Alameda County property record for 830 40th St, Oakland, CA 94608
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,776 sqft · built 1944 |
| Lot Size | 0.092 acres (4,026 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $900,000 (Jun 2023) |
| Tax Bill | $14,716 (2025) |
| Deeds & Mortgages | Jun 2023 Sale & Mortgage Jan 2018 Sale & Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 12-1018-5 |
| Primary APN | 12-1018-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 1,776 sqft Living Area |
| Year Built | Built 1944 |
|---|---|
| Effective Year Built | Effective 1944 |
| Construction Type | Wood |
| Lot Area | 4,026 sqft (0.092 acres) |
| Street Address | 830 40TH ST |
|---|---|
| City | EMERYVILLE |
| State | CA |
| Zip | 94608-3743 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | LOT: 00005 BLK: AR: 0012 PAGE: 1018 |
| Legal Subdivision | WHITE HOUSE |
| Legal Lot Number | 22&23 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | OAKLAND |
| Census Block Group | 6 |
| Census Block | 6001 |
| Census Tract | 401000 |
Source: Alameda County records, as of August 5, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 425 28TH ST, 103A, OAKLAND, CA 94609-3652 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jun 12, 2023 | Grant Deed, Transfer · Conventional Mortgage CMG MORTGAGE INC |
| Jan 5, 2018 | Grant Deed, Transfer · Conventional Mortgage QUICKEN LNS |
| Apr 25, 2017 | Quit Claim Deed, Transfer · Conventional Mortgage COMBS C L & M M 2015 TR (PT) |
| Apr 25, 2017 | Quit Claim Deed OLD REPUBLIC TITLE |
| Apr 25, 2017 | Quit Claim Deed, Transfer OLD REPUBLIC TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 12, 2023 · Amount on Record |
| Deed Sale | Jun 12, 2023 · Amount on Record |
| Prior Sale | Jan 5, 2018 · Amount on Record |
| Deed Document Number | 202366904 |
| Prior Transfer Date | Mar 21, 2017 |
| Prior Transfer Doc | 0000091529 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jun 12, 2023 |
| Property Address | 830 40TH ST, OAKLAND, CA 94608-3743 |
| Document Number | 0000066904 |
| Map Reference | MB 1 PG 17 |
| Instrument Date | May 24, 2023 |
| Instrument | 2023066904 |
| Transaction Type | Transfer |
| Record Updated | Jul 13, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $14,490.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 425 28TH ST UNIT 103A, 103A, OAKLAND, CA 94609-3652 |
| Document Number | 0000066905 |
|---|---|
| Date | Jun 12, 2023 |
| Instrument | 2023066905 |
| Name | CMG MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 1, 2053 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Jan 5, 2018 |
| Property Address | 830 40TH ST, OAKLAND, CA 94608-3743 |
| Document Number | 0000003965 |
| Instrument Date | Dec 21, 2017 |
| Instrument | 3965 |
| Transaction Type | Transfer |
| Record Updated | Jan 23, 2018 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $935.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1160 GALVEZ DR PACIFICA CA 940444209, PACIFICA, CA 94044-4209 |
| Document Number | 3966 |
|---|---|
| Date | Jan 5, 2018 |
| Instrument | 3966 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jan 4, 2048 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 830 40TH ST, OAKLAND, CA 94608-3743 |
| Document Number | 0000091530 |
| Instrument Date | Mar 22, 2017 |
| Instrument | 91530 |
| Transaction Type | Transfer |
| Record Updated | Jan 10, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 660 MEADOWS LN SOCIAL CIRCLE GA 300255029, SOCIAL CIRCLE, GA 30025-5029 |
| Document Number | 91531 |
|---|---|
| Date | Apr 25, 2017 |
| Instrument | 91531 |
| Name | COMBS C L & M M 2015 TR (PT) |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 830 40TH ST, OAKLAND, CA 94608-3743 |
| Document Number | 0000091529 |
| Instrument Date | Mar 21, 2017 |
| Instrument | 91529 |
| Record Updated | May 11, 2017 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 660 MEADOWS LN SOCIAL CIRCLE GA 300255029, SOCIAL CIRCLE, GA 30025-5029 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 830 40TH ST, OAKLAND, CA 94608-3743 |
| Document Number | 0000091528 |
| Instrument Date | Mar 21, 2017 |
| Instrument | 91528 |
| Transaction Type | Transfer |
| Record Updated | May 11, 2017 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
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 |
|---|---|---|
| 2026 | $955,080 (+2%) Land $286,524 Building $668,556 | |
| 2025 | $14,716.00 (-2.25%) | $936,360 (+0.73%) Land $280,908 Building $655,452 |
| 2023 | $15,054.00 (+2.91%) | $929,584 (+2%) Land $278,875 Building $650,709 |
| 2022 | $14,629.00 | $911,361 Land $273,408 Building $637,953 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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 1,000 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 · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, Google Fiber, Sail Internet, T-Mobile.
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