Marin County property record for 11 Ridge Ave, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 1,132 sqft · built 1960 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,200,000 (Jul 2023) |
| Tax Bill | $16,185 (2025) |
| Deeds & Mortgages | Jul 2023 Sale & Mortgage Jul 2023 Transfer + 2 more |
| Flood Zone | Zone D (undetermined) |
| APN | 046-151-15 |
| Primary APN | 046-151-15 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Building Area | 1,132 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Contemporary |
| Lot Area | 7,800 sqft (0.179 acres) |
| Deck Area | 380 sqft |
| Patio Area | 380 sqft |
| Heating System | Central |
|---|
| Street Address | 11 RIDGE AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1708 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | BOLINAS |
| Census Block Group | 1 |
| Census Block | 1073 |
| Census Tract | 131100 |
Source: Marin County assessment roll, APN 046-151-15, as of July 13, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 12, 2023 | Grant Deed, Transfer · Conventional Mortgage US BANK NA |
| Jul 13, 2023 | Quit Claim Deed, Transfer FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Dec 10, 2018 | Deed of Trust, Mortgage · Conventional Mortgage UNISON AGREEMENT CORP |
| Aug 29, 2017 | Deed of Trust, Mortgage · Conventional Mortgage MISCELLANEOUS GOVT AGCY |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 12, 2023 · Amount on Record |
| Deed Sale | Jul 12, 2023 · Amount on Record |
| Prior Sale | Sep 26, 2007 · Amount on Record |
| Deed Document Number | 202317339 |
| Prior Transfer Date | Jun 23, 2023 |
| Prior Transfer Doc | 0000017401 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jul 12, 2023 |
| Property Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000017339 |
| Instrument Date | Jun 28, 2023 |
| Instrument | 2023-0017339 |
| Transaction Type | Transfer |
| Record Updated | Jul 27, 2023 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,320.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 15232 VERMONTVILLE RD SW, VASHON, WA 98070-3946 |
| Document Number | 0000017340 |
|---|---|
| Date | Jul 12, 2023 |
| Instrument | 2023-0017340 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2053 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jul 13, 2023 |
| Property Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000017401 |
| Instrument Date | Jun 23, 2023 |
| Instrument | 2023-0017401 |
| Transaction Type | Transfer |
| Record Updated | Jul 27, 2023 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000043212 |
| Instrument Date | Dec 10, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 04, 2019 |
| Name | Verified Name |
|---|---|
| Address | 11 RIDGE AVE MILL VALLEY CA 949411708, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000043212 |
|---|---|
| Date | Dec 20, 2018 |
| Instrument | 43212 |
| Name | UNISON AGREEMENT CORP |
|---|---|
| Address | OMAHA, NE 68164-1010 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 11 RIDGE AVE, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000036804 |
| Instrument Date | Aug 29, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Oct 02, 2017 |
| Name | Verified Name |
|---|---|
| Address | 11 RIDGE AVE MILL VALLEY CA 949411708, MILL VALLEY, CA 94941-1708 |
| Document Number | 0000036804 |
|---|---|
| Date | Sep 15, 2017 |
| Instrument | 36804 |
| Name | MISCELLANEOUS GOVT AGCY |
|---|---|
| Address | RIVERSIDE, CA 92517 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 14, 2047 |
Source: Marin County assessment roll as of July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Elementary School District | Mill Valley Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,248,480 (+2%) Land $754,290 Building $494,190 | |
| 2025 | $16,185.00 (+27.05%) | $1,224,000 (+22.61%) Land $739,500 Building $484,500 |
| 2023 | $12,739.00 (+15.56%) Homeowner's exemption | $998,259 Land $694,342 Building $303,917 |
| 2022 | $11,024.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), as of October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411311001, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 5 (1982–2018) |
| Claims Outside the SFHA | 3 of 5 |
| Most Recent Claim | Apr 2018 · rainfall accumulation |
| Wildfire Risk | Moderate above 57% of the US · lower than 66% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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: NPS National Register of Historic Places as of August 1, 2026 · Last verified October 2026
| Listed Area | Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: FCC Broadband Data Collection, 205 locations within half a mile, as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Muir Beach LAN, Verizon.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System, water system CA2110002, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MARIN MUNICIPAL WATER DISTRICT serves 188,116 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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