Marin County property record for 18 Overhill Rd, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5 ba · 3,841 sqft · built 1986 |
| Lot Size | 0.397 acres (17,270 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $13,000 (Nov 2015) |
| Tax Bill | $17,227 (2025) |
| Deeds & Mortgages | Aug 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 033-193-08 |
| Primary APN | 033-193-08 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 10 Rooms |
| Stories | 3 Stories |
| Building Area | 3,841 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Other |
| Lot Area | 17,270 sqft (0.397 acres) |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 1,609 sqft |
| Patio Area | 1,609 sqft |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 18 OVERHILL RD |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1379 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PARCEL MAPS 20 PG 68 LOT 1 |
| Legal Lot Number | 1 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 126100 |
Source: Marin County records, as of July 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 18 OVERHILL RD, MILL VALLEY, CA 94941-1379 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 6, 2015 · Amount on Record |
| Deed Sale | Nov 6, 2015 · Amount on Record |
| Deed Document Number | 201552704 |
| Last Transfer Date | Jul 27, 2017 |
| Transfer Doc | 0000030826 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Aug 2, 2017 |
| Property Address | 18 OVERHILL RD, MILL VALLEY, CA 94941-1379 |
| Document Number | 0000030826 |
| Instrument Date | Jul 27, 2017 |
| Instrument | 30826 |
| Transaction Type | Transfer |
| Record Updated | Aug 15, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 18 OVERHILL RD MILL VALLEY CA 949411379, MILL VALLEY, CA 94941-1379 |
Source: Marin County assessment roll, as of July 13, 2026
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,366,087 (+2%) Land $604,202 Building $761,885 | |
| 2025 | $17,227.00 (+5.25%) Homeowner's exemption | $1,339,306 (+4.04%) Land $592,357 Building $746,949 |
| 2023 | $16,368.00 (+3.82%) Homeowner's exemption | $1,287,300 Land $569,355 Building $717,945 |
| 2022 | $15,766.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 9 (1982–1998) |
| Claims Outside the SFHA | 8 of 9 |
| Most Recent Claim | May 1998 · other causes |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 105 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: AT&T.
5G (outdoors only) and 4G LTE
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