Calistoga, CA Duplexes for sale

Updated: Sep 16

Duplex with Permitted ADU

509 Washington Street Unit: #A & C, Calistoga, CA 94515

$1,275,000

1,553 sqft

Two residential units, including a two‑bedroom ADU permitted in 2026
R‑3 zoning allows residential and professional office uses
Primary residence built in 2014; adjoining unit built in 2012
Detached garage has built‑in cabinetry, laundry facilities and an electric car charger
Several outbuildings provide storage and workshop space

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Updated: Aug 20, 2025

Two-Unit Duplex with Deck

1411 4th Street, Calistoga, CA 94515

$985,000

2,286 sqft

Two residences total 2,286 square feet
Second‑level unit is approximately 1,692 square feet with 4 bedrooms and 2 bathrooms
594‑square‑foot penthouse has 1 bedroom, 1 bathroom, and a deck off the living room
Ground level includes a carport and storage rooms; City indicated possible Jr ADU conversion, subject to verification
New roof installed in August 2025

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Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Calistoga, 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 with Detached ADU

4941 Hansen Drive, Santa Rosa, CA 95409

$899,900

2,246 sqft 0.41 AC lot

The parcel has duplex zoning and contains a primary home plus a separate accessory residence.

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Townhouse-Style Multifamily Property

204 Rosebud Ln, Saint Helena, CA 94574

$1,900,000

12,544 sqft

Three newer residential buildings offer spacious two-story layouts with private bedroom suites and practical everyday amenities.

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Townhouse-Style Multifamily Property

232 Rosebud Ln, Saint Helena, CA 94574

$1,900,000

5,140 sqft

Two-story residences feature private bedroom suites, fireplaces, kitchen islands, laundry rooms, and half baths.

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Two-Unit Duplex with Workshop

4941 Hansen Drive, Santa Rosa, CA 95409

$899,900

2,246 sqft 0.40 AC lot

Two separate residences share a 0.4-acre parcel, with a detached garage and workshop on site.

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Calistoga, CA Duplexes Market Trends and Statistics

Explore 2 duplexes for sale in Calistoga, CA on our real estate platform. These investment opportunities span a total of 3,839 square feet of properties for sale, with an estimated market value of $2,260,000.

Sale prices for two-family homes in Calistoga, CA start at $985,000, averaging $1,130,000, and reaching up to $1,275,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.