Alameda County property record for 451 Sumal Cmn, Livermore, CA 94551
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,612 sqft · built 2007 |
| Lot Size | 0.04 acres (1,753 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $696,000 (Jul 2014) |
| Tax Bill | $10,690 (2025) |
| Deeds & Mortgages | Aug 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 903-12-35 |
| Primary APN | 903-12-35 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 3 Stories |
| Building Area | 1,612 sqft Living Area |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2007 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 1,753 sqft (0.04 acres) |
| Street Address | 451 SUMAL CMN |
|---|---|
| City | LIVERMORE |
| State | CA |
| Zip | 94551-9530 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT: 00093 BLK: TR: 7610 |
| Legal Subdivision | TRACT 7610 |
| Legal Tract | 7610 |
| Legal Lot Number | 93 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | LIVERMORE-PLEASANTON |
| Census Block Group | 1 |
| Census Block | 1047 |
| Census Tract | 451202 |
451 Sumal Cmn is owned and occupied by two individuals who acquired it in December 2016.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 451 SUMAL CMN, LIVERMORE, CA 94551-9530 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 10, 2014 · Amount on File |
| Deed Sale | Jul 10, 2014 · Amount on File |
| Deed Document Number | 2014168192 |
| Last Transfer Date | Dec 8, 2016 |
| Transfer Doc | 0000322339 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Property Address | 451 SUMAL CMN, LIVERMORE, CA 94551-9530 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 451 SUMAL CMN, LIVERMORE, CA 94551-9530 |
| Document Number | 0000210389 |
|---|---|
| Date | Aug 26, 2020 |
| Instrument | 2020210389 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2050 |
The 2025 property tax bill for 451 Sumal Cmn was $10,690 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Livermore City |
| Unified School District | Livermore Valley Joint Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $845,938 (+1.16%) Land $255,881 Building $597,057 | ||
| 2025 | $10,690.00 Homeowner's exemption | $836,218 Land $250,865 Building $585,353 | |
| 2023 | $10,324.00 Homeowner's exemption | $803,753 Land $241,126 Building $562,627 | $961,200 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 451 Sumal Cmn in Zone X, an area of minimal flood risk.
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 |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 8 in force |
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.
Wildfire risk around 451 Sumal Cmn is moderate, ranking above 61% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 61% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect 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 | CITY OF LIVERMORE serves 38,892 people · EPA ID CA0110011 |
|---|---|
| Water Source | Purchased surface water from ZONE 7 WATER AGENCY |
| Last State Inspection | Sep 2024 |
| Lead | Under 1 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 246 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: T-Mobile, Unwired.
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