Los Angeles County property record for 319 Mountain Crest Rd, Duarte, CA 91010
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,717 sqft · built 1962 |
| Lot Size | 0.183 acres (7,971 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $500,000 (May 2010) |
| Tax Bill | $9,390 (2025) |
| Deeds & Mortgages | Oct 2021 Mortgage Mar 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8610-012-020 |
| Primary APN | 8610-012-020 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,717 sqft Living Area |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1964 |
| Construction Type | Wood |
| Lot Area | 7,971 sqft (0.183 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Street Address | 319 MOUNTAIN CREST RD |
|---|---|
| City | DUARTE |
| State | CA |
| Zip | 91010-1539 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DUR17500* |
| Legal Description | TRACT NO 27146 LOT 31 |
| Legal Subdivision | 27146 |
| Legal Tract | 27146 |
| Legal Block | 3 |
| Legal Lot Number | 31 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 430003 |
Source: Los Angeles County records, as of August 25, 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 Record |
|---|---|
| Mailing Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Life Tenant |
| Date | Document |
|---|---|
| Oct 25, 2021 | Deed of Trust, Mortgage · Conventional Mortgage ROCKET MORTGAGE LLC |
| Mar 25, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Apr 27, 2018 | Deed of Trust, Mortgage · Conventional Mortgage COMPASS FED'L S&L |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 12, 2010 · Amount on Record |
| Deed Sale | May 12, 2010 · Amount on Record |
| Prior Sale | Jul 6, 2000 · Amount on Record |
| Deed Document Number | 2010646447 |
| Last Transfer Date | May 13, 2024 |
| Transfer Doc | 0000328348 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Transaction Type | Mortgage |
| Record Updated | Nov 1, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Document Number | 0001597161 |
|---|---|
| Date | Oct 25, 2021 |
| Instrument | 21-1597161 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Transaction Type | Mortgage |
| Record Updated | Apr 1, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Document Number | 0000473071 |
|---|---|
| Date | Mar 25, 2021 |
| Instrument | 21-0473071 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Feb 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 319 MOUNTAIN CREST RD, DUARTE, CA 91010-1539 |
| Document Number | 0000495300 |
| Instrument Date | Apr 27, 2018 |
| Transaction Type | Mortgage |
| Record Updated | May 28, 2018 |
| Title Company | CT LIEN SOLUTIONS |
| Name | Verified Name |
|---|---|
| Relationship | Married Couple |
| Address | 319 MOUNTAIN CREST RD DUARTE CA 910101539, DUARTE, CA 91010-1539 |
| Document Number | 0000495300 |
|---|---|
| Date | May 18, 2018 |
| Instrument | 495300 |
| Name | COMPASS FED'L S&L |
|---|---|
| Type | Federal Savings Bank |
| Address | RIVERSIDE, CA 92504 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Duarte City |
| Unified School District | Duarte Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $692,437 (+2%) Land $418,816 Building $273,621 | |
| 2025 | $9,390.00 (+6.41%) | $678,861 (+4.04%) Land $410,604 Building $268,257 |
| 2023 | $8,824.00 (+2.52%) Homeowner's exemption | $652,502 Land $394,660 Building $257,842 |
| 2022 | $8,607.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 51% of the US · lower than 69% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 | CAL-AM WATER COMPANY - DUARTE private · serves 24,767 people · EPA ID CA1910186 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2025 |
| Lead | 1 ppb (2022–2024) 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.
Source: FCC Broadband Data Collection, based on 432 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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