| Primary address | 603 Diamond Street, Monrovia |
| Zip code | 91016 |
| County | Los Angeles |
| Municipality | Monrovia |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $3,680 |
| Building sqft | 980 |
| Total sqft | 1,932 |
| Building class | Double, Duplex or Two Units - 4 Stories or Less (0200) |
| Acreage | 0.195
|
| Buildings on lot | 2 |
| Units | 2 |
| Year built | 1940 |
| Year last altered | Register |
| Stories | 4 |
| Bedrooms | 2 |
| Bathrooms | 1 |
| Heating/AC | Floor/wall heating |
| Zoning district | Residential Medium 2500 (RM2500) |
| Weed hazard | No |
| School district | Monrovia 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:
603 Diamond Street, Monrovia, CA 91016 was built in 1940 and has a total of 980 square feet.
What is the assessed value of 603 Diamond Street, Monrovia, CA 91016 and the property tax paid?Assessed at $218,715, the tax amount paid for 603 Diamond Street, Monrovia, CA 91016 is $2,810.
When was 603 Diamond Street, Monrovia, CA 91016 last sold?603 Diamond Street, Monrovia, CA 91016 was last sold in 05/27/2025.
How many residential units does this building have?This building has 2 residential unit(s).
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 603 Diamond Street, Monrovia, including title documents, transfer conditions, mortgages and liens.
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 603 Diamond Street, Monrovia, CA 91016. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Base tax | $2,810 |
| Current property tax | $3,680 |
| Market value | $218,715 |
| Tax per sqft | $1 |
Abatements, financial assistance programs and non-ad valorem taxes levied as special taxes/direct assessments are applicable for this property.
| Code | Description | Tax levied |
|---|---|---|
| 06215 | County Sanitation District #15 | Register |
| 03694 | La County Regional Park And Open Space District | Register |
| 03071 | Los Angeles County Flood Control | Register |
| 00170 | Los Angeles County Trauma/Emerg Srvs | Register |
| 21297 | Monrovia Ldscp & Light Maintenance District | Register |
Here's the assessment & property tax history for 603 Diamond Street, Monrovia, 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 | $218,715 | 1.285 | $2,810 | +2.25% |
| 2024-2025 | $214,428 | 1.2818 | $2,749 | +2.42% |
| 2023-2024 | $210,225 | 1.2765 | $2,684 | +3.10% |
| 2022-2023 | $206,104 | 1.2629 | $2,603 | +1.91% |
| 2021-2022 | $202,064 | 1.2638 | $2,554 | +3.37% |
The complete history of permits filed for 603 Diamond Street, Monrovia, 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 Monrovia so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Monrovia and compare it to other neighborhoods in Los Angeles County.
Check out recently sold homes in Monrovia and see how their prices compare.
Create a free account to unlock extended information for 603 Diamond Street, Monrovia, 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 603 Diamond Street, Monrovia 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) |
|---|---|---|---|---|---|
| First Lutheran School | NR | Private | PK, K-8 | 0 | 0.34 |
| First Lutheran School | NR | Private | PK, K-8 | 0 | 0.34 |
| Monroe Elementary School | 5 | Public | K-5 | 478 | 0.67 |
| Rancho Learning Center (Alternative) | 5 | Public | K-12 | 69 | 0.67 |
| Calvary Road Baptist Academy | NR | Private | K-12 | 21 | 0.68 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| First Lutheran School | NR | Private | PK, K-8 | 0 | 0.34 |
| Santa Fe Computer Science Magnet | 5 | Public | 6-8 | 431 | 0.62 |
| Rancho Learning Center (Alternative) | 5 | Public | K-12 | 69 | 0.67 |
| Calvary Road Baptist Academy | NR | Private | K-12 | 21 | 0.68 |
| First Avenue Middle School | 8 | Public | 6-8 | 679 | 0.99 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Rancho Learning Center (Alternative) | 5 | Public | K-12 | 69 | 0.67 |
| Calvary Road Baptist Academy | NR | Private | K-12 | 21 | 0.68 |
| Monrovia High School | 7 | Public | 9-12 | 1,538 | 0.79 |
| Arcadia College Preparatory School | NR | Private | 9-12 | 10 | 0.91 |
| Excelsior School | NR | Private | 7-12 | 18 | 1.29 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 603 Diamond Street, Monrovia.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 610 Diamond St, Monrovia | 1,488 | 12/04/2020 | $715,000 |
| 1425 Loma Ave, Monrovia | 4,026 | 01/08/2013 | |
| 1402 Alamitas Ave, Monrovia | 1,904 | ||
| 1401 Loma Ave, Monrovia | |||
| 1426 Loma Ave, Monrovia | 1,298 | 03/12/2020 | |
| 607 Diamond St, Monrovia | 1,172 | 05/22/2017 | |
| 1416 Alamitas Ave, Monrovia | 1,507 | 07/27/2021 | |
| 534 Diamond St, Monrovia | 884 | 12/07/2012 | |
| 519 Diamond St, Monrovia | 1,870 | 04/01/2025 | $998,000 |
| 1420 Alamitas Ave, Monrovia | 1,440 | 11/10/2016 | |
| 606 Diamond St, Monrovia | 1,799 | 10/04/2016 | $570,000 |
| 516 Diamond St, Monrovia | 1,716 | 03/17/2021 | |
| 804 Bonita St, Monrovia | 900 | 06/15/2022 | |
| 538 Diamond St, Monrovia | 1,164 | 05/19/2022 | $795,000 |
| 537 Diamond St, Monrovia | 2,357 | 01/13/2026 | |
| 604 Diamond St, Monrovia | 942 | 01/11/2021 | $615,000 |
| 533 Diamond St, Monrovia | 1,738 | 09/26/2023 | |
| 1311 Los Robles Ave, Monrovia | 685 | 11/13/2024 | |
| 540 Diamond St, Monrovia | 1,764 | 10/02/2008 | |
| 510 Diamond St, Monrovia | 1,030 | 02/06/2020 |