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    Alpine, CA Duplexes for Sale

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    El Cajon, CA Jamul, CA Lakeside, CA
    Alpine Retreat with Income Potential
    $875,000
    0.50 Acres
    Alpine Retreat with Income Potential

    80 Willowside Ter, Alpine, CA 91901

    Versatile property with main home and high-performing ADU.
    • Main house with 3 beds, 3 baths plus a high‑performing 2 bed, 2 bath ADU, perfect for income or multi‑generational living.
    • Borders Cleveland National Forest offering privacy and canyon views.
    • ADU features a private entry, full kitchen, separate utilities, and a strong Airbnb history.
    • Potential to add a Jr. ADU for increased income.
    • Separate meters, appliances, and septic systems for both homes, plus a private well.
    Updated: Apr 24
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    Detached Duplex with Private Yards
    $740,000
    Detached Duplex with Private Yards

    24-1222 Willowside Ter, Alpine, CA 91901

    Two fully remodeled detached units offer private yard space, separate laundry, and RV parking for flexible occupancy.
    • Two detached, fully remodeled units built in 1959
    • Each unit features 2 bedrooms and 1 bath
    • Private yard space with separate laundry for each residence
    • RV parking available on‑site
    • Updated interiors include quartz countertops, stainless steel appliances, vinyl plank flooring, and recessed lighting
    Updated: Jun 3
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    Remodeled Duplex with RV Parking
    $740,000
    Remodeled Duplex with RV Parking

    Two detached, fully remodeled units with yards and RV parking.

    1222 Willowside Ter, Alpine, CA 91901

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    Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 3 Active listings in Alpine, 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.

    El Cajon Duplex Opportunity
    $999,999
    2,835 SF
    El Cajon Duplex Opportunity

    Duplex with upgraded unit near shopping, schools, and freeway.

    1336 Peach Avenue, El Cajon, CA 92021

    View details
    Two-Home Residential Income Property
    $1,140,000
    1,950 SF
    Two-Home Residential Income Property

    Single-parcel duplex-style setup with two remodeled homes, separate septic systems, and independent driveways in Lakeside.

    11305-11307 Rocky, Lakeside, CA 92040

    View details
    Multifamily Property in Lakeside, CA
    $750,000
    Multifamily Property in Lakeside, CA

    Two-unit multifamily property with value-add opportunity in established neighborhood.

    12005 Lacie Ln, Lakeside, CA 92040

    View details
    El Cajon Duplex Opportunity
    $1,099,000
    El Cajon Duplex Opportunity

    Duplex with upgraded unit near shopping and freeway.

    1336 Peach Avenue, El Cajon, CA 92021

    View details

    Alpine, CA Duplexes Investment Opportunities Market Analysis

    Explore 3 duplexes for sale in Alpine, CA, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $2,355,000.

    Sale prices for duplexes in Alpine, CA start at $740,000, averaging $785,000, and reaching up to $875,000 — 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

    Duplexes 4
    Short term rental properties 2
    Mobile home & RV parks 1

    Demographics Overview

    Population 18K
    Population Growth (5Y) -1.4%
    Median Household Income $116,600
    College Educated 20.1%

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    91901 $807.5K

    Taxes & Financing

    Tax Rate (average for all types) 1.34%
    Property Tax per SF $26.40 per SF
    Tax Rate vs County Average 0.17 pp above county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in San Diego County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in San Diego County

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