320 Bollinger Estates Ct is a 4,349 square foot house on a 11 acre lot. - it last sold on January 30, 1986 for $210,000. Based on Redfin's San Ramon data, we estimate the home's value is $2,680,662.
Single-familyProperty Type
1992Year Built
11 acresLot Size
$616Est. Price/Sq.Ft.
3 car garageParking
Source:Public Records
Redfin Estimate
$2,680,662
$2.5M since sold in January 1986$420K since September
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 18.4% lower than the average sale price ($3.29M) of 6 comparable homes.
bridgeMLS, Bay East AOR, or Contra Costa AOR #41038784
Sep 18, 2023
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40126136
Oct 23, 2017
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40388474
Aug 3, 2009
Listing Removed
—
bridgeMLS, Bay East AOR, or Contra Costa AOR #40330757
Nov 3, 2008
Listing Removed
—
Public Records
Jan 30, 1986
Sold
$210,000
$48/sq ft
Public Records
May 5, 1981
Sold
$250,000
$57/sq ft
Year
Property tax
Land + Additions
Assessment*
2025
$12,279 (+1.4%)
$426,551 + $719,677
$1,146,228
2024
$12,109 (+1.4%)
$418,188 + $705,566
$1,123,754
2023
$11,936 (+0.7%)
$409,989 + $691,732
$1,101,721
2022
$11,850 (+2.1%)
$401,950 + $678,169
$1,080,119
2021
$11,610 (+0.5%)
$394,069 + $664,872
$1,058,941
2020
$11,552 (+1.2%)
$386,343 + $651,836
$1,038,179
2019
$11,418 (+3.8%)
$382,382 + $645,153
$1,027,535
2018
$10,999 (+3.6%)
$374,885 + $632,503
$1,007,388
2017
$10,613
$360,329 + $607,943
$968,272
Tax history for 320 Bollinger Estates Ct
Year
Property tax
Land + Additions
Assessment*
2025
$12,279 (+1.4%)
$426,551 + $719,677
$1,146,228
2024
$12,109 (+1.4%)
$418,188 + $705,566
$1,123,754
2023
$11,936 (+0.7%)
$409,989 + $691,732
$1,101,721
2022
$11,850 (+2.1%)
$401,950 + $678,169
$1,080,119
2021
$11,610 (+0.5%)
$394,069 + $664,872
$1,058,941
2020
$11,552 (+1.2%)
$386,343 + $651,836
$1,038,179
2019
$11,418 (+3.8%)
$382,382 + $645,153
$1,027,535
2018
$10,999 (+3.6%)
$374,885 + $632,503
$1,007,388
2017
$10,613
$360,329 + $607,943
$968,272
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Jan 30, 2010 • Final
Building/residential/r/new single family-duplex
Construct a new single-family home and a garage.
New construction
Jan 30, 2010 • Final
Building/grading/g/grading supervised
Perform grading work on a lot.
Grading
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
Room Information
# of Rooms: 1
Exterior
Property Information
Subdivision Name: MINOR SUB 53-81
Living Sq. Ft: 4,349
Ground Floor Sq. Ft: 4,349
Building Sq. Ft: 4,349
# of Stories: 1
Legal Description: PCL MAP 115 PG 14 PCL D EX 1/3MR
Lot Information
# of Buildings: 1
Land Sq. Ft: 479,160
Acres: 11
Zoning Code: A-2
County Use Description: URBAN ACREAGE 10-40A
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: —
Baths: —
Sq. Ft.: 4,349
Stories: 1.0
Lot Size: 11 acres
Style: Single Family Residential
Year Built: 1992
Year Renovated: 1992
County: Contra Costa County
APN: 1993700192
Home facts updated by county records on Jul 13, 2026
Around this home
Schools
Twin Creeks Elementary School
Public K-5 • Assigned • 3.6mi
10/10
Iron Horse Middle School
Public 6-8 • Assigned • 4.7mi
10/10
California High School
Public 9-12 • Assigned • 6.2mi
10/10
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
5/10 Fire Factor
5% chance of being in a wildfire in next 30 years
2/10 Heat Factor
7 days above 92° expected this year, 15 days in 30 years
1/10 Wind Factor
Minimal risk of severe winds over next 30 years
8/10 Air Factor
14 unhealthy days expected this year, 15 days in 30 years
Provided by First Street
Historical weather
San Ramon, CA • 94583
Average low and high temperatures (°F)
61
40
64
43
72
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48
76
52
80
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80
57
84
58
81
60
77
54
64
46
59
44
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
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Dec
Sun exposure
In this area, properties receive around 11.2 hours in
June and 4.9 hours in December, placing it above the
U.S. average for solar exposure.
11.2 hrs
4.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$2.55M – $3.08M
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