Alameda County property record for 3486 Middleton Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,459 sqft · built 1957 |
| Lot Size | 0.323 acres (14,076 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,200,000 (Oct 2021) |
| Tax Bill | $14,911 (2025) |
| Deeds & Mortgages | Oct 2021 Sale & Mortgage Mar 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1106-37 |
| Primary APN | 84D-1106-37 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,459 sqft Living Area |
| Gross Area | 100 sqft |
| Basement Area | 100 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1957 |
|---|---|
| Effective Year Built | Effective 1959 |
| Architectural Style | L-Shape |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 14,076 sqft (0.323 acres) |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 3486 MIDDLETON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2042 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | LOT: 00037 BLK: AR: 084D PAGE: 1106 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 430400 |
3486 Middleton Ave is owned by two individuals who bought it in October 2021.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 532 HAVENSIDE AVE, NEWBURY PARK, CA 91320-4956 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Oct 22, 2021 | Grant Deed, Transfer · Conventional Mortgage CITIBANK NA |
| Mar 7, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 22, 2021 · Amount on File |
| Deed Sale | Oct 22, 2021 · Amount on File |
| Deed Document Number | 2021350205 |
| Prior Transfer Date | Feb 26, 2019 |
| Prior Transfer Doc | 0000041904 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 22, 2021 |
| Property Address | 3486 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2042 |
| Document Number | 0000350205 |
| Instrument Date | Oct 18, 2021 |
| Instrument | 2021350205 |
| Transaction Type | Transfer |
| Record Updated | Nov 10, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,320.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 3486 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2042 |
| Document Number | 0000350206 |
|---|---|
| Date | Oct 22, 2021 |
| Instrument | 2021350206 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Mar 7, 2019 |
| Property Address | 3486 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2042 |
| Document Number | 0000041904 |
| Instrument Date | Feb 26, 2019 |
| Instrument | 41904 |
| Transaction Type | Transfer |
| Record Updated | Mar 26, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 3486 MIDDLETON AVE CASTRO VALLEY CA 945462042, CASTRO VALLEY, CA 94546-2042 |
The 2025 property tax bill for 3486 Middleton Ave was $14,911.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,214,000 (+2.02%) Land $364,200 Building $849,800 | ||
| 2025 | $14,911.00 | $1,190,000 Land $357,000 Building $833,000 | |
| 2023 | $13,259.00 | $1,224,000 Land $367,200 Building $856,800 | $1,197,090 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3486 Middleton Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 3486 Middleton Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 606 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Unwired, Verizon.
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