3109 Big Ranch Rd is a 4,241 square foot house on a 1.01 acre lot with 3 bedrooms and 4.5 bathrooms. - it last sold on August 22, 2012 for $500,000. Based on Redfin's Napa data, we estimate the home's value is $3,516,902.
Single-familyProperty Type
2017Year Built
1.01 acresLot Size
$829Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$3,516,902
$3.0M since sold in August 2012$16K since August
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 120.2% higher than the average sale price ($1.60M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning
AP
Agricultural Preserve District
The AP district classification is intended to be applied in the fertile valley and foothill areas of Napa County in which agriculture is and should continue to be the predominant land use, where uses incompatible to agriculture should be precluded and where the development of urban-type uses would be detrimental to the continuance of agriculture and the maintenance of open space which are economic and aesthetic attributes and assets of the county.
Permitted uses
Include but are not limited to:
Agriculture
Housing-Single unit
Housing-Senior
Housing-Other
Communications tower
Property details
Interior
Bathroom Information
# of Full Baths: 4
# of 1/2 Baths: 1
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 9
Exterior
Exterior Information
Physical Condition: Excellent
Construction Type: Wood
Building Construction Quality: Good
Building Type: Single Family
Pool Information
Has Pool
Property Information
Subdivision Name: SAUSAL RANCHO
Living Sq. Ft: 4,241
Building Sq. Ft: 4,241
# of Stories: 2
Parking & Garage Information
Garage/Parking Sq. Ft: 600
Lot Information
# of Buildings: 1
Land Sq. Ft: 43,996
Legal Lot Number: 2
Acres: 1.01
Zoning Code: AP
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 4.5
Sq. Ft.: 4,241
Stories: 2.0
Lot Size: 1.01 acres
Style: Single Family Residential
Year Built: 2017
Year Renovated: 2017
County: Napa County
APN: 38050020000
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Willow Elementary
Public K-5 • Assigned • 0.9mi
4/10
Redwood Middle School
Public 6-8 • Assigned • 1.8mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
4/10 Fire Factor
1% chance of being in a wildfire in next 30 years
5/10 Heat Factor
7 days above 96° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
9/10 Air Factor
16 unhealthy days expected this year, 17 days in 30 years
Provided by First Street
Historical weather
Napa, CA • 94558
Average low and high temperatures (°F)
59
39
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41
68
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45
77
51
84
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85
55
91
59
85
57
76
51
61
44
56
41
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
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Dec
Sun exposure
In this area, properties receive around 11.8 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.8 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.34M – $4.05M
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