Marin County property record for 23 Turtle Rock Ct, Tiburon, CA 94920
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,729 sqft · built 1992 |
| Lot Size | 0.692 acres (30,140 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $2,608,500 (Nov 2007) |
| Tax Bill | $45,945 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Dec 2021 Line of Credit + 8 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-370-13 |
| Primary APN | 034-370-13 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 3,729 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Contemporary |
| Lot Area | 30,140 sqft (0.692 acres) |
| Garage Area | 588 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 1,250 sqft |
| Patio Area | 1,250 sqft |
| Heating System | Central |
|---|
| Street Address | 23 TURTLE ROCK CT |
|---|---|
| City | BELVEDERE TIBURON |
| State | CA |
| Zip | 94920-1301 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | TIBURON-PERINI 02 |
| Legal Lot Number | 21 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 124100 |
Source: Marin County records · APN 034-370-13
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 | 23 TURTLE ROCK CT, BELVEDERE TIBURON, CA 94920-1301 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Date | Document |
|---|---|
| Dec 03, 2021 | Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK |
| Dec 03, 2021 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Nov 14, 2017 | Deed of Trust, Mortgage · ARM FIRST REPUBLIC BANK |
| Nov 06, 2018 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Jul 24, 2019 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Sep 11, 2019 | Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK |
| Jul 24, 2019 | Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK |
| Sep 17, 2020 | Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK |
| Aug 19, 2020 | Quit Claim Deed, Transfer FIRST AMERICAN TITLE |
| Aug 19, 2020 | Quit Claim Deed, Transfer FIRST AMERICAN TITLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 27, 2007 · Amount on Record |
| Deed Sale | Nov 27, 2007 · Amount on Record |
| Prior Sale | Dec 31, 2003 · Amount on Record |
| Deed Document Number | 200767010 |
| Last Transfer Date | Mar 19, 2021 |
| Transfer Doc | 0000021853 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jun 08, 2026 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 23 TURTIE ROCK COURT, TIBURON, CA 94920-1301 |
| Document Number | 0000071391 |
|---|---|
| Date | Dec 03, 2021 |
| Instrument | 2021-0071391 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.45% |
| Type Change Date | Dec 01, 2031 |
| Change Frequency | Annually |
| Min Rate At Change | 2.95% |
| Max Rate At Change | 10.9% |
| Index | 1-Year CMT |
| Max Rate | 10.9% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jun 08, 2026 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Document Number | 0000071392 |
|---|---|
| Date | Dec 03, 2021 |
| Instrument | 2021-0071392 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 299 Months |
| Due | Nov 26, 2046 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000045441 |
|---|---|
| Date | Nov 14, 2017 |
| Instrument | 2017-0045441 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.25% |
| Type Change Date | Jan 01, 2018 |
| Change Frequency | Annually |
| Min Rate At Change | 9.95% |
| Index | 1-Year CMT |
| Max Rate | 2.15% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000038389 |
|---|---|
| Date | Nov 06, 2018 |
| Instrument | 2018-0038389 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 299 Months |
| Due | Oct 26, 2043 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000026012 |
|---|---|
| Date | Jul 24, 2019 |
| Instrument | 2019-0026012 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Credit Union |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Jul 26, 2044 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000033041 |
|---|---|
| Date | Sep 11, 2019 |
| Instrument | 2019-0033041 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Sep 26, 2044 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000026011 |
|---|---|
| Date | Jul 24, 2019 |
| Instrument | 2019-0026011 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Credit Union |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Name | Verified Name |
|---|---|
| Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Document Number | 0000043781 |
|---|---|
| Date | Sep 17, 2020 |
| Instrument | 2020-0043781 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.75% |
| Type Change Date | Oct 01, 2030 |
| Change Frequency | Monthly |
| Min Rate At Change | 2.95% |
| Index | 1-Year CMT |
| Max Rate | 10.9% |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Aug 19, 2020 |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Document Number | 0000037665 |
| Instrument Date | Aug 13, 2020 |
| Instrument | 37665 |
| Transaction Type | Transfer |
| Record Updated | Sep 03, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 23 TURTLE ROCK CT TIBURON CA 949201301, TIBURON, CA 94920-1301 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Aug 19, 2020 |
| Property Address | 23 TURTLE ROCK CT, TIBURON, CA 94920-1301 |
| Document Number | 0000037666 |
| Instrument Date | Aug 13, 2020 |
| Instrument | 37666 |
| Transaction Type | Transfer |
| Record Updated | Sep 03, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 23 TURTLE ROCK CT TIBURON CA 949201301, TIBURON, CA 94920-1301 |
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 | $4,061,960 (+2%) Land $2,292,106 Building $1,769,854 | |
| 2025 | $45,945.00 (+5.12%) Homeowner's exemption | $3,982,334 (+4.04%) Land $2,247,174 Building $1,735,160 |
| 2023 | $43,708.00 (+1.24%) Homeowner's exemption | $3,827,704 Land $2,159,919 Building $1,667,785 |
| 2022 | $43,174.00 |
Source: FEMA National Flood Hazard Layer as of October 18, 2023 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (1982) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Communications, LLC., Verizon.
Based on FCC filings for 311 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System 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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