85 Mount Tiburon Rd is a 4,049 square foot house on a 0.58 acre lot with 6 bedrooms and 4 bathrooms. Based on Redfin's Tiburon data, we estimate the home's value is $4,695,924.
Single-familyProperty Type
1965Year Built
0.58 acresLot Size
$1,160Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$4,695,924
$19K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 20.8% lower than the average sale price ($5.93M) of 5 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2026
$9,699 (+3.0%)
$165,475 + $433,977
$599,452
2025
$9,420 (+5.0%)
$165,475 + $433,977
$599,452
2024
$8,970 (+5.1%)
$162,231 + $425,469
$587,700
2023
$8,538 (+5.1%)
$159,050 + $417,127
$576,177
2022
$8,120 (+2.3%)
$155,932 + $408,949
$564,881
2021
$7,937 (+0.8%)
$152,874 + $400,931
$553,805
2020
$7,871 (+1.8%)
$149,877 + $393,070
$542,947
2019
$7,730 (+1.0%)
$148,341 + $389,041
$537,382
2018
$7,652 (+1.4%)
$145,432 + $381,413
$526,845
2017
$7,550 (+3.7%)
$139,786 + $366,604
$506,390
2016
$7,280
$139,786 + $366,604
$506,390
2015
$7,286 (+3.1%)
$137,045 + $359,417
$496,462
2014
$7,066 (−0.3%)
$132,343 + $347,084
$479,427
2013
$7,086 (+3.1%)
$132,343 + $347,084
$479,427
2012
$6,871 (+2.7%)
$131,745 + $345,517
$477,262
2011
$6,690 (+2.3%)
$129,163 + $338,744
$467,907
2010
$6,540 (+2.2%)
$126,630 + $332,103
$458,733
2009
$6,397 (+2.7%)
$125,685 + $329,623
$455,308
2008
$6,226
$125,984 + $330,407
$456,391
Tax history for 85 Mount Tiburon Rd
Year
Property tax
Land + Additions
Assessment*
2026
$9,699 (+3.0%)
$165,475 + $433,977
$599,452
2025
$9,420 (+5.0%)
$165,475 + $433,977
$599,452
2024
$8,970 (+5.1%)
$162,231 + $425,469
$587,700
2023
$8,538 (+5.1%)
$159,050 + $417,127
$576,177
2022
$8,120 (+2.3%)
$155,932 + $408,949
$564,881
2021
$7,937 (+0.8%)
$152,874 + $400,931
$553,805
2020
$7,871 (+1.8%)
$149,877 + $393,070
$542,947
2019
$7,730 (+1.0%)
$148,341 + $389,041
$537,382
2018
$7,652 (+1.4%)
$145,432 + $381,413
$526,845
2017
$7,550 (+3.7%)
$139,786 + $366,604
$506,390
2016
$7,280
$139,786 + $366,604
$506,390
2015
$7,286 (+3.1%)
$137,045 + $359,417
$496,462
2014
$7,066 (−0.3%)
$132,343 + $347,084
$479,427
2013
$7,086 (+3.1%)
$132,343 + $347,084
$479,427
2012
$6,871 (+2.7%)
$131,745 + $345,517
$477,262
2011
$6,690 (+2.3%)
$129,163 + $338,744
$467,907
2010
$6,540 (+2.2%)
$126,630 + $332,103
$458,733
2009
$6,397 (+2.7%)
$125,685 + $329,623
$455,308
2008
$6,226
$125,984 + $330,407
$456,391
*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
RO-1
Residential Open 1 Zone
The RO zone is intended to promote and encourage the maintenance of a suitable environment for low-density, single-family development on lots larger than those typically found in the R-1 zone.
Permitted uses
Include but are not limited to:
Housing-Single unit
Housing-Senior
Housing-Other
Park & open space
Nov 2, 2021 • Final
Construction combo
Replace an existing deck with concrete. Replace the fence, lattice, and hose bib.
Plumbing
Remodel
Sep 2, 2018 • Final
Encroachment
Repair a water line.
Gas
Plumbing
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
Basement Information
Basement Sq. Ft: 105
Basement Type: Unfinished
Heating & Cooling
Heating Type: Central
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Exterior
Exterior Information
Building Style Type: Contemporary
Building Construction Quality: Good
Pool Information
Has Pool
Property Information
Subdivision Name: MOUNT TIBURON 02
Living Sq. Ft: 4,049
Building Sq. Ft: 4,154
# of Units: 1
Legal Description: MAP D6 607
Parking & Garage Information
Garage/Parking Sq. Ft: 441
Lot Information
# of Buildings: 1
Land Sq. Ft: 25,250
Legal Lot Number: 31
Municipality Name: TIBURON
Acres: 0.5797
County Use Description: 1 FAMILY RESID
Financial
Assessor Information
Assessment Year: 2026
Tax Area: TIBURON
Public facts
Beds: 6
Baths: 4.0
Sq. Ft.: 4,049
Stories: —
Lot Size: 0.58 acres
Style: Single Family Residential
Year Built: 1965
Year Renovated: 1977
County: Marin County
APN: 058-261-09
Home facts updated by county records on Oct 19, 2026
Around this home
Schools
K - 12
Preschool & daycare
Reed Elementary School
Public K-2 • Assigned • 0.6mi
Del Mar Middle School
Public 6-8 • Assigned • 0.9mi
10/10
Redwood High School
Public 9-12 • Assigned • 4.6mi
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
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
2/10 Heat Factor
7 days above 79° 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
13 unhealthy days expected this year, 13 days in 30 years
Provided by First Street
Historical weather
Tiburon, CA • 94920
Average low and high temperatures (°F)
59
48
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49
65
52
62
51
66
53
66
53
67
56
70
57
70
59
68
56
61
51
56
48
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 10.8 hours in
June and 5 hours in December, placing it above the
U.S. average for solar exposure.
10.8 hrs
5 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$4.46M – $5.40M
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