San Mateo County property record for 4300 Edison St, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,900 sqft · built 1950 |
| Lot Size | 0.199 acres (8,674 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $9,088 (2025) |
| Deeds & Mortgages | Apr 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 042-254-050 |
| Primary APN | 042-254-050 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,900 sqft Living Area |
| Gross Area | 2,510 sqft |
| 1st Floor Area | 1,620 sqft |
| Basement Area | 890 sqft |
| Finished Basement | 280 sqft |
| Unfinished Basement | 610 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 8,674 sqft (0.199 acres) |
| Lot Dimensions | 118 ft deep x 77 ft wide |
| Garage Type | Basement |
| Garage Area | 610 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 4300 EDISON ST |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-5148 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 11 BLOCK 23 LESS NLY 8 FT X 12.83 FT F & R MEAS SAN MATEO KNOLLS MAP NO 2 RSM 24/61 62 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO KNOLLS MAP NO 2 |
| Legal Block | 23 |
| Legal Lot Number | 11 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2027 |
| Census Tract | 607200 |
4300 Edison St is held in a trust since April 2019.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 5039 NOTTINGHAM CT, NEWARK, CA 94560-2014 |
| Owner Type | Company |
| Vesting | Trust |
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 Transfer Date | Apr 4, 2019 |
| Transfer Doc | 0000024306 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Apr 4, 2019 |
| Property Address | 4300 EDISON ST, SAN MATEO, CA 94403-5148 |
| Document Number | 0000024306 |
| Instrument Date | Apr 1, 2019 |
| Instrument | 24306 |
| Transaction Type | Transfer |
| Record Updated | Apr 24, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 270 42ND AVE SAN MATEO CA 944035002, SAN MATEO, CA 94403-5002 |
The 2025 property tax bill for 4300 Edison St was $9,088.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Mateo City |
| Elementary School District | San Mateo-Foster City Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $641,382 (+2%) Land $320,691 Building $320,691 | ||
| 2025 | $9,088.00 | $628,806 Land $314,403 Building $314,403 | |
| 2023 | $8,552.00 (+3.25%) | $604,392 Land $302,196 Building $302,196 | $1,187,370 |
| 2022 | $8,283.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4300 Edison St in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1986.
Source: FEMA National Flood Hazard Layer, effective September 10, 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 | 1 (1986) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1986 · Severe Storms & Flooding |
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 4300 Edison St 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 | CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2025 |
| Lead | 4 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 785 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 | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
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