509 Kay Ann Ct
El Sobrante, CA 94803
3 bd 3 ba 1,901 sqft Built 1963 Lot 7,013 sqft single_family
Most recent sale
$700,000
May 18, 2021
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 17, 2022 | Listed | $889,000 | MLS #41005663 |
| May 18, 2021 | Sold | $700,000 | MLS #40950283 |
| May 17, 2021 | Listed | $700,000 | MLS #40950283 |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $312,120 | $591,987 | $904,107 | $12,780 |
| 2024 | $312,120 | $591,987 | $904,107 | $12,484 |
| 2023 | $300,000 | $569,000 | $869,000 | $12,228 |
| 2022 | $306,000 | $408,000 | $714,000 | $10,383 |
| 2021 | $375,000 | $320,000 | $695,000 | $10,288 |
| 2020 | $68,302 | $24,622 | $92,924 | $2,179 |
| 2019 | $66,963 | $24,140 | $91,103 | $2,158 |
| 2018 | $65,650 | $23,667 | $89,317 | $2,057 |
| 2017 | $64,363 | $23,203 | $87,566 | $1,980 |
| 2016 | $63,101 | $22,749 | $85,850 | $1,912 |
| 2015 | $62,154 | $22,408 | $84,562 | $1,870 |
| 2014 | $60,937 | $21,970 | $82,907 | $1,861 |
| 2013 | $60,662 | $21,871 | $82,533 | $1,816 |
| 2012 | $59,473 | $21,443 | $80,916 | $1,695 |
| 2011 | $58,307 | $21,023 | $79,330 | $1,621 |
| 2010 | $57,872 | $20,866 | $78,738 | $1,558 |
| 2009 | $58,010 | $20,916 | $78,926 | $1,530 |
| 2008 | $56,873 | $20,506 | $77,379 | $1,383 |
| 2007 | $55,758 | $20,104 | $75,862 | $1,342 |
Property facts
Year built
1963
Property type
single_family
Stories
2
Beds
3
Baths
3
Living area
1,901 sqft
Lot size
7,013 sqft
ZIP code
94803
City
El Sobrante
Street
Kay Ann Ct
Coordinates
37.95826, -122.28257
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$6,083
Gross rental yield
10.43%
Implied cap rate
6.78%
Trend-extrapolated value
—
Frequently asked questions
When did 509 Kay Ann Ct last sell?
509 Kay Ann Ct most recently sold on May 18, 2021 for $700,000.
What is the current tax assessment for 509 Kay Ann Ct?
The most recent total assessment for 509 Kay Ann Ct (year 2025) is $904,107 with $12,780 in property tax.
How does 509 Kay Ann Ct's assessment compare to its last sale price?
The current assessment is 29.2% above the last sale price of $700,000.
When was 509 Kay Ann Ct built?
509 Kay Ann Ct was built in 1963.
How does 509 Kay Ann Ct compare to others on Kay Ann Ct?
We track 2 other properties on Kay Ann Ct. Browse the list under "Other properties on Kay Ann Ct" to compare beds, baths, and sale history.
What are the property facts for 509 Kay Ann Ct?
509 Kay Ann Ct is a 3 bed, 3 bath, 1,901 sqft, 7,013 sqft lot single_family.
Is 509 Kay Ann Ct a flip candidate?
No — 509 Kay Ann Ct does not appear in our flips dataset.
Is 509 Kay Ann Ct a tax-appeal candidate?
Yes — 509 Kay Ann Ct appears in our tax-appeal candidates list, meaning its current assessment exceeds its recent sale price by 15% or more.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-0.1%
Implied 1-yr
-0.2%
2026 Q1
$645.7K
2026 Q2
$645.6K
ZIP 94803 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Kay Ann Ct