Sonoma County, CA Multifamily Properties for Sale

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Updated: Jul 22

Renovated Duplex With Attached ADU

1461-1463 Trombetta Street, Santa Rosa, CA 95407

$875,000

2,969 sqft 0.11 AC lot

2,969‑square‑foot duplex on a 0.1088‑acre lot
3‑bedroom, 3‑bathroom primary residence
Remodeled 1‑bedroom, 1‑bathroom attached ADU with private entrance
Primary residence renovations include flooring, paint, lighting, and kitchen finishes
Spanish‑Mediterranean architecture with stucco, wood, and tile roofing

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1461-1463 Trombetta Street, Santa Rosa, CA 95407

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Est. Cap Rate

6.6%
Above avg (5.9%)
Est. NOI

$58K
Annual
Price @ 7% Cap

$825K
Suggested
Property Type

Single Family Residence W/ Adu
Built 2005

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Updated: Jul 23

10-Unit Single-Story Apartment Complex

420 S Franklin Street, Cloverdale, CA 95425

$2,250,000

6,234 sqft 0.76 AC lot

10 single‑story apartment units: eight 2‑bedroom, one 1‑bedroom, one studio
0.7598‑acre lot with 6,234 SF building size
Built in 1947 with central heating
Carport and off‑street parking
Public water and public sewer connections

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Four-Unit Townhouse Quadplex

133 W Agua Caliente Road, Sonoma, CA 95476

$1,350,000

4,836 sqft 0.17 AC lot

Fully leased quadplex with four townhouse-style units, on-site laundry, and covered carport parking near Highway 12.

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Ranch-Style Duplex with Detached Unit

4941 Hansen Drive, Santa Rosa, CA 95409

$925,000

2,246 sqft 0.41 AC lot

Two separate dwellings share a spacious parcel with a detached garage, workshop, private well, and public sewer service.

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Mixed-Use Property with Development Parcel

7874 Old Redwood Hwy, Cotati, CA 94931

$6,150,000

27,490 sqft 2.62 AC lot

Combines garden-style apartments, leased commercial suites, and an adjoining commercially zoned parcel.

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Duplex with Two Detached Homes

476 Sonoma Avenue, Santa Rosa, CA 95401

$850,000

2,345 sqft 0.13 AC lot

Two separate residences offer private outdoor areas, designated parking, laundry rooms, and independent utility meters.

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Three-Unit Vintage Triplex

870 3rd Street, Santa Rosa, CA 95404

$850,000

2,242 sqft 0.09 AC lot

Three one-bedroom apartments feature updated kitchens, private laundry, and a shared backyard area.

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Apartment Building Compound with Detached Homes

31211 NE Highway 128, Cloverdale, CA 95425

$1,550,000

4,311 sqft 2.28 AC lot

Two contiguous parcels total 2.28 acres with well water and septic service, improved with detached residences and a mobile home.

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Detached Duplex in Redwood Setting

9079 Middle Ter, Monte Rio, CA 95462

$624,000

932 sqft 0.25 AC lot

Two separate one-bedroom residences offer flexible owner-occupant and rental arrangements near the Russian River.

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Apartment Buildings with Craftsman Home

720-724 Liberty Road, Petaluma, CA 94952

$2,800,000

2,619 sqft 3.31 AC lot

Multifamily property combining an updated historic residence, additional income-producing homes, barns, and usable land across two parcels.

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Remodeled Quadplex with Single-Level Layout

985 Gumview Road, Windsor, CA 95492

$1,495,000

2,986 sqft 2.19 AC lot

Remodeled quadplex on public water and sewer with central heating and central air, plus three detached rental units.

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Renovated River-View Duplex

21498 Starrett Hill Dr, Monte Rio, CA

$525,000

1,230 sqft

Updated duplex with contemporary interiors, private deck, and walkable access to Monte Rio’s restaurants, theater, and public beach.

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Two-Unit Duplex with Garages

8005 Trenton Court, Forestville, CA 95436

$649,000

2,236 sqft 0.09 AC lot

Two separate residences offer three-bedroom layouts, private yards, indoor laundry hookups, and individual garages.

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Remodeled Duplex with ADU

1524 Fair Oaks Court, Santa Rosa, CA 95404

$1,325,000

2,552 sqft 0.43 AC lot

Two residences plus flexible studio space offer adaptable living, workspace, and guest accommodation options.

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Updated Triplex with Accessory Units

7200 Roxanne Lane, Rohnert Park, CA 94928

$1,695,000

4,936 sqft

Three permitted residences occupy one lot, with kitchens, bathrooms, laundry, and private living areas in the accessory units.

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Three-Unit Residential Property

1270 Brockman Lane, Sonoma, CA 95476

$1,350,000

2,798 sqft 0.14 AC lot

Sonoma multifamily property with individual garages and in-unit laundry equipment.

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Cottage-Style Apartment Community

703 B Street, Petaluma, CA 94952

$5,390,000

9,360 sqft

Separate residences and landscaped common grounds create a low-density community setting.

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Mid-Century Modern Triplex

900 Cherry St, Santa Rosa, CA 95404

$995,000

1,900 sqft

Downtown Santa Rosa triplex offers three one-bedroom units, each with a full kitchen and long-term tenants.

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Duplex with Private Yard

16352 5th Street, Guerneville, CA 95446

$399,900

1,530 sqft 0.04 AC lot

1940-built duplex with private yard, deck, and upstairs studio plus a 1-bedroom unit over a 2-bedroom unit.

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Downtown Retail Building with Apartments

436-440 Center Street, Healdsburg, CA 95448

$1,995,000

3,348 sqft

Retail or office space on the ground level with two upstairs apartments under a current vacation rental CUP.

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Updated Duplex with Separate Meters

8060 Park Avenue, Forestville, CA 95436

$835,000

2,146 sqft 0.29 AC lot

Two residential units share a ranch-style property with public utilities, separate PG&E meters, and substantial off-street parking.

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32-Unit Multifamily Value-Add Property

1570 North Street, Santa Rosa, CA 95404

$8,900,000

31,600 sqft 1.14 AC lot

32-unit multifamily community on 1.14 acres with recent capital improvements, on-site parking, and a swimming pool.

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Two-Level Fourplex with Laundry

2313 Heidi Pl, Santa Rosa, CA 95403

$1,199,000

3,266 sqft

Fully occupied multifamily property with shared laundry and a separate storage room for landlord use.

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Triplex with Fenced Yards

487 Hearn Ave, Santa Rosa, CA 95407

$849,000

1,989 sqft 0.22 AC lot

Three-unit residential property with varied floor plans, covered parking, and public utilities in a private driveway setting.

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Sonoma County, CA Multifamily Properties Market Trends and Statistics

Explore 168 multifamily properties for sale in Sonoma County, CA, showcased through 168 active listings on our real estate platform. These investment opportunities span a total of 364,258 square feet of properties for sale, with an estimated market value of $158,403,750.

Sale prices for multifamily properties in Sonoma County, CA start at $45,000, averaging $1,147,853, and reaching up to $8,900,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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