Alameda County property record for 3451 Middleton Ave, Castro Valley, CA 94546
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,520 sqft · built 1965 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $2,082 (2025) |
| Deeds & Mortgages | Jan 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 84D-1106-32-1 |
| Primary APN | 84D-1106-32-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,520 sqft Living Area |
| Year Built | Built 1965 |
|---|---|
| Effective Year Built | Effective 1977 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 6,000 sqft (0.138 acres) |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3451 MIDDLETON AVE |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2041 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00001 BLK: 0032 AR: 084D PAGE: 1106 ;LOT: 00002 BLK: 0032 AR: 084D PAGE: 1106 |
| Legal Block | 1 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 430400 |
3451 Middleton Ave is owner-occupied and held in a trust since December 2005.
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3451 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2041 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Dec 5, 2005 |
| Transfer Doc | 0000523987 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 3451 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2041 |
| Transaction Type | Mortgage |
| Record Updated | Apr 5, 2021 |
| Name | Verified Name |
|---|---|
| Address | 3451 MIDDLETON AVE, CASTRO VALLEY, CA 94546-2041 |
| Document Number | 0000026870 |
|---|---|
| Date | Jan 22, 2021 |
| Instrument | 2021026870 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jan 1, 2051 |
The 2025 property tax bill for 3451 Middleton Ave was $2,082 with a homeowner's exemption.
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 | $105,036 (-4.37%) Land $40,763 Building $71,273 | ||
| 2025 | $2,082.00 Homeowner's exemption | $109,840 Land $39,964 Building $69,876 | |
| 2023 | $2,048.00 | $105,574 Land $38,412 Building $67,162 | $1,079,280 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3451 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 3451 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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