Mono County property record for 543 Forest Trl, Mammoth Lakes, CA 93546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,490 sqft · built 1986 |
| Lot Size | 0.12 acres (5,227 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $3,697 (2025) |
| Deeds & Mortgages | Jun 2023 Transfer May 2018 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 035-022-011-000 |
| Primary APN | 035-022-011-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 1,490 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Construction Type | Wood |
| Lot Area | 5,227 sqft (0.12 acres) |
| Garage Type | Attached |
| Garage Area | 190 sqft |
| Parking Spaces | 1 Parking Space |
| Street Address | 543 FOREST TRL |
|---|---|
| City | MAMMOTH LAKES |
| State | CA |
| Zip | 93546-6221 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RSF |
| Legal Description | SUB: SIERRA VISTA ESTATES UNIT NO 1 PLAT BOOK: M2 PLAT PAGE: 39 LOT: 40 |
| Legal Subdivision | SIERRA VISTA ESTATES UNIT NO 1 |
| Legal Block | 1 |
| Legal Lot Number | 40 |
| Jurisdiction | MONO CA |
| Township / Civil Division | MAMMOTH LAKES |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 201 |
543 Forest Trl is owned by a company that acquired it in June 2023 and is owner-occupied.
Source: Mono County records, as of July 14, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | PO BOX 8635, MAMMOTH LAKES, CA 93546-8600 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
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 |
|---|---|
| Jun 9, 2023 | Intrafamily Transfer, Transfer |
| May 11, 2018 | Deed of Trust, Mortgage · Line of Credit WFB NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jun 3, 2023 |
| Transfer Doc | 0000001285 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MONO CA |
| Recording Date | Jun 9, 2023 |
| Property Address | 543 FOREST TRL, MAMMOTH LAKES, CA 93546-6221 |
| Document Number | 0000001285 |
| Map Reference | MB 2 PG 39,39A&39B |
| Instrument Date | Jun 3, 2023 |
| Instrument | 2023001285 |
| Transaction Type | Transfer |
| Record Updated | Aug 25, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | PO BOX 8635, MAMMOTH LAKES, CA 93546-8600 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MONO CA |
| Property Address | 543 FOREST TRL, MAMMOTH LAKES, CA 93546-6221 |
| Document Number | 0000001756 |
| Instrument Date | May 11, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jun 7, 2018 |
| Title Company | OTHER |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 543 FOREST TRL MAMMOTH LAKES CA 93546, MAMMOTH LAKES, CA 93546 |
| Document Number | 0000001756 |
|---|---|
| Date | May 21, 2018 |
| Instrument | 1756 |
| Name | WFB NA |
|---|---|
| Address | SIOUX FALLS, SD 57104 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 20, 2048 |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 543 Forest Trl was $3,697 with a homeowner's exemption.
Source: Mono County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Mono County |
| Municipality | Mammoth Lakes Town |
| Unified School District | Mammoth Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $323,955 (+2%) Land $71,947 Building $252,008 | |
| 2025 | $3,697.00 Homeowner's exemption | $317,604 Land $70,537 Building $247,067 |
| 2023 | $3,391.00 (-1.25%) Homeowner's exemption | $305,273 (+2%) Land $67,799 Building $237,474 |
| 2022 | $3,434.00 Homeowner's exemption | $299,288 Land $66,470 Building $232,818 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 543 Forest Trl in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective November 17, 2022 · 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 |
| Nearby Flood Policies | 2 in force |
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 543 Forest Trl is high, ranking above 72% 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 | High above 72% of the US · above 47% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
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 | MAMMOTH CWD serves 8,234 people · EPA ID CA2610001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jun 2024 |
| Lead | 2 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 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.
Source: FCC Broadband Data Collection, based on 348 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Optimum Cable | 940 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Frontier.
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