580 Winncastle St
Simi Valley, CA 93065
5 bd 4 ba 3,639 sqft Built 1997 Lot 11,744 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $441,462 | $820,313 | $1,261,775 | $14,605 |
| 2024 | $441,462 | $820,313 | $1,261,775 | $14,444 |
| 2023 | $424,320 | $788,460 | $1,212,780 | $13,592 |
| 2022 | $416,000 | $773,000 | $1,189,000 | $13,608 |
| 2021 | $415,372 | $276,908 | $692,280 | $8,237 |
| 2020 | $411,114 | $274,070 | $685,184 | $8,080 |
| 2019 | $403,053 | $268,697 | $671,750 | $7,716 |
| 2018 | $395,150 | $263,429 | $658,579 | $7,664 |
| 2017 | $387,402 | $258,264 | $645,666 | $7,503 |
| 2016 | $379,806 | $253,200 | $633,006 | $7,171 |
| 2015 | $374,101 | $249,398 | $623,499 | $7,031 |
| 2014 | $366,774 | $244,513 | $611,287 | $6,944 |
| 2013 | $365,117 | $243,409 | $608,526 | $6,897 |
| 2012 | $357,958 | $238,637 | $596,595 | $6,791 |
| 2010 | $350,940 | $233,958 | $584,898 | $6,553 |
| 2009 | $348,318 | $232,210 | $580,528 | $6,549 |
| 2008 | $342,301 | $228,199 | $570,500 | $6,413 |
| 2007 | $335,590 | $223,725 | $559,315 | $6,227 |
Property facts
Year built
1997
Property type
single_family
Stories
2
Beds
5
Baths
4
Living area
3,639 sqft
Lot size
11,744 sqft
ZIP code
93065
City
Simi Valley
Street
Winncastle St
Coordinates
34.22845, -118.81243
Comparable properties nearby
Frequently asked questions
When did 580 Winncastle St last sell?
No public-record sale is on file for 580 Winncastle St.
What is the current tax assessment for 580 Winncastle St?
The most recent total assessment for 580 Winncastle St (year 2025) is $1,261,775 with $14,605 in property tax.
When was 580 Winncastle St built?
580 Winncastle St was built in 1997.
How does 580 Winncastle St compare to others on Winncastle St?
We track 7 other properties on Winncastle St. Browse the list under "Other properties on Winncastle St" to compare beds, baths, and sale history.
What are the property facts for 580 Winncastle St?
580 Winncastle St is a 5 bed, 4 bath, 3,639 sqft, 11,744 sqft lot single_family.
Is 580 Winncastle St a flip candidate?
No — 580 Winncastle St does not appear in our flips dataset.
Is 580 Winncastle St a tax-appeal candidate?
No — 580 Winncastle St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.8%
Implied 1-yr
+7.1%
2026 Q3
$1.06M
2026 Q4
$1.07M
ZIP 93065 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Winncastle St