| Primary address | 518 North Castlerock Trl, Sunnyvale |
| Zip code | 94087 |
| County | Santa Clara |
| Tract | 4891 |
| Parcel ID | 323-11-017 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 02/14/1992 |
| Sale price | $260,000 |
| Arm's length | Register |
| Property tax | $6,486 |
| Building class | Condominium, Townhouse (06) |
| Acreage | 0.046
|
| Zoning district | Low Medium Density Residential (R2) |
| School district | 09009 |
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 $557,620, the tax amount paid for 518 North Castlerock Trl, Sunnyvale, CA 94087 is $6,486.
When was 518 North Castlerock Trl, Sunnyvale, CA 94087 last sold?518 North Castlerock Trl, Sunnyvale, CA 94087 was last sold in 09/26/2019.
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 518 North Castlerock Trl, Sunnyvale, 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 518 North Castlerock Trl, Sunnyvale, CA 94087. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $6,486 |
| Market value | $557,620 |
Here's the assessment & property tax history for 518 North Castlerock Trl, Sunnyvale, 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 | $557,620 | 1.1632 | $6,486 | +2.79% |
| 2024-2025 | $546,687 | 1.1543 | $6,310 | +0.49% |
| 2023-2024 | $535,969 | 1.1717 | $6,280 | +1.83% |
| 2022-2023 | $525,461 | 1.1736 | $6,167 | +0.86% |
| 2021-2022 | $515,159 | 1.1869 | $6,114 | -36.34% |
The complete history of permits filed for 518 North Castlerock Trl, Sunnyvale, including new construction or demolition permits, 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 518 North Castlerock Trl, Sunnyvale, 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) | 0.2 (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 518 North Castlerock Trl, Sunnyvale 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) |
|---|---|---|---|---|---|
| Chester W. Nimitz Elementary School | 6 | Public | K-5 | 419 | 0.14 |
| Amrita Academy | NR | Private | 5-12 | 0 | 0.26 |
| Louis E. Stocklmeir Elementary School | 8 | Public | K-5 | 822 | 0.34 |
| Resurrection Elementary School | NR | Private | PK, K-8 | 221 | 0.48 |
| Resurrection Elementary School | NR | Private | PK, K-8 | 221 | 0.48 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Amrita Academy | NR | Private | 5-12 | 0 | 0.26 |
| Resurrection Elementary School | NR | Private | PK, K-8 | 221 | 0.48 |
| Adult And Community Education | NR | Public | 0 | 0.52 | |
| Challenger - Sunnyvale | NR | Private | PK, K-8 | 554 | 0.74 |
| Sam H. Lawson Middle School | 9 | Public | 6-8 | 816 | 1.29 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Amrita Academy | NR | Private | 5-12 | 0 | 0.26 |
| Fremont High School | 7 | Public | 9-12 | 2,171 | 0.38 |
| North County Regional Occupational Program School | NR | Public | 9-12 | 0 | 0.45 |
| Community Day School | NR | Public | 9-12 | 7 | 0.45 |
| Adult And Community Education | NR | Public | 0 | 0.52 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 518 North Castlerock Trl, Sunnyvale.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 520 S Cashmere Trl, Sunnyvale | 05/06/2021 | $1,395,000 | |
| 517 S Castlerock Trl, Sunnyvale | 08/17/2023 | $1,190,000 | |
| 511 N Castlerock Trl, Sunnyvale | 02/27/1996 | ||
| 522 N Castlerock Trl, Sunnyvale | 01/22/2018 | ||
| 1323 Victoria Trl, Sunnyvale | 02/14/2013 | $680,500 | |
| 502 S Cascade Trl, Sunnyvale | 08/12/2015 | ||
| 525 S Castlerock Trl, Sunnyvale | 04/04/2000 | ||
| 520 S Castlerock Trl, Sunnyvale | 03/12/2014 | ||
| 519 Cheyenne Dr, Sunnyvale | 01/27/2021 | ||
| 1452 Yukon Dr, Sunnyvale | 02/10/2020 | ||
| 526 W Fremont Ave, Sunnyvale | 7,980 | 04/21/2017 | |
| 519 N Castlerock Trl, Sunnyvale | 12/21/2022 | ||
| 507 N Cashmere Trl, Sunnyvale | 01/16/2003 | ||
| 521 S Castlerock Trl, Sunnyvale | 11/30/2020 | ||
| 524 S Castlerock Trl, Sunnyvale | 07/14/1995 | $195,000 | |
| 514 N Castlerock Trl, Sunnyvale | 08/10/2016 | ||
| 507 N Castlerock Trl, Sunnyvale | 11/22/2022 | ||
| 518 N Cashmere Trl, Sunnyvale | 05/02/2022 | ||
| 506 N Cashmere Trl, Sunnyvale | 08/30/2012 | ||
| 515 Cheyenne Dr, Sunnyvale | 12/13/2011 | $445,000 |