346 Glass Mountain Rd is a 600 square foot vacant land on a 0.95 acre lot with 1 bedroom and 2 bathrooms. - it last sold on January 23, 2018 for $1,260,000. Based on Redfin's Saint Helena data, we estimate the home's value is $842,052.
Vacant landProperty Type
1971Year Built
0.95 acresLot Size
$886,371Price/Acres
Source:Public Records
Redfin Estimate
$842,052
$418K since sold in January 2018$72K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 6.2% lower than the average sale price ($898K) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #41056896
Jan 6, 2025
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #ML81639054
Oct 16, 2023
Listing Removed
—
Aug 22, 2017
Listing Removed
—
Apr 6, 2017
Contingent
—
Mar 29, 2017
Contingent
—
Feb 15, 2017
Listed
$1,698,000
$2,830/sq ft
bridgeMLS, Bay East AOR, or Contra Costa AOR #BA21703061
Mar 25, 2021
Listing Removed
—
Public Records
Jan 23, 2018
Sold
$1,260,000
$2,100/sq ft
BAREIS #21517730
Oct 20, 2015
Contingent
—
Public Records
Dec 31, 1984
Sold
$385,000
$642/sq ft
Year
Property tax
Land + Additions
Assessment*
2026
$7,384 (+2.2%)
$580,291 + $113,796
$694,087
2025
$7,227 (+2.0%)
$580,291 + $113,796
$694,087
2024
$7,083 (−50.1%)
$568,913 + $111,565
$680,478
2023
$14,193 (−27.0%)
$557,758 + $109,378
$667,136
2022
$19,441 (+37.8%)
$546,822 + $779,825
$1,326,647
2021
$14,104 (+1.0%)
$536,100 + $1,300,636
$1,836,736
2020
$13,962 (+1.8%)
$525,589 + $798,895
$1,324,484
2019
$13,719 (+1.6%)
$520,200 + $790,704
$1,310,904
2018
$13,498 (+24.6%)
$510,000 + $775,200
$1,285,200
2017
$10,836 (−9.6%)
$415,000 + $550,000
$965,000
2016
$11,981 (+0.9%)
$415,000 + $550,000
$965,000
2015
$11,873 (+1.7%)
$481,002 + $594,180
$1,075,182
2014
$11,679 (+4.9%)
$464,497 + $573,791
$1,038,288
2012
$11,133 (+2.3%)
$462,398 + $571,198
$1,033,596
2011
$10,885 (+1.9%)
$453,332 + $559,999
$1,013,331
2010
$10,682 (+2.4%)
$444,444 + $549,019
$993,463
2009
$10,429 (+2.3%)
$441,123 + $544,916
$986,039
2008
$10,200
$442,170 + $546,210
$988,380
Tax history for 346 Glass Mountain Rd
Year
Property tax
Land + Additions
Assessment*
2026
$7,384 (+2.2%)
$580,291 + $113,796
$694,087
2025
$7,227 (+2.0%)
$580,291 + $113,796
$694,087
2024
$7,083 (−50.1%)
$568,913 + $111,565
$680,478
2023
$14,193 (−27.0%)
$557,758 + $109,378
$667,136
2022
$19,441 (+37.8%)
$546,822 + $779,825
$1,326,647
2021
$14,104 (+1.0%)
$536,100 + $1,300,636
$1,836,736
2020
$13,962 (+1.8%)
$525,589 + $798,895
$1,324,484
2019
$13,719 (+1.6%)
$520,200 + $790,704
$1,310,904
2018
$13,498 (+24.6%)
$510,000 + $775,200
$1,285,200
2017
$10,836 (−9.6%)
$415,000 + $550,000
$965,000
2016
$11,981 (+0.9%)
$415,000 + $550,000
$965,000
2015
$11,873 (+1.7%)
$481,002 + $594,180
$1,075,182
2014
$11,679 (+4.9%)
$464,497 + $573,791
$1,038,288
2012
$11,133 (+2.3%)
$462,398 + $571,198
$1,033,596
2011
$10,885 (+1.9%)
$453,332 + $559,999
$1,013,331
2010
$10,682 (+2.4%)
$444,444 + $549,019
$993,463
2009
$10,429 (+2.3%)
$441,123 + $544,916
$986,039
2008
$10,200
$442,170 + $546,210
$988,380
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RS
B-5
Residential Single District
The RS district classification is intended to be applied in appropriate locations to allow residential developments of varying population density to meet the housing needs of present and future population in the unincorporated area in accordance with the county's general plan. RS districts will be located within established urban areas where existing urban services and facilities are adequate to serve the intended development. Limited RS development is intended to assist in the preservation of the natural and agricultural resources of the county. The RS district is also intended to serve the following purposes: To regulate the density of population; To promote stability of residential development; To conserve the value of land and buildings; To regulate the bulk of buildings; To provide for open space in residential areas.
Zone overlays
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Other
Educational/school
Communications tower
Sep 17, 2007 • Final
Building/residential/roof/replace
Roofing
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
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 2
Fireplace Information
# of Fireplaces: 2
Has Fireplace
Room Information
# of Rooms: 3
Exterior
Exterior Information
Physical Condition: Fair
Foundation Type: Concrete
Construction Type: Wood
Building Construction Quality: Average
Exterior Wall: Stucco
Building Type: Single Family
Property Information
Living Sq. Ft: 600
Building Sq. Ft: 600
# of Stories: 1
Parking & Garage Information
# of Parking Spaces: 4
Parking Type: Attached Garage
Garage/Parking Sq. Ft: 400
Garage / Carport Type: Attached
Lot Information
# of Buildings: 1
Land Sq. Ft: 41,343
Acres: 0.9491
Zoning Code: RS:B-5
County Use Description: RURAL RESID < 5 AC
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 1
Baths: 2.0
Sq. Ft.: 600
Stories: 1.0
Lot Size: 0.95 acres
Style: Vacant Land
Year Built: 1971
Year Renovated: 2021
County: Napa County
APN: 21230006000
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
K - 12
Preschool & daycare
Saint Helena Elementary School
Public 3-5 • Assigned • 2.4mi
8/10
Robert Louis Stevenson Intermediate School
Public 6-8 • Assigned • 2.1mi
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
2% chance of being in a wildfire in next 30 years
5/10 Heat Factor
8 days above 99° expected this year, 17 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
44
66
45
76
50
83
52
85
54
89
56
82
56
70
48
61
43
57
41
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
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
$800,000 – $969,000
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