Situated on +/- 1.72 acres in a peaceful, rural setting just minutes from St. Helena, this 2-bedroom, 1 bath residence spans +/- 1,150 square feet and offers a rare opportunity to create a Napa Valley compound. The existing single-level home features a functional layout with abundant natural light, spacious living areas, and a covered front porch overlooking open grounds and surrounding vineyard landscape. Positioned within Napa County's Agricultural Watershed zoning, the property presents a compelling value-add opportunity. The existing residence may serve as a future ADU, allowing for the development of a larger primary homecreating a flexible path for end-users or investors to maximize the site's full potential. A rare chance to establish a private country retreat with proximity to world-class wineries, dining, and the St. Helena lifestyle. Property begins at 699 Mund Road (the corner of Mund and Sunnyside) and residence is located at 725 Sunnyside Road.
Single-familyProperty Type
1941Year Built
1.72 acresLot Size
$543Price/Sq.Ft.
4 spacesParking
Listed by Pavi Micheli•DRE #01157852• Engel & Volkers St. Helena
•707-738-2219 (agent)
•pavimicheli@icloud.com (agent)
Listed by Douglas Abdalla•DRE #00958356• Engel & Volkers St. Helena
•415-412-9143 (agent)
•douglas.abdalla@engelvoelkers.com (agent)
Bought with Ryan Nemeyer•DRE #01946382• Engel & Volkers Napa
Bought with Alfonso Garcia•DRE #02111901• Engel & Volkers Napa
The AW district classification is intended to be applied in those areas of the county where the predominant use is agriculturally oriented, where watershed areas, reservoirs and floodplain tributaries are located, where development would adversely impact on all such uses, and where the protection of agriculture, watersheds and floodplain tributaries from fire, pollution and erosion is essential to the general health, safety and welfare.
Permitted uses
Include but are not limited to:
Agriculture
Housing-Single unit
Housing-Senior
Housing-Other
Office
Recreation
Communications tower
Property details
Parking
Parking & Garage Information
Parking Features: No Garage
Interior
Bathroom Information
# of Bathrooms (Total): 1
# of Bathrooms (Full): 1
Bedroom Information
# of Bedrooms (Total): 2
Heating & Cooling
Cooling: Ceiling Fan(s), Window Unit(s)
Heating: Central
Interior Features
Appliances: Built-In Gas Oven, Built-In Gas Range, Free Standing Refrigerator
Flooring: Carpet, Laminate
Laundry Features: Hookups Only, Inside Area
# of Stories: 1
Room Information
Basement: None
Levels: One
Main Level: Full Bath(s), Kitchen, Living Room
Exterior
Exterior Features
Allows Horses: No
Pool Information
Has Private Pool: No
Has Spa: No
Property Information
ADU 2nd Unit: No
Property Type: Residential
Property Sub Type: Single Family Residence
Lot Information
Lot Size Square Feet: 74,923
Lot Size Acres: 1.72
Lot Size Source: Assessor Auto-Fill
Lot Features: Shape Irregular, See Remarks
Power Production Information
Type: None
Size: 0.00
Year Install: 0
Utilities
Utilities Information
Utilities: Cable Available, Internet Available
Sewer: Septic System
Location
HOA Information
Association YN: No
Community Information
Senior Community: No
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,410
Stories: —
Lot Size: 1.72 acres
Style: Vacant Land
Year Built: 1941
Year Renovated: 1941
County: Napa County
APN: 21330014000
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Saint Helena Elementary School
Public 3-5 • Assigned • 2.4mi
8/10
Robert Louis Stevenson Intermediate School
Public 6-8 • Assigned • 2.2mi
4/10
Provided by GreatSchools
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
5/10 Fire Factor
5% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 98° expected this year, 16 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
10/10 Air Factor
22 unhealthy days expected this year, 22 days in 30 years
Provided by First Street
Historical weather
Saint Helena, CA • 94574
Average low and high temperatures (°F)
59
39
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41
67
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66
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76
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83
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53
89
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84
54
75
49
61
43
57
41
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
87/ 100
Very good sunlight
Sunscore
This home receives average direct sun exposure in Saint Helena. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
9.9 hrs
6.7 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$637,000 – $772,000
Sell confidently with a local market expert in Saint Helena.