| Primary address | 2445 Porter Avenue, Altadena |
| Zip code | 91001 |
| 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 | 01/09/2019 |
| Sale price | $1,400,000 |
| Arm's length | Register |
| Current property tax | $37,152 |
| Building class | Single Family Residence (01A6) |
| Acreage | 0.625
|
| Year last altered | Register |
| Zoning district | Single-Family Residence (R-1-20000) |
| Weed hazard | No |
| School district | Pasadena 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:
Assessed at $3,323,723, the tax amount paid for 2445 Porter Avenue, Altadena, CA 91001 is $36,308.
When was 2445 Porter Avenue, Altadena, CA 91001 last sold and what was the last sale price?2445 Porter Avenue, Altadena, CA 91001 was last sold in 01/09/2019 for $1,400,000.
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 2445 Porter Avenue, Altadena, 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 2445 Porter Avenue, Altadena, CA 91001. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $36,308 |
| Current property tax | $37,152 |
| Market value | $3,323,723 |
Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.
| Code | Description | Tax levied |
|---|---|---|
| 05713 | Altadena Library District Cfd No. 2020-1 | Register |
| 06217 | County Sanitation District #17 | Register |
| 00744 | Los Angeles County Fire Department | Register |
| 03071 | Los Angeles County Flood Control | Register |
| 02800 | Los Angeles County Lighting District | Register |
Here's the assessment & property tax history for 2445 Porter Avenue, Altadena, 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 | $3,323,723 | 1.0924 | $36,308 | +112.32% |
| 2024-2025 | $1,561,724 | 1.095 | $17,101 | +0.83% |
| 2023-2024 | $1,531,101 | 1.1077 | $16,960 | +3.68% |
| 2022-2023 | $1,501,080 | 1.0897 | $16,357 | +4.26% |
| 2021-2022 | $1,471,648 | 1.0661 | $15,689 | +4.38% |
The complete history of permits filed for 2445 Porter Avenue, Altadena, 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 2445 Porter Avenue, Altadena, 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 2445 Porter Avenue, Altadena 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) |
|---|---|---|---|---|---|
| Aveson School Of Leaders | 8 | Charter | K-5 | 347 | 0.44 |
| Stratford School- Altadena Allen | NR | Private | PK-3 | 128 | 0.62 |
| Stratford School- Altadena Allen | NR | Private | PK-3 | 128 | 0.62 |
| Sahag-Mesrob Armenian Christian School | NR | Private | PK-8 | 142 | 0.67 |
| Sahag-Mesrob Armenian Christian School | NR | Private | PK-8 | 142 | 0.67 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Sahag-Mesrob Armenian Christian School | NR | Private | PK-8 | 142 | 0.67 |
| Shiloh Academy | NR | Private | 1-12 | 41 | 0.69 |
| Eliot Arts Magnet | 4 | Public | 6-8 | 423 | 0.83 |
| Westminster Academy | NR | Private | K-8 | 0 | 1.00 |
| Judson International School | NR | Private | K-12 | 123 | 1.00 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Shiloh Academy | NR | Private | 1-12 | 41 | 0.69 |
| Lindsay School | NR | Private | 9-12 | 14 | 0.77 |
| Judson International School | NR | Private | K-12 | 123 | 1.00 |
| Sovereign Grace Academy | NR | Private | 1-12 | 22 | 1.00 |
| Pasadena Waldorf High School | NR | Private | PK-12 | 307 | 1.19 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 2445 Porter Avenue, Altadena.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1531 Braeburn Rd, Altadena | 2,340 | 07/20/2021 | |
| 1617 Homewood Dr, Altadena | 3,104 | 03/04/2022 | |
| 1541 Homewood Dr, Altadena | 2,457 | 06/08/2023 | |
| 1530 Braeburn Rd, Altadena | 1,692 | 11/14/2022 | $1,950,000 |
| 1570 Homewood Dr, Altadena | 2,358 | 10/16/2013 | |
| 1532 E Altadena Dr, Altadena | 3,796 | 05/20/2020 | |
| 1600 Homewood Dr, Altadena | 3,112 | 09/25/2018 | $1,559,500 |
| 2415 Porter Ave, Altadena | 1,611 | 02/10/2021 | |
| 2389 Porter Ave, Altadena | 1,780 | 11/05/2019 | |
| 1577 Braeburn Rd, Altadena | 2,007 | 08/20/2018 | |
| 2475 Porter Ave, Altadena | 4,935 | 11/20/2006 | |
| 1480 E Altadena Dr, Altadena | 3,598 | 02/02/2018 | |
| 1555 Braeburn Rd, Altadena | 5,313 | 01/12/2017 | |
| 1545 Braeburn Rd, Altadena | 2,381 | 02/01/2013 | $1,045,000 |
| 1590 E Altadena Dr, Altadena | 4,938 | 02/01/2019 | |
| 1587 Braeburn Rd, Altadena | 2,207 | 12/01/2008 | $489,000 |
| 1582 Homewood Dr, Altadena | 3,114 | 08/23/2012 | |
| 2403 Porter Ave, Altadena | 2,202 | 02/19/2014 | $750,000 |
| 2381 Porter Ave, Altadena | 1,616 | 04/10/2026 | |
| 1595 Homewood Dr, Altadena | 4,247 | 10/24/2023 | $2,900,000 |