Marin County property record for 45 Ridge Ave, Mill Valley, CA 94941 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,259 sqft · built 1958 |
| Lot Size | 1.5 acres (65,700 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $6,596 (2025) |
| Deeds & Mortgages | Jul 2023 Transfer |
| Flood Zone | Zone D (undetermined) |
| APN | 046-212-20 |
| Primary APN | 046-212-20 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 2,259 sqft Living Area |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Contemporary |
| Lot Area | 65,700 sqft |
| Deck Area | 801 sqft |
| Patio Area | 801 sqft |
| Heating System | Central |
|---|
| Street Address | 45 RIDGE AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1792 |
| 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 records · APN 046-212-20
Assessment roll updated July 13, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 45 RIDGE AVE, MILL VALLEY, CA 94941-1792 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Aug 18, 2023 |
| Transfer Doc | 0000021169 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jul 26, 2023 |
| Property Address | 45 RIDGE AVE, MILL VALLEY, CA 94941-1792 |
| Document Number | 0000018608 |
| Map Reference | MB 10 PG 25 |
| Instrument Date | Jul 26, 2023 |
| Instrument | 2023-0018608 |
| Transaction Type | Transfer |
| Record Updated | Aug 09, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 45 RIDGE AVE, MILL VALLEY, CA 94941-1792 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified August 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 | $552,714 (+2%) Land $237,807 Building $314,907 | |
| 2025 | $6,596.00 (+5.52%) Homeowner's exemption | $541,879 (+4.04%) Land $233,145 Building $308,734 |
| 2023 | $6,251.00 (+3.56%) Homeowner's exemption | $520,839 Land $224,093 Building $296,746 |
| 2022 | $6,036.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411311001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone D |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Undetermined not studied |
| 500-Year Floodplain | No |
| 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 · above 34% of California |
|---|---|
| Wildfire Likelihood | About 1 in 709 per year |
| 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 · August 1, 2026 release · 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, availability as of December 31, 2025 · Published October 2026 · based on 205 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: Muir Beach LAN, AT&T, Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G (outdoors only) and 4G LTE
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