San Mateo County property record for 1830 Helene Ct, San Mateo, CA 94401
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,000 sqft · built 1949 |
| Lot Size | 0.216 acres (9,387 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,350,000 (Aug 2023) |
| Tax Bill | $17,069 (2025) |
| Deeds & Mortgages | Aug 2023 Sale & Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 033-344-090 |
| Primary APN | 033-344-090 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Building Area | 1,000 sqft Living Area |
| 1st Floor Area | 1,000 sqft |
| Family Room | Family Room |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Lot Area | 9,387 sqft (0.216 acres) |
| Lot Dimensions | 115 ft deep x 80 ft wide |
| Garage Area | 250 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1830 HELENE CT |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-3121 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R106 |
| Legal Description | LOT 36 BLOCK 15 SHORE VIEW TRACT MAP NO 8 RSM 30/25 26 27 28CITY OF SAN MATEO |
| Legal Subdivision | SHORE VIEW TRACT MAP NO 8 |
| Legal Block | 15 |
| Legal Lot Number | 36 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 607701 |
Source: San Mateo County records, as of July 15, 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 | 231 MILLWOOD DR, MILLBRAE, CA 94030-1306 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 4, 2023 · Amount on Record |
| Deed Sale | Aug 4, 2023 · Amount on Record |
| Prior Sale | Aug 24, 2000 · Amount on Record |
| Deed Document Number | 202337411 |
| Prior Transfer Date | Jun 18, 2014 |
| Prior Transfer Doc | 0000061740 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 4, 2023 |
| Property Address | 1830 HELENE CT, SAN MATEO, CA 94401-3121 |
| Document Number | 0000037411 |
| Map Reference | MB 30 PG 25-28 |
| Instrument Date | Jul 31, 2023 |
| Instrument | 2023-037411 |
| Transaction Type | Transfer |
| Record Updated | Sep 7, 2023 |
| Title Company | USA NATIONAL TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $8,235.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1830 HELENE COURT, MILLBRAE, CA 94030 |
| Document Number | 0000037412 |
|---|---|
| Date | Aug 4, 2023 |
| Instrument | 2023-037412 |
| Name | PROVIDENT FUNDING ASSOCIATES LP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2053 |
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 | $1,608,539 (+16.81%) Land $1,075,773 Building $532,766 | ||
| 2025 | $17,069.00 (+109.98%) | $1,377,000 (+137.69%) Land $1,054,680 Building $322,320 | |
| 2023 | $8,129.00 (-1.82%) | $579,316 Land $289,658 Building $289,658 | $1,174,590 |
| 2022 | $8,280.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 12 policies |
| Nearby Flood Policies | 12 in force |
| Nearby Flood Claims | 6 (1978–2004) |
| Most Recent Claim | Nov 2004 |
| 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.
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 300 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 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
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