| Primary address | 9541 Mason Avenue, Chatsworth |
| Alternate address(es) | 9505 N Mason Ave 9525 N Mason Ave 9541 N Mason Ave |
| Zip code | 91311 |
| County | Los Angeles |
| Municipality | Los Angeles |
| Neighborhood | Chatsworth |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $57,964 |
| Building sqft | 30,954 |
| Total sqft | 82,521 |
| Building class | Light Manufacturing/Small Equipment Manufacturing/Small Machine Shop/Instrument Manufacturing/Printing Plant - One Story (3100) |
| Acreage | 4.298
|
| Buildings on lot | 2 |
| Year built | 1978 |
| Year last altered | 1979 |
| Stories | 1 |
| Zoning district | Register |
| Weed hazard | No |
| School district | Los Angeles Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab. For more property insights, including its Energy Star score, its Existing Buildings Energy and Water Efficiency Program (EBEWE) status, and additional energy and water usage data, create an account.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
This Light Manufacturing/Small Equipment Manufacturing/Small Machine Shop/Instrument Manufacturing/Printing Plant - One Story (3100) located at 9541 Mason Avenue, Chatsworth, CA 91311 has a total of 30,954 square feet.
What is the year built & the current market value of 9541 Mason Avenue, Chatsworth, CA 91311?9541 Mason Avenue, Chatsworth, CA 91311 was built in 1978 and has a current tax assessor's market value of $3,741,465.
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
| Listing type | For Lease |
|---|---|
| Listing date | 09/23/2024 |
| Last updated | 05/22/2026 |
| Lot size | 2.6086 Acre |
Prime Chatsworth industrial submarket location with major frontage on the signalized corner of Mason Avenue and Plummer Street.9541 Mason Avenue is a highly functional industrial building with major visibility front the signalized corner of Mason Avenue and Plummer Street in Chatsworth, CA. The building has 3,400AMPS of heavily distributed power, making it an ideal option for manufacturing purposes Additionally, the building's 17' - 19' interior ceiling clearance and 4 dock high loading positions make it an excellent option for distribution uses. The property is located in close proximity to the on and off ramps of the 118n freeway, as well as the dining and shopping amenities of the Northridge Mall.
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 9541 Mason Avenue | Warehouse/Distribution | $18.60/Sqft/Year | 50,234 | Chad D. Gahr |
| Listing type | For Lease |
|---|---|
| Listing date | 03/19/2026 |
| Last updated | 05/19/2026 |
..
| Suite name | Space type | Lease rate | Available space | Brokers |
|---|---|---|---|---|
| 9505 - 9541 Mason Avenue | Industrial | Listing price not available | 81,573 | Matt Ehrlich |
Create a free account to view the complete sales history for 9541 Mason Avenue, Chatsworth, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 9541 Mason Avenue, Chatsworth, CA 91311. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $44,426 |
| Current property tax | $57,964 |
| Market value | $3,741,465 |
Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.
| Code | Description | Tax levied |
|---|---|---|
| 06181 | Greater L.A. County Vector Control District | Register |
| 03694 | La County Regional Park And Open Space District | Register |
| 18851 | Los Angeles City Light Maintenance | Register |
| 03071 | Los Angeles County Flood Control | Register |
| 00170 | Los Angeles County Trauma/Emerg Srvs | Register |
Here's the assessment & property tax history for 9541 Mason Avenue, Chatsworth, 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 | $3,741,465 | 1.1874 | $44,426 | +0.95% |
| 2024-2025 | $3,668,104 | 1.1997 | $44,006 | +2.03% |
| 2023-2024 | $3,596,182 | 1.1994 | $43,133 | +4.97% |
| 2022-2023 | $3,525,670 | 1.1655 | $41,092 | +1.16% |
| 2021-2022 | $3,456,541 | 1.1752 | $40,621 | -1.06% |
The complete history of permits filed for 9541 Mason Avenue, Chatsworth, 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.
Access a detailed real estate market overview of Los Angeles so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Los Angeles and compare it to other neighborhoods in Los Angeles County.
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| Total population | 40,898 |
| Median age | 42.3 |
| Average household income | $148,139 |
| Family households | 71.4% |
| Occupied housing units | 14,561 |
| Owner occupied units | 66.6% |
| Average number of people per household | 2.75 |
| Median year structure built | 1974 |
| Median value for units with a mortgage | $912,000 |
| Median value for units without a mortgage | $799,000 |
Create a free account to unlock extended information for 9541 Mason Avenue, Chatsworth, 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 |
| Seismic gas shut off valve installed | Register |
| Earthquake-induced liquefaction area | Register |
Access the detailed traffic volume map for 9541 Mason Avenue, Chatsworth to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
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Here are the neighbors for 9541 Mason Avenue, Chatsworth.