Marin County, CA Triplexes for sale

Updated: Sep 11

Spanish-Style Triplex with Bay Views

2 Lower Crescent Avenue, Sausalito, CA 94965

$2,778,000

3,515 sqft 0.12 AC lot

Triplex with 3,515 square feet of property size
0.1166‑acre parcel in Sausalito, CA 94965
Spanish architectural style with 1906 construction date
Views toward Alcatraz, Angel Island, and the Bay
Decks, terraces, gardens, fountain, and yard space

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Updated: Jul 15

Five-Unit Duplex Property

250 Red Hill Avenue, San Anselmo, CA 94960

$1,695,000

2,755 sqft

Five units across two separate buildings
Approximately 2,755 square feet of total building area
Unit mix includes two studios and three 2BR/1BA units
Rear triplex has been remodeled
Four garage parking spaces plus three off‑street spaces

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Victorian Triplex with Cottage

14 Sentinel Ct, San Rafael, CA 94901

$1,845,000

4,200 sqft 0.34 AC lot

Historic multifamily property combines three upgraded residences with a detached one-bedroom cottage and flexible owner-use space.

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Mediterranean-Style Triplex

2 Lower Crescent Avenue, Sausalito, CA 94965

$2,778,000

3,515 sqft

Three-unit property with Bay views, landscaped outdoor areas, and walkable access to downtown Sausalito.

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Triplex with Eight-Unit Plans

86A, 86B Merrydale Rd, San Rafael, CA 94903

$1,299,000

0.32 AC lot

Three residential units occupy a large lot with completed studies and architectural concepts for future multifamily expansion.

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3-Unit Triplex with Updated Interiors

96 Elizabeth Way, San Rafael, CA 94901

$1,895,000

Separate outdoor areas, garage parking, and on-site laundry add practical amenities for residents.

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1928 Triplex with Updated Kitchens

31 Valencia Ave, San Rafael, CA 94901

$1,399,000

Three income units with updated kitchens and classic hardwoods, plus basement storage and a deck.

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Marin County, CA Triplexes Market Trends and Statistics

Explore 7 triplexes for sale in Marin County, CA, showcased through 7 active listings on our real estate platform. These investment opportunities span a total of 13,985 square feet of properties for sale, with an estimated market value of $13,689,000.

Sale prices for three-family homes in Marin County, CA start at $1,299,000, averaging $1,955,571, and reaching up to $2,778,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Marin County Real Estate Agencies

Realmo connects you with licensed Marin County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Decker Bullock Dreyfus, Inc

100 Tiburon Blvd Mill Valley, CA 94941

Phone: (415) 384-4008