| Primary address | 21909 Alta Drive, Topanga |
| Alternate address(es) | 21909 Altaridge Dr |
| Zip code | 90290 |
| County | Los Angeles |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 11/06/2020 |
| Sale price | $930,000 |
| Arm's length | Register |
| Current property tax | $12,508 |
| Building sqft | 1,471 |
| Building class | Single Family Residence (0100) |
| Acreage | 0.198
|
| Units | 1 |
| Year built | 1961 |
| Year last altered | Register |
| Bedrooms | 3 |
| Bathrooms | 1 |
| Heating/AC | Central heating |
| Zoning district | Single-Family Residence (R-1-1) |
| Weed hazard | Yes |
| School district | Los Angeles Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
21909 Alta Drive, Topanga, CA 90290 was built in 1961 and has a total of 1,471 square feet.
What is the assessed value of 21909 Alta Drive, Topanga, CA 90290 and the property tax paid?Assessed at $1,026,791, the tax amount paid for 21909 Alta Drive, Topanga, CA 90290 is $12,065.
When was 21909 Alta Drive, Topanga, CA 90290 last sold and what was the last sale price?21909 Alta Drive, Topanga, CA 90290 was last sold in 11/06/2020 for $930,000.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 21909 Alta Drive, Topanga, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 21909 Alta Drive, Topanga, CA 90290. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $12,066 |
| Current property tax | $12,508 |
| Market value | $1,026,791 |
| Tax per sqft | $8 |
Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.
| Code | Description | Tax levied |
|---|---|---|
| 00311 | County Library Services | Register |
| 03694 | La County Regional Park And Open Space District | Register |
| 00744 | Los Angeles County Fire Department | Register |
| 00746 | Los Angeles County Fire Department Brush Initial Inspection | Register |
| 03071 | Los Angeles County Flood Control | Register |
Here's the assessment & property tax history for 21909 Alta Drive, Topanga, 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 | $1,026,791 | 1.1751 | $12,066 | +1.03% |
| 2024-2025 | $1,006,659 | 1.1864 | $11,943 | +1.86% |
| 2023-2024 | $986,922 | 1.188 | $11,725 | +5.42% |
| 2022-2023 | $967,571 | 1.1495 | $11,122 | +1.03% |
| 2021-2022 | $948,600 | 1.1605 | $11,009 | -3.98% |
The complete history of permits filed for 21909 Alta Drive, Topanga, 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.
Create a free account to unlock extended information for 21909 Alta Drive, Topanga, 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 |
Access the detailed traffic volume map for 21909 Alta Drive, Topanga 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 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Chaparral Elementary School | 8 | Public | K-5 | 537 | 1.43 |
| Manzanita School | NR | Private | K-12 | 0 | 1.84 |
| Manzanita School and Institute | NR | Private | K-12 | 77 | 1.84 |
| Montessori of Calabasas | NR | Private | PK-K | 112 | 2.11 |
| Montessori of Calabasas | NR | Private | PK-K | 112 | 2.11 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Alice C. Stelle Middle School | 8 | Public | 6-8 | 760 | 1.32 |
| Manzanita School | NR | Private | K-12 | 0 | 1.84 |
| Manzanita School and Institute | NR | Private | K-12 | 77 | 1.84 |
| St. Mel Elementary School | NR | Private | K-8 | 542 | 2.26 |
| Viewpoint School | NR | Private | K-12 | 1,203 | 2.33 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Calabasas High School | 9 | Public | 9-12 | 1,817 | 1.64 |
| Manzanita School | NR | Private | K-12 | 0 | 1.84 |
| Manzanita School and Institute | NR | Private | K-12 | 77 | 1.84 |
| Louisville High School | NR | Private | 9-12 | 329 | 2.26 |
| Viewpoint School | NR | Private | K-12 | 1,203 | 2.33 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21909 Alta Drive, Topanga.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 21903 Callado Way, Topanga | 496 | 03/25/2005 | |
| 21849 Callado Way, Topanga | 2,152 | 06/09/2021 | $1,440,000 |
| 22013 Alta Dr, Topanga | 2,709 | 08/28/2020 | $1,440,000 |
| 21916 Koontz Way, Topanga | 1,395 | 09/28/2020 | |
| 21875 Nutrir Way, Topanga | 1,170 | 08/05/2022 | |
| 21832 Canon Dr, Topanga | 1,077 | 12/20/2018 | |
| 22050 Alta Dr, Topanga | 08/03/2021 | $100,000 | |
| 21907 Canon Dr, Topanga | 2,016 | 07/23/2019 | $1,348,000 |
| 21881 Koontz Way, Topanga | 824 | 10/27/2022 | $1,130,000 |
| 21870 Canon Dr, Topanga | 656 | 04/29/2022 | |
| 22009 Cereza Way, Topanga | 1,012 | 12/27/2019 | |
| 22090 Alta Dr, Topanga | 1,728 | 05/03/2023 | |
| 21936 Canon Dr, Topanga | 1,392 | 04/10/2017 | $765,000 |
| 21910 Callado Way, Topanga | 668 | 08/08/1997 | $90,000 |
| 22007 Cereza Way, Topanga | 2,431 | 02/10/2012 | |
| 21844 Corvo Way, Topanga | 1,088 | 05/15/1998 | $62,000 |
| 21894 Canon Dr, Topanga | 1,069 | 07/14/2005 | |
| 21920 Canon Dr, Topanga | 1,840 | ||
| 21980 Alta Dr, Topanga | 2,354 | 08/04/2016 | |
| 21919 Canon Dr, Topanga | 1,313 | 08/26/2021 |