Alameda County property record for 6257 Harmon Ave, Oakland, CA 94621
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,365 sqft · built 1893 |
| Lot Size | 0.205 acres (8,925 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $8,711 (2025) |
| Deeds & Mortgages | Oct 2019 Mortgage Jun 2019 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 38-3213-14 |
| Primary APN | 38-3213-14 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,365 sqft Living Area |
| Year Built | Built 1893 |
|---|---|
| Effective Year Built | Effective 1898 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 8,925 sqft (0.205 acres) |
| Street Address | 6257 HARMON AVE |
|---|---|
| City | OAKLAND |
| State | CA |
| Zip | 94621-3849 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00014 BLK: AR: 0038 PAGE: 3213 |
| Legal Subdivision | RIO GRANDE |
| Legal Lot Number | 19-21 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 5 |
| Census Block | 5005 |
| Census Tract | 408700 |
6257 Harmon Ave is owned and occupied by two individuals who acquired it in September 1995.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 6257 HARMON AVE, OAKLAND, CA 94621-3849 |
| Occupancy | Owner Occupied |
| 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 4, 2019 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Jun 13, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Apr 9, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Sep 27, 1995 |
| Transfer Doc | 0000227691 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 6257 HARMON AVE, OAKLAND, CA 94621-3849 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000201040 |
|---|---|
| Date | Oct 4, 2019 |
| Instrument | 2019201040 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Oct 1, 2049 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 13, 2019 |
| Property Address | 6257 HARMON AVE, OAKLAND, CA 94621-3849 |
| Document Number | 0000111806 |
| Instrument Date | Jun 7, 2019 |
| Instrument | 111806 |
| Transaction Type | Transfer |
| Record Updated | Jul 26, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 6257 HARMON AVE OAKLAND CA 946213849, OAKLAND, CA 94621-3849 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 9, 2019 |
| Property Address | 6257 HARMON AVE, OAKLAND, CA 94621-3849 |
| Document Number | 0000063376 |
| Instrument Date | Mar 27, 2019 |
| Instrument | 63376 |
| Transaction Type | Transfer |
| Record Updated | Apr 25, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 6257 HARMON AVE OAKLAND CA 946213849, OAKLAND, CA 94621-3849 |
The 2025 property tax bill for 6257 Harmon Ave was $8,711 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Oakland City |
| Unified School District | Oakland Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $532,316 (+0.68%) Land $161,856 Building $377,460 | ||
| 2025 | $8,711.00 Homeowner's exemption | $528,741 Land $158,682 Building $370,059 | |
| 2023 | $8,751.00 Homeowner's exemption | $508,212 Land $152,521 Building $355,691 | $529,560 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 6257 Harmon Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1982.
Source: FEMA National Flood Hazard Layer, effective May 25, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 4 (1982–1997) |
| Most Recent Claim | Jan 1997 · Severe Storms, Flooding, Mud And Landslides |
| Claims by Event |
|
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.
The area around 6257 Harmon Ave has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 1,214 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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