4238 Heyer Ave
Castro Valley, CA 94546
3 bd 2 ba 1,309 sqft Built 1947 Lot 9,000 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 | $830,639 | $269,689 | $1,100,328 | $13,926 |
| 2024 | $830,639 | $269,689 | $1,100,328 | $13,584 |
| 2023 | $687,996 | $259,218 | $947,214 | $11,956 |
| 2022 | $646,075 | $254,136 | $900,211 | $11,394 |
| 2021 | $584,392 | $249,154 | $833,546 | $10,524 |
| 2020 | $475,417 | $203,750 | $679,167 | $8,660 |
| 2019 | $466,099 | $199,756 | $665,855 | $8,820 |
| 2018 | $456,960 | $195,840 | $652,800 | $8,691 |
| 2017 | $448,000 | $192,000 | $640,000 | $8,348 |
| 2016 | $413,000 | $177,000 | $590,000 | $7,508 |
| 2015 | $144,778 | $62,047 | $206,825 | $2,803 |
| 2014 | $141,943 | $60,832 | $202,775 | $2,749 |
| 2013 | $141,302 | $60,557 | $201,859 | $2,710 |
| 2012 | $138,532 | $59,370 | $197,902 | $2,647 |
| 2010 | $135,815 | $58,206 | $194,021 | $2,587 |
| 2009 | $134,801 | $57,771 | $192,572 | $2,589 |
| 2008 | $132,473 | $56,773 | $189,246 | $2,478 |
| 2007 | $129,876 | $55,660 | $185,536 | $2,413 |
Property facts
Year built
1947
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,309 sqft
Lot size
9,000 sqft
ZIP code
94546
City
Castro Valley
Street
Heyer Ave
Coordinates
37.70497, -122.07237
Comparable properties nearby
Frequently asked questions
When did 4238 Heyer Ave last sell?
No public-record sale is on file for 4238 Heyer Ave.
What is the current tax assessment for 4238 Heyer Ave?
The most recent total assessment for 4238 Heyer Ave (year 2025) is $1,100,328 with $13,926 in property tax.
When was 4238 Heyer Ave built?
4238 Heyer Ave was built in 1947.
How does 4238 Heyer Ave compare to others on Heyer Ave?
We track 8 other properties on Heyer Ave. Browse the list under "Other properties on Heyer Ave" to compare beds, baths, and sale history.
What are the property facts for 4238 Heyer Ave?
4238 Heyer Ave is a 3 bed, 2 bath, 1,309 sqft, 9,000 sqft lot single_family.
Is 4238 Heyer Ave a flip candidate?
No — 4238 Heyer Ave does not appear in our flips dataset.
Is 4238 Heyer Ave a tax-appeal candidate?
No — 4238 Heyer Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-2.1%
Implied 1-yr
-8.4%
2026 Q3
$875.4K
2026 Q4
$875.4K
ZIP 94546 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Heyer Ave