Marin County property record for 45 Spring Ln, Tiburon, CA 94920 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 5.5 ba · 4,872 sqft · built 1956 |
| Lot Size | 0.618 acres (26,910 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $3,800,000 (Aug 2014) |
| Tax Bill | $53,684 (2025) |
| Deeds & Mortgages | Aug 2017 Mortgage Aug 2018 Line of Credit + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 058-141-04 |
| Primary APN | 058-141-04 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 4 Rooms |
| Building Area | 4,872 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Contemporary |
| Lot Area | 26,910 sqft (0.618 acres) |
| Garage Area | 546 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 3,381 sqft |
| Patio Area | 3,381 sqft |
| Heating System | Central |
|---|
| Street Address | 45 SPRING LN |
|---|---|
| City | BELVEDERE TIBURON |
| State | CA |
| Zip | 94920-1516 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP 8 PG 11 LOT 5 |
| Legal Subdivision | ROLLING HILLS |
| Legal Lot Number | 5 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 124200 |
Source: Marin County records · APN 058-141-04
Assessment roll updated 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 Company Names on File |
|---|---|
| Mailing Address | 45 SPRING LN, BELVEDERE TIBURON, CA 94920-1516 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Date | Document |
|---|---|
| Aug 31, 2017 | Deed of Trust, Mortgage · ARM FIRST REPUBLIC BANK |
| Aug 15, 2018 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Mar 11, 2020 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 28, 2014 · Amount on Record |
| Deed Sale | Aug 28, 2014 · Amount on Record |
| Prior Sale | May 22, 2008 · Amount on Record |
| Deed Document Number | 201435771 |
| Prior Transfer Date | Nov 12, 2013 |
| Prior Transfer Doc | 0000073754 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 45 SPRING LN, TIBURON, CA 94920-1516 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000034956 |
|---|---|
| Date | Aug 31, 2017 |
| Instrument | 2017-0034956 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 01, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.9% |
| Type Change Date | Sep 01, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 9.95% |
| Index | 1-Month LIBOR |
| Max Rate | 2.5% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 45 SPRING LN, TIBURON, CA 94920-1516 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000028952 |
|---|---|
| Date | Aug 15, 2018 |
| Instrument | 2018-0028952 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Aug 26, 2043 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 45 SPRING LN, TIBURON, CA 94920-1516 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | NORTH AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000009658 |
|---|---|
| Date | Mar 11, 2020 |
| Instrument | 2020-0009658 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Mar 26, 2045 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Tiburon Town |
| Elementary School District | Reed Union 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 | $4,658,192 (+2%) Land $1,961,344 Building $2,696,848 | |
| 2025 | $53,684.00 (+6.08%) | $4,566,878 (+4.04%) Land $1,922,896 Building $2,643,982 |
| 2023 | $50,605.00 (+1.87%) | $4,389,570 Land $1,848,240 Building $2,541,330 |
| 2022 | $49,675.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 2% of the US · above 2% of California |
|---|---|
| Wildfire Likelihood | Less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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