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    Sonoma, CA
    Duplex

    Sonoma, CA Duplexes for Sale

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    Napa, CA Petaluma, CA Glen Ellen, CA Vallejo, CA Penngrove, CA Fairfield, CA Yountville, CA Kenwood, CA
    6 properties
    Remodeled Duplex with Accessory Structure
    Updated: Jul 16
    Remodeled Duplex with Accessory Structure

    17090 Sonoma Highway, Sonoma, CA 95476

    $969,000
    2,650 sqft 0.17 AC lot
    Two independent residences totaling approximately 2,650 square feet
    7,500‑square‑foot deep lot with expansive outdoor space
    Upper residence offers 2 bedrooms, 1 remodeled bathroom, and a renovated kitchen
    Lower residence includes 1 bedroom, 1 remodeled bathroom, and an updated kitchen
    Detached accessory structure suitable for office, studio, workshop, or storage
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    Detached Cottages Income Property
    Updated: Mar 6
    Detached Cottages Income Property

    18343 Lucas Avenue, Sonoma, CA 95476

    $798,000
    1,565 sqft
    Two detached cottages on one parcel in Sonoma Valley: 2BD/1BA and 1BD/1BA
    Each cottage includes its own private yard, carport, and dedicated storage
    On‑site parking includes 2 carport spaces plus a total of 6 parking spaces
    Tenant income: 18343 rents for $2,100/month and 18345 rents for $2,300/month
    Low‑maintenance exterior with covered deck; attached garage/covered parking included
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    Two-Home Duplex Property
    Two-Home Duplex Property

    19322 Quigley Lane, Sonoma, CA 95476

    $1,165,000
    1,996 sqft

    Income-producing Sonoma property with two separate residences, covered parking, and outdoor improvements.

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    See what stands out in Sonoma County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Mixed-Use Property With Detached Duplex
    Mixed-Use Property With Detached Duplex

    453 2nd Street, Sonoma, CA 95476

    $1,400,000

    Commercial workspace and residential units create an owner-user configuration with one tenant in place on a month-to-month arrangement.

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    Mixed-Use Property with Salon
    Mixed-Use Property with Salon

    17 Mountain Ave, Sonoma, CA 95476

    Contact for pricing
    2,970 sqft 0.22 AC lot

    Signalized-corner asset combining an operating salon, two residential units, off-street parking, and a Japanese-style garden.

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    Freestanding Retail with Apartments
    Freestanding Retail with Apartments

    18590 HIGHWAY 12 SONOMA, Sonoma, CA 95476

    Contact for pricing
    4,315 sqft 0.27 AC lot

    New two-story freestanding building combines ground-floor multi-tenant retail with two apartment units above.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 10 Potential Opportunities for your consideration. Besides 6 Active listings in Sonoma, CA, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Duplex Townhouse with Studio
    Duplex Townhouse with Studio

    176 Valley Oak Drive, Napa, CA 94558

    $639,000
    1,150 sqft 0.02 AC lot

    Two-level townhouse includes a separate studio, private yard, attached garage, and flexible living or rental space.

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    Single-Level Duplex with Yards
    Single-Level Duplex with Yards

    2730 Marin Street, Napa, CA 94558

    $449,000
    0.12 AC lot

    Two matching units each include exposed-beam ceilings and a separate yard.

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    Updated Duplex with Detached ADU
    Updated Duplex with Detached ADU

    1109 Saint Vincent Court, Petaluma, CA 94954

    $1,200,000

    Two separate residences provide flexible living arrangements with independent utilities and a permitted accessory dwelling unit.

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    Mixed-Use Duplex and Studio Building
    Mixed-Use Duplex and Studio Building

    207 211 Liberty Street, Petaluma, CA 94952

    Contact for pricing

    Two detached residential units plus a permitted commercial building with newer roof, gas heat, and A/C.

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    Sonoma, CA Duplexes Market Trends and Statistics

    Explore 6 duplexes for sale in Sonoma, CA, showcased through 6 active listings on our real estate platform. These investment opportunities span a total of 13,496 square feet of properties for sale, with an estimated market value of $4,332,000.

    Sale prices for duplexes in Sonoma, CA start at $798,000, averaging $1,083,000, and reaching up to $1,400,000 — 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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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Apartment buildings 9
    Duplexes 6
    Mobile home & RV parks 5
    Triplexes 3
    Quadplexes 1

    Demographics Overview

    Population 35K
    Population Growth (5Y) -4.5%
    Median Household Income $108,322
    College Educated 58.0%

    High-Yield Neighborhoods for Investment

    Identify Sonoma submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    95476 $1.1M

    Taxes & Financing

    Tax Rate (average for all types) 1.48%
    Property Tax per SF $23.14 per SF
    Tax Rate vs County Average 0.34 pp above county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Sonoma County

    New Delisted

    Total CRE Inventory on Market (SF)

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