20379 Portside Drive, Walnut, CA 91789 Property Information
20379 Portside Drive, Walnut, CA 91789 Property Information
- General
- Owner
- Documents
- Tax
- Permits
- Neighborhood
Address
| Primary address | 20379 Portside Drive, Walnut |
| Zip code | 91789 |
| County | Los Angeles |
Sales & Tax Overview for 20379 Portside Drive, Walnut
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $0 |
Lot & Building Information for 20379 Portside Drive, Walnut
| Building class | Single Family Residence - Vacant (010V) |
| Acreage | 6.861
|
| Year last altered | Register |
Zoning, Use & Area Overview
| Zoning district | Light Agricultural (A-1-1) |
| Weed hazard | Yes |
| School district | Rowland Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Other Property Data for 20379 Portside Drive, Walnut
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- • Improvements for 20379 Portside Drive, Walnut , including their type, square footage, grade and when they were built.
- • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 20379 Portside Drive, Walnut
The current market value is $9.
Ownership Information
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Past Sales & Property History for 20379 Portside Drive, Walnut
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No recorded sales for this property.
Title Documents for 20379 Portside Drive, Walnut
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R: Recorded date
D: Document date
Property Taxes for 20379 Portside Drive, Walnut
Access detailed property tax data for 20379 Portside Drive, Walnut, CA 91789. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $0 |
| Market value | $9 |
Special Assessments And Penalties for 20379 Portside Drive, Walnut
Data not available for this property.
Assessment History for 20379 Portside Drive, Walnut
Here's the assessment & property tax history for 20379 Portside Drive, Walnut, including the evolution of the total tax rate and corresponding property tax.
| Year | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|
| 2025-2026 | $9 | 1.1766 | $0 | -0.07% |
| 2024-2025 | $9 | 1.1774 | $0 | +1.69% |
| 2023-2024 | $9 | 1.1578 | $0 | +0.22% |
| 2022-2023 | $9 | 1.1553 | $0 | -0.48% |
| 2021-2022 | $9 | 1.1609 | $0 | +0.33% |
Permits for 20379 Portside Drive, Walnut
The complete history of permits filed for 20379 Portside Drive, Walnut, including new construction or demolition permits, complaints, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
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Walnut residential market stats
Access a detailed real estate market overview of Walnut so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Walnut and compare it to other neighborhoods in Los Angeles County.
Risk
Create a free account to unlock extended information for 20379 Portside Drive, Walnut, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
Transportation
Access the detailed traffic volume map for 20379 Portside Drive, Walnut to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Schools
Nearest elementary schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Montessori School Of Diamond Bar | NR | Private | PK-K | 28 | 0.59 |
| Montessori School Of Diamond Bar | NR | Private | PK-K | 28 | 0.59 |
| Castle Rock Elementary School | 7 | Public | K-5 | 646 | 0.71 |
| Tzu Chi Elementary School - Walnut | NR | Private | K-5 | 53 | 1.00 |
| Shelyn Elementary School | 7 | Public | K-6 | 453 | 1.27 |
Nearest middle schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| South Pointe Middle School | 8 | Public | 6-8 | 879 | 1.29 |
| Elite Open School | NR | Private | 5-12 | 43 | 1.31 |
| Ybarra Academy For The Arts And Technology | 7 | Public | K-8 | 596 | 1.53 |
| Wisdom Kids College | NR | Private | K-8 | 0 | 1.55 |
| International Cross Academy | NR | Private | 1-12 | 0 | 1.55 |
Nearest high schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Diamond Bar High School | 10 | Public | 9-12 | 2,557 | 0.97 |
| Elite Open School | NR | Private | 5-12 | 43 | 1.31 |
| International Cross Academy | NR | Private | 1-12 | 0 | 1.55 |
| John A. Rowland High School | 8 | Public | 9-12 | 2,025 | 1.75 |
| Walnut Valley Adult | NR | Public | 0 | 1.80 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Neighbors for 20379 Portside Drive, Walnut
Here are the neighbors for 20379 Portside Drive, Walnut.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 2801 S Jalee CT, Walnut | 2,980 | 02/01/2018 | |
| 20417 E Crestline Dr, Walnut | 2,648 | ||
| 2816 S Jalee CT, Walnut | 2,980 | 07/10/1997 | $288,500 |
| 20383 Portside Dr, Walnut | 2,072 | 03/15/2019 | $810,000 |
| 20395 Portside Dr, Walnut | 2,072 | 06/03/2009 | |
| 20391 Portside Dr, Walnut | 1,981 | 01/21/2020 | $740,000 |
| 2804 S Jalee CT, Walnut | 2,980 | 12/07/2021 | |
| 2805 S Wentiff CT, Walnut | 2,980 | 10/10/1997 | $290,000 |
| 2803 S Jalee CT, Walnut | 2,874 | 03/21/1988 | $275,000 |
| 2800 S Jalee CT, Walnut | 2,874 | 02/07/2019 | $1,050,000 |
| 20379 Portside Dr, Walnut | 2,382 | 03/30/2018 | $1,020,000 |
| 2810 S Jalee CT, Walnut | 2,874 | 01/20/2015 | |
| 2809 S Jalee CT, Walnut | 2,980 | 04/06/2021 | $1,000,000 |
| 2811 S Wentiff CT, Walnut | 2,874 | 04/08/1988 | $283,000 |
| 20387 Portside Dr, Walnut | 1,647 | 09/28/2010 | $520,005 |
| 20407 E Crestline Dr, Walnut | 2,282 | 03/08/2002 | $395,003 |
| 2817 S Jalee CT, Walnut | 2,874 | 05/09/2003 | $530,000 |
| 20397 Portside Dr, Walnut | 2,282 | 08/22/2025 | $1,300,000 |
| 20401 E Crestline Dr, Walnut | 1,981 | 04/02/2024 | $1,230,000 |
| 20411 E Crestline Dr, Walnut | 2,128 | 02/20/2025 |