Marin County property record for 811 Spring Dr, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,360 sqft · built 1964 |
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $399,000 (Sep 1997) |
| Tax Bill | $13,920 (2025) |
| Deeds & Mortgages | Jan 2026 Second Mortgage Apr 2021 Line of Credit + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 049-223-01 |
| Primary APN | 049-223-01 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,360 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 7,000 sqft (0.161 acres) |
| Garage Area | 320 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 144 sqft |
| Patio Area | 144 sqft |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 811 SPRING DR |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-3924 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | L197&L198 /B5P48 M TAMALPAIS WOOD ADD |
| Legal Subdivision | TAMALPAIS WOOD ADD 01 |
| Legal Lot Number | 197 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 128100 |
811 Spring Dr is owned and occupied by an individual who acquired it in January 2021.
Source: Marin County records, as of July 13, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jan 2, 2026 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage SOFI BANK NA |
| Apr 16, 2021 | Deed of Trust, Mortgage · Line of Credit US BANK NA |
| Mar 12, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Oct 11, 2017 | Quit Claim Deed, Transfer WATERMARK CAP |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 4, 1997 · Amount on File |
| Deed Sale | Sep 4, 1997 · Amount on File |
| Deed Document Number | 199748641 |
| Last Transfer Date | Jan 7, 2021 |
| Transfer Doc | 0000017203 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Transaction Type | Mortgage |
| Record Updated | Jan 15, 2026 |
| Name | Verified Name |
|---|---|
| Address | 311 ARLINGTON RD, REDWOOD CITY, CA 94062-1855 |
| Document Number | 0000000021 |
|---|---|
| Date | Jan 2, 2026 |
| Instrument | 2026-0000021 |
| Name | SOFI BANK NA |
|---|---|
| Type | Bank |
| Address | SALT LAKE CITY, UT 84121 |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 240 Months |
| Due | Jan 1, 2046 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Transaction Type | Mortgage |
| Record Updated | Apr 29, 2021 |
| Title Company | RADIAN SETTLEMENT SERVICES INC, RADIAN SETTLEMENT SERVICES |
| Name | Verified Name |
|---|---|
| Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Document Number | 0000025931 |
|---|---|
| Date | Apr 16, 2021 |
| Instrument | 2021-0025931 |
| Name | US BANK NA |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45202 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Mar 25, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Mar 12, 2021 |
| Property Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Document Number | 0000017203 |
| Map Reference | MB 5 PG 48 |
| Instrument Date | Jan 7, 2021 |
| Instrument | 2021-0017203 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Document Number | 0000017204 |
|---|---|
| Date | Mar 12, 2021 |
| Instrument | 2021-0017204 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 359 Months |
| Due | Feb 1, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Oct 11, 2017 |
| Property Address | 811 SPRING DR, MILL VALLEY, CA 94941-3924 |
| Document Number | 0000040250 |
| Instrument Date | Sep 28, 2017 |
| Instrument | 40250 |
| Transaction Type | Transfer |
| Record Updated | Oct 26, 2017 |
| Title Company | SERVICELINK |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 811 SPRING DR MILL VALLEY CA 949413924, MILL VALLEY, CA 94941-3924 |
| Document Number | 40251 |
|---|---|
| Date | Oct 11, 2017 |
| Instrument | 40251 |
| Name | WATERMARK CAP |
|---|---|
| Type | Mortgage Company |
| Address | IRVINE, CA 92618 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Oct 10, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.12% |
The 2025 property tax bill for 811 Spring Dr was $13,920 with a homeowner's exemption.
Source: Marin County assessment roll, as of July 13, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $642,474 (+2%) Land $391,357 Building $251,117 | |
| 2025 | $13,920.00 Homeowner's exemption | $629,877 Land $383,684 Building $246,193 |
| 2023 | $13,363.00 (+8.28%) Homeowner's exemption | $605,423 Land $368,788 Building $236,635 |
| 2022 | $12,341.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 811 Spring Dr in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1982.
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 6 (1982–2019) |
| Claims Outside the SFHA | 3 of 6 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| 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.
Wildfire risk around 811 Spring Dr is moderate, ranking above 58% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 58% of the US · lower than 65% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Direct burnable vegetation |
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 145 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
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