| Primary address | 9930 Mattock Avenue, Downey |
| Zip code | 90240 |
| County | Los Angeles |
| Municipality | Downey |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 06/09/2014 |
| Sale price | $669,000 |
| Arm's length | Register |
| Current property tax | $10,626 |
| Building sqft | 1,970 |
| Building class | Single Family Residence with Pool (0101) |
| Acreage | 0.238
|
| Units | 1 |
| Year built | 1953 |
| Year last altered | Register |
| Bedrooms | 2 |
| Bathrooms | 2 |
| Heating/AC | Central refrigeration & heating |
| Pool | Yes |
| Zoning district | Single-Family Residential Zone (R-1 10,000) |
| Weed hazard | No |
| School district | Downey 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:
9930 Mattock Avenue, Downey, CA 90240 was built in 1953 and has a total of 1,970 square feet.
What is the assessed value of 9930 Mattock Avenue, Downey, CA 90240 and the property tax paid?Assessed at $836,493, the tax amount paid for 9930 Mattock Avenue, Downey, CA 90240 is $9,978.
When was 9930 Mattock Avenue, Downey, CA 90240 last sold and what was the last sale price?9930 Mattock Avenue, Downey, CA 90240 was last sold in 06/09/2014 for $669,000.
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 9930 Mattock Avenue, Downey, 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 9930 Mattock Avenue, Downey, CA 90240. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $9,979 |
| Current property tax | $10,626 |
| Market value | $836,493 |
| Tax per sqft | $5 |
Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes or direct assessments are applicable for this property.
| Code | Description | Tax levied |
|---|---|---|
| 35071 | Central Basin Mwd Standby Charge | Register |
| 06202 | County Sanitation District #2 | Register |
| 14358 | Downey Light District Zone L | Register |
| 14352 | Downey Lighting & Landscaping District 121 Zone 1 | Register |
| 14353 | Downey Safety Lighting Zone Iii | Register |
Here's the assessment & property tax history for 9930 Mattock Avenue, Downey, 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 | $836,493 | 1.1929 | $9,979 | +1.61% |
| 2024-2025 | $820,092 | 1.1975 | $9,821 | +3.72% |
| 2023-2024 | $804,012 | 1.1776 | $9,468 | +5.53% |
| 2022-2023 | $788,248 | 1.1382 | $8,972 | +1.74% |
| 2021-2022 | $772,793 | 1.1411 | $8,818 | +1.60% |
The complete history of permits filed for 9930 Mattock Avenue, Downey, 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 Downey so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Downey and compare it to other neighborhoods in Los Angeles County.
Check out recently sold homes in Downey and see how their prices compare.
Create a free account to unlock extended information for 9930 Mattock Avenue, Downey, 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 9930 Mattock Avenue, Downey 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 (miles) |
|---|---|---|---|---|---|
| Rio San Gabriel Elementary School | 5 | Public | K-5 | 756 | 0.63 |
| Lakeview Elementary School | 7 | Public | K-5 | 484 | 0.86 |
| Santa Fe Springs Christian School | NR | Private | K-8 | 127 | 0.90 |
| Unsworth Elementary School | 8 | Public | K-5 | 645 | 0.96 |
| Around The World Children Center, Inc. | NR | Private | PK-K | 60 | 0.97 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Doty Middle School | 7 | Public | 6-8 | 1,327 | 0.67 |
| Santa Fe Springs Christian School | NR | Private | K-8 | 127 | 0.90 |
| Trinity Christian School | NR | Private | PK-8 | 172 | 1.11 |
| Immaculate Heart Academy | NR | Private | 1-12 | 0 | 1.13 |
| Lakeside Middle School | 9 | Public | 6-8 | 514 | 1.14 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Santa Fe High School | 8 | Public | 9-12 | 1,935 | 0.76 |
| Immaculate Heart Academy | NR | Private | 1-12 | 0 | 1.13 |
| Downey High School | 7 | Public | 9-12 | 4,063 | 1.50 |
| Pioneer Baptist School | NR | Private | 3-12 | 11 | 1.73 |
| Pioneer Baptist Elementary School | NR | Private | K-12 | 14 | 1.73 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 9930 Mattock Avenue, Downey.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 9626 Lubec St, Downey | 1,794 | 07/30/2024 | $1,350,000 |
| 9643 Dacosta St, Downey | 2,806 | 07/30/2025 | |
| 9661 Dacosta St, Downey | 2,325 | 01/14/2008 | |
| 10002 Newville Ave, Downey | 3,359 | 10/18/2018 | |
| 10006 Newville Ave, Downey | 2,415 | 08/26/2020 | $1,005,000 |
| 9616 Lubec St, Downey | 2,653 | 05/05/2016 | |
| 9640 Gainford St, Downey | 1,787 | 12/26/2025 | |
| 9605 Gainford St, Downey | 1,832 | 03/21/2023 | |
| 10021 Lesterford Ave, Downey | 1,826 | 04/08/2013 | |
| 9652 Gainford St, Downey | 2,774 | 08/18/2010 | $675,006 |
| 10005 Lesterford Ave, Downey | 1,473 | ||
| 10084 Lesterford Ave, Downey | 2,944 | 02/24/2020 | |
| 9600 Lubec St, Downey | 2,907 | 02/21/2020 | |
| 9651 Dacosta St, Downey | 2,411 | 05/20/2014 | $660,000 |
| 9657 Dacosta St, Downey | 3,355 | 08/11/2025 | |
| 9604 Gainford St, Downey | 3,552 | 03/23/1998 | $286,000 |
| 9634 Gainford St, Downey | 2,029 | 08/24/2023 | |
| 10011 Lesterford Ave, Downey | 2,253 | 05/15/2025 | |
| 9614 Gainford St, Downey | 1,748 | 09/25/2017 | |
| 9624 Gainford St, Downey | 1,598 | 10/19/2017 |