10 CHARLES DEAN RD MILL VALLEY CA 949411042, MILL VALLEY, CA 94941-1042
Tax Assessment & Valuation
The 2025 property tax bill for 10 Charles Dean Rd was $11,008.
Source: Marin County assessment roll, as of July 13, 2026
Property Jurisdictions
Type
Name
State
California
County
Marin County
Municipality
Mill Valley City
Elementary School District
Mill Valley Elementary School District (KG - 08)
Secondary School District
Tamalpais Union High School District (09 - 12)
Tax Bill & Assessment History
Year
Tax Bill
Assessed Value
2026
$641,066 (+2%)Land $225,039Building $416,027
2025
$11,008.00
$628,500Land $220,628Building $407,872
2023
$10,513.00 (+5.18%)
$604,096Land $212,061Building $392,035
2022
$9,995.00
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Flood
FEMA maps place 10 Charles Dean Rd in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1986.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
FEMA Flood Zone
Zone X minimal risk
Flood Insurance Requirement
Not required lenders may require it
Nearby Flood Policies
1 in force
Nearby Flood Claims
3 (1986–2010)
Claims Outside the SFHA
2 of 3
Most Recent Claim
Jan 2010 · rainfall accumulation
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire
Wildfire risk around 10 Charles Dean Rd is moderate, ranking above 52% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
Wildfire Risk
Moderate above 52% of the US · lower than 69% of California
Wildfire Likelihood
0.1% annual chance
Exposure
Direct burnable vegetation
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Drinking Water
Source: EPA Safe Drinking Water Information System, as of September 2026
Water System
MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002
Water Source
Surface water
Last State Inspection
Aug 2023
Lead
Under 1 ppb (2019–2021) action level 15 ppb
Violations Reported to EPA
Water Quality
None last 10 years
Treatment and Procedure
None last 10 years
Monitoring and Reporting
None last 3 years
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Internet Providers
Source: FCC Broadband Data Collection, based on 113 locations within half a mile, as of December 31, 2025