorpark Road)
158
Facility 158
CA AVG 103
Rank #310 / 1657
Yes
21
Facility 21
CA AVG 57
Rank #1839 / 2092
66
Facility 66
CA AVG 81
Rank #1218 / 1401
4
13
Facility 13
CA AVG 13
Rank #953 / 1397
8
Facility 8
CA AVG 3
Rank #1015 / 1164
14
Facility 14
CA AVG 13
Rank #511 / 1487
72.2%
Facility 72.2%
CA AVG 74.8%
Rank #791 / 1368
A+Bmsh I Belmont To Gp LLC; Belmont Three LLCStudio / 1 Bed / 2 Bed
Sage Mountain Senior Living
AL

Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.

MC

Memory Care Secured, specialized care for people living with Alzheimer's or dementia. Staff trained in cognitive impairment, with higher staff-to-resident ratios and an environment designed to reduce confusion and wandering risk.

RC

Respite Care Short-term temporary care — days to weeks — to give family caregivers a break. Full care provided during the stay. Often used after hospitalization or to trial a facility before a permanent placement decision.

Newbury Park
145
Facility 145
CA AVG 103
Rank #388 / 1657
Yes
14
Facility 14
CA AVG 57
Rank #1913 / 2092
59
Facility 59
CA AVG 81
Rank #1301 / 1401
5
53
Facility 53
CA AVG 13
Rank #1360 / 1397
31
Facility 31
CA AVG 3
Rank #1160 / 1164
7
Facility 7
CA AVG 13
Rank #805 / 1487
70.3%
Facility 70.3%
CA AVG 74.8%
Rank #838 / 1368
A+Sage Mountain Sr. Housing Partners; Agemark MgmtStudio / 1 Bed / 2 Bed
Hillcrest Royale
AL

Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.

HC

Home Care Professional care delivered in the person's own home — from companionship and errands to skilled nursing and therapy. Allows seniors to age in place. Medicare covers skilled home health when medically necessary.

RC

Respite Care Short-term temporary care — days to weeks — to give family caregivers a break. Full care provided during the stay. Often used after hospitalization or to trial a facility before a permanent placement decision.

Thousand Oaks
145
Facility 145
CA AVG 103
Rank #388 / 1657
No
79
Facility 79
CA AVG 57
Rank #451 / 2092
75
Facility 75
CA AVG 81
Rank #973 / 1401
4
3
Facility 3
CA AVG 13
Rank #441 / 1397
9
Facility 9
CA AVG 3
Rank #1033 / 1164
23
Facility 23
CA AVG 13
Rank #289 / 1487
62.8%
Facility 62.8%
CA AVG 74.8%
Rank #1054 / 1368
A+The Retirement Home, Inc.Studio / 1 Bed / 2 Bed
Sunrise of Westlake Village
AL

Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.

MC

Memory Care Secured, specialized care for people living with Alzheimer's or dementia. Staff trained in cognitive impairment, with higher staff-to-resident ratios and an environment designed to reduce confusion and wandering risk.

Thousand Oaks
124
Facility 124
CA AVG 103
Rank #540 / 1657
Yes
74
Facility 74
CA AVG 57
Rank #598 / 2092
92
Facility 92
CA AVG 81
Rank #308 / 1401
4
3
Facility 3
CA AVG 13
Rank #441 / 1397
1
Facility 1
CA AVG 3
Rank #413 / 1164
21
Facility 21
CA AVG 13
Rank #336 / 1487
70.2%
Facility 70.2%
CA AVG 74.8%
Rank #842 / 1368
A+Szr Westlake Village; Sunrise Senior Living MgtStudio / 1 Bed / 2 Bed
OakView Health Center
AL

Assisted Living A licensed, long-term care setting for seniors or individuals with disabilities who need help with daily activities — like bathing, dressing, and medication management — but not 24-hour skilled nursing. Offers housing, meals, and around-the-clock support while aiming to maximize resident independence.

MC

Memory Care Secured, specialized care for people living with Alzheimer's or dementia. Staff trained in cognitive impairment, with higher staff-to-resident ratios and an environment designed to reduce confusion and wandering risk.

NH

Nursing Home Licensed facility providing 24/7 skilled nursing care for residents with complex, ongoing medical needs. Staffed by RNs, LPNs, and CNAs. Inspected and star-rated annually by CMS. Accepts Medicare (short-term rehab) and Medicaid (long-term care).

NH

Nursing Home Licensed facility providing 24/7 skilled nursing care for residents with complex, ongoing medical needs. Staffed by RNs, LPNs, and CNAs. Inspected and star-rated annually by CMS. Accepts Medicare (short-term rehab) and Medicaid (long-term care).

Thousand Oaks (Mountclef Village)
63
Facility 63
CA AVG 103
Rank #1063 / 1657
No
20
Facility 20
CA AVG 57
Rank #1846 / 2092
89
Facility 89
CA AVG 81
Rank #461 / 1401
5
4
Facility 4
CA AVG 13
Rank #529 / 1397
2
Facility 2
CA AVG 3
Rank #600 / 1164
18
Facility 18
CA AVG 13
Rank #428 / 1487
79.4%
Facility 79.4%
CA AVG 74.8%
Rank #608 / 1368
A+Oakview Hc LLCPrivate / Semi-Private Rooms

Frequently Asked Questions about Sage Mountain Senior Living

What neighborhood is Sage Mountain Senior Living in?

Sage Mountain Senior Living is in the Newbury Park neighborhood of Newbury Park.

Who is the owner of Sage Mountain Senior Living?

The legal owner and operator of Sage Mountain Senior Living is Sage Mountain Sr. Housing Partners; Agemark Mgmt.

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%.

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.

Has Sage Mountain Senior Living had any recent deficiencies or citations?

Sage Mountain Senior Living has had 56 recently reported deficiencies.

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