Alameda County property record for 5010 Rahlves Dr, Castro Valley, CA 94546 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,160 sqft · built 1953 |
| Lot Size | 0.115 acres (5,015 sqft) |
| Owner | Owner Name on File |
| Last Sale | $180,000 (Sep 1997) |
| Tax Bill | $4,260 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 84C-802-21 |
| Primary APN | 84C-802-21 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,160 sqft Living Area |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 5,015 sqft (0.115 acres) |
| Street Address | 5010 RAHLVES DR |
|---|---|
| City | CASTRO VALLEY |
| State | CA |
| Zip | 94546-2546 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 1270 BLK A LOT 4 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | HAYWARD |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 430200 |
Source: Alameda County records · APN 84C-802-21
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | PO BOX 20364, CASTRO VALLEY, CA 94546-8364 |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 19, 1997 · Amount on Record |
| Deed Sale | Sep 19, 1997 · Amount on Record |
| Prior Sale | Sep 19, 1997 · Amount on Record |
| Deed Document Number | 0000245090 |
| Deed Book / Page | 084C |
| Last Transfer Date | Jun 04, 2013 |
| Transfer Doc | 0000197599 |
| Record Updated | Jun 08, 2026 |
Source: Alameda County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Unified School District | Castro Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $4,260.00 (+4.57%) | $287,400 (+4.04%) Land $114,960 Building $172,440 |
| 2023 | $4,074.00 | $276,241 Land $110,496 Building $165,745 |
Source: FEMA National Flood Hazard Layer, Alameda County (06001C), updated May 25, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060014302002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998, rainfall accumulation |
| Wildfire Risk | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 4,167 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 412 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Sonic Telecom | Fiber | 10,000 / 10,000 |
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Verizon | Fixed Wireless | 300 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: T-Mobile USA, Etheric Communications, LLC., AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.
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