| Primary address | 434 West Pentagon Street, 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 | 11/21/2012 |
| Sale price | $350,000 |
| Current property tax | $2,851 |
| Building sqft | 1,582 |
| Building class | Single Family Residence (0100) |
| Acreage | 0.174 |
| Units | 1 |
| Year built | 1953 |
| Year last altered | Register |
| Bedrooms | 2 |
| Bathrooms | 1 |
| Zoning district | Single-Family Residence (R-1-7500) |
| 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:
434 West Pentagon Street, Altadena, CA 91001 was built in 1953 and has a total of 1,582 square feet.
What is the assessed value of 434 West Pentagon Street, Altadena, CA 91001 and the property tax paid?Assessed at $228,598, the tax amount paid for 434 West Pentagon Street, Altadena, CA 91001 is $2,497.
When was 434 West Pentagon Street, Altadena, CA 91001 last sold?434 West Pentagon Street, Altadena, CA 91001 was last sold in 02/12/2021.
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 434 West Pentagon Street, 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 434 West Pentagon Street, Altadena, CA 91001. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $2,497 |
| Current property tax | $2,851 |
| Market value | $228,598 |
| Tax per sqft | $2 |
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 434 West Pentagon Street, 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 | $228,598 | 1.0924 | $2,497 | -51.25% |
| 2024-2025 | $467,809 | 1.095 | $5,123 | +9.44% |
| 2023-2024 | $422,537 | 1.1077 | $4,680 | +3.68% |
| 2022-2023 | $414,253 | 1.0897 | $4,514 | +4.25% |
| 2021-2022 | $406,131 | 1.0661 | $4,330 | +4.38% |
The complete history of permits filed for 434 West Pentagon Street, 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 434 West Pentagon Street, 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 434 West Pentagon Street, 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) |
|---|---|---|---|---|---|
| Bourne Inc. Home School | NR | Private | 1-6 | 6 | 0.08 |
| Odyssey Charter School | 8 | Charter | K-8 | 461 | 0.32 |
| Renaissance Academy | NR | Private | 1-12 | 40 | 0.40 |
| Odyssey Charter School - South | 7 | Charter | K-8 | 342 | 0.40 |
| Alma Fuerte Public | 3 | Charter | K-8 | 145 | 0.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Aveson Global Leadership Academy | 3 | Charter | 6-12 | 222 | 0.18 |
| Odyssey Charter School | 8 | Charter | K-8 | 461 | 0.32 |
| Renaissance Academy | NR | Private | 1-12 | 40 | 0.40 |
| Odyssey Charter School - South | 7 | Charter | K-8 | 342 | 0.40 |
| Alma Fuerte Public | 3 | Charter | K-8 | 145 | 0.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Aveson Global Leadership Academy | 3 | Charter | 6-12 | 222 | 0.18 |
| Renaissance Academy | NR | Private | 1-12 | 40 | 0.40 |
| Hathaway-Sycamores, Nps Elementary Nido | NR | Private | K-12 | 26 | 0.62 |
| James Hawkins Educational Program | NR | Private | 5-12 | 0 | 0.62 |
| Pasadena Waldorf School | NR | Private | PK-12 | 281 | 0.72 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 434 West Pentagon Street, Altadena.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 448 W Pentagon St, Altadena | 1,230 | 09/24/2019 | $740,000 |
| 3124 Thurin Ave, Altadena | 1,480 | 11/19/2025 | |
| 3114 Thurin Ave, Altadena | 1,064 | 10/25/2023 | $1,075,000 |
| 441 W Altadena Dr, Altadena | 682 | 07/27/2012 | $315,000 |
| 3098 Thurin Ave, Altadena | 1,064 | 07/06/2005 | |
| 461 W Pentagon St, Altadena | 1,162 | 08/22/2003 | |
| 437 W Altadena Dr, Altadena | 1,040 | 12/14/2022 | |
| 455 W Altadena Dr, Altadena | 1,015 | 06/15/2004 | |
| 3082 Thurin Ave, Altadena | 1,409 | 05/21/2021 | |
| 445 W Altadena Dr, Altadena | 1,587 | ||
| 427 W Altadena Dr, Altadena | 1,031 | 03/31/2021 | |
| 463 W Altadena Dr, Altadena | 1,117 | 12/09/2021 | $1,085,000 |
| 356 W Palm St, Altadena | 1,020 | 09/16/2025 | $415,000 |
| 3108 Thurin Ave, Altadena | 1,463 | 10/11/2023 | |
| 428 W Pentagon St, Altadena | 1,600 | 05/18/2010 | |
| 443 W Altadena Dr, Altadena | 3,528 | 10/22/2025 | |
| 3121 Olive Ave, Altadena | 1,613 | 02/07/2022 | $1,235,000 |
| 456 W Pentagon St, Altadena | 1,232 | 08/18/2022 | $1,080,000 |
| 478 W Pentagon St, Altadena | 2,126 | 09/04/2020 | |
| 471 W Altadena Dr, Altadena | 1,064 | 08/27/2025 |