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Assisted living in Sonoma County, CA

159 licensed assisted living, memory care, and independent living communities across 12 cities in Sonoma County, with all-in monthly costs on every listing. That includes 112 small board-and-care homes and 7 homes approved for Medi-Cal's Assisted Living Waiver.

Cost of care

What senior living costs in Sonoma County

All-in monthly cost (base rent plus a typical care add-on) across every licensed community in the county.

159communities
$6,919average all-in / mo
$6,950median all-in / mo
$6,500–$7,450range / mo
Level of care
Communities
Avg / mo
Median / mo
Independent living
5
$6,860
$6,850
Assisted living
159
$6,919
$6,950
Memory care
3
$7,033
$7,000

At about $6,919/mo all-in, Sonoma County runs 8% above the California average of $6,401, and 21% above the national benchmark of about $5,700/mo (Genworth/CareScout Cost of Care).

Most prices are Chapter estimates based on area averages, marked on each listing, until the community verifies its own rate. See the California cost report for statewide figures.

By city

Senior living costs by city in Sonoma County

Every city in the county with a licensed community, by number of communities.

City
Communities
Avg all-in / mo
Santa Rosa
91
$6,913
Petaluma
16
$7,050
Windsor
14
$6,907
Rohnert Park
9
$6,872
Sonoma
7
$6,864
Sebastopol
6
$7,017
Kenwood
4
$6,813
Penngrove
4
$7,088
Cloverdale
3
$6,717
Healdsburg
3
$6,833
Cotati
1
$6,700
Forestville
1
$6,500
Small homes

Board and care homes in Sonoma County

112 licensed homes with six or fewer residents, averaging about $6,957/mo all-in. Board and care homes offer the same licensed help with daily living as larger assisted living, in a regular house with more one-on-one attention.

Paying with Medi-Cal? 7 communities in Sonoma County are approved for the Assisted Living Waiver (ALW), which pays for care (not room and board). See ALW homes in Sonoma County · How Medi-Cal & Medicare work

Communities in Sonoma County

Ranked by resident rating, then size — never by who pays us.

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Spring Lake Village

Santa Rosa, CA
Independent livingAssisted living
New listing · no reviews yet
Est. all-in from
$6,700/mo
estimated — not yet verified
View & book

Fountaingrove Lodge

Santa Rosa, CA
Independent livingAssisted living
New listing · no reviews yet
Est. all-in from
$6,500/mo
estimated — not yet verified
View & book

Friends House

Santa Rosa, CA
Independent livingAssisted living
New listing · no reviews yet
Est. all-in from
$6,850/mo
estimated — not yet verified
View & book

Brookdale Chanate

Santa Rosa, CA
Assisted living
New listing · no reviews yet
Est. all-in from
$6,600/mo
estimated — not yet verified
View & book
Good to know

Senior living in Sonoma County — FAQ

How much does assisted living cost in Sonoma County?

Across 159 licensed communities in Sonoma County, the average all-in cost is about $6,919 per month (median $6,950). All-in means base rent plus a typical care add-on; one-time move-in fees are extra. Most prices on Chapter are estimates until each community verifies its own rate.

What are the most and least expensive cities for senior living in Sonoma County?

Among cities with at least five communities, the lowest average all-in costs are in Sonoma ($6,864), Rohnert Park ($6,872), Windsor ($6,907), and the highest are in Petaluma ($7,050), Sebastopol ($7,017), Santa Rosa ($6,913).

How many board and care homes are in Sonoma County?

112 of the county's 159 licensed communities are small board-and-care homes with six or fewer residents, averaging about $6,957 per month. They're licensed as residential care facilities for the elderly (RCFEs), just like larger assisted living communities, but operate in ordinary houses with a few caregivers.

Does Medi-Cal pay for assisted living in Sonoma County?

Medi-Cal's Assisted Living Waiver (ALW) is available in Sonoma County, and 7 communities here are on the state's participating list. ALW pays for care services, not room and board, and there is a statewide waitlist.

Does Chapter charge families or sell my information?

No. Chapter is free for families and never sells or shares your contact information. When you book a tour, your details go only to that one community.

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Listings are sourced from public California licensing records. Pricing is estimated from regional averages until each community verifies its own.