1815 Spring Mountain Rd is a 1,210 square foot house on a 9,175 square foot lot with 2 bedrooms. - it last sold on May 31, 1991 for $250,000. Based on Redfin's Saint Helena data, we estimate the home's value is $1,254,578.
Single-familyProperty Type
1953Year Built
9,175 sq ftLot Size
$1,037Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,254,578
$1.0M since sold in May 1991$27K since July
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 13% higher than the average sale price ($1.11M) 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.
Permits
Oct 15, 2024 • Final
Reroof
Remove and replace the roof on a residential building.
Roofing
Feb 1, 2005 • Final
Sfr
Perform a service change on the electrical system.
Electrical
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Heating & Cooling
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 4
Exterior
Exterior Information
Construction Type: Wood
Building Construction Quality: Average
Building Improvement Type: Guest House
Property Information
Living Sq. Ft: 1,210
Building Sq. Ft: 1,210
Lot Information
# of Buildings: 1
Land Sq. Ft: 9,175
Acres: 0.2106
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 2
Baths: —
Sq. Ft.: 1,210
Stories: —
Lot Size: 9,175 square feet
Style: Single Family Residential
Year Built: 1953
Year Renovated: 1955
County: Napa County
APN: 9411061000
Home facts updated by county records on Jul 15, 2026
Around this home
Schools
Places
Transit
Saint Helena Elementary School
Public 3-5 • Assigned • 0.4mi
8/10
Robert Louis Stevenson Intermediate School
Public 6-8 • Assigned • 0.1mi
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
0.93% chance of being in a wildfire in next 30 years
5/10 Heat Factor
9 days above 98° expected this year, 20 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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45
76
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83
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83
53
88
55
84
54
75
49
61
43
57
41
Jan
Feb
Mar
Apr
May
Jun
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Aug
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Dec
Sun exposure
In this area, properties receive around 11.7 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.7 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$1.19M – $1.44M
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