Los Angeles County property record for 833 Mount Olive Dr, Duarte, CA 91010
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,638 sqft · built 1910 |
| Lot Size | 0.207 acres (9,001 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $110,000 (Mar 1999) |
| Tax Bill | $5,086 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 8529-005-061 |
| Primary APN | 8529-005-061 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,638 sqft Living Area |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Conventional |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 9,001 sqft (0.207 acres) |
| Lot Dimensions | 120 ft deep x 90 ft wide |
| Heating System | Central |
|---|
| Street Address | 833 MOUNT OLIVE DR |
|---|---|
| City | DUARTE |
| State | CA |
| Zip | 91010-2105 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DUR16500* |
| Legal Description | SUB OF THE RANCHO AZUSA DE DUARTE S 90 FT OF N 390 FT OF W 100 FT OF E 120 FT OF LOT 12 IN SEC 29 T 1N R 10W |
| Legal Range | 10W |
| Legal Township | 01N |
| Legal Section | 29 |
| Legal Subdivision | SUBDVISION OF RANCHO AZUSA DE DUARTE |
| Legal Block | 3 |
| Legal Lot Number | 12 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | UPPER SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 430004 |
833 Mount Olive Dr is owned and occupied by two individuals who acquired it in March 2021.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 833 MOUNT OLIVE DR, DUARTE, CA 91010-2105 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 23, 1999 · Amount on File |
| Deed Sale | Mar 23, 1999 · Amount on File |
| Deed Document Number | 1999481714 |
| Last Transfer Date | Mar 15, 2021 |
| Transfer Doc | 0000514659 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Apr 1, 2021 |
| Property Address | 833 MOUNT OLIVE DR, DUARTE, CA 91010-2105 |
| Document Number | 0000514659 |
| Map Reference | MB 6 PG 80 |
| Instrument Date | Mar 15, 2021 |
| Instrument | 21-0514659 |
| Transaction Type | Transfer |
| Record Updated | Sep 22, 2021 |
| Title Company | SERVICELINK |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 833 MOUNT OLIVE DR, DUARTE, CA 91010-2105 |
| Document Number | 0000514660 |
|---|---|
| Date | Apr 1, 2021 |
| Instrument | 21-0514660 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2051 |
The 2025 property tax bill for 833 Mount Olive Dr was $5,086 with a homeowner's exemption.
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 | $350,255 (+2%) Land $127,912 Building $222,343 | |
| 2025 | $5,086.00 Homeowner's exemption | $343,389 Land $125,404 Building $217,985 |
| 2023 | $4,010.00 (+44.92%) Homeowner's exemption | $176,733 Land $120,536 Building $56,197 |
| 2022 | $2,767.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 833 Mount Olive Dr in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 833 Mount Olive Dr is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 345 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 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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