San Mateo County property record for 99 Irving Ave, Atherton, CA 94027
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 3,230 sqft · built 1956 |
| Lot Size | 1.14 acres (50,089 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $5,530,000 (Jan 2025) |
| Tax Bill | $63,377 (2025) |
| Deeds & Mortgages | Mar 2022 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 061-014-010 |
| Primary APN | 061-014-010 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 3,230 sqft Living Area |
| 1st Floor Area | 2,210 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Ranch |
| Roof Material | Wood Shingle |
| Lot Area | 50,089 sqft |
| Lot Dimensions | 248 ft deep x 198 ft wide |
| Garage Area | 588 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 99 IRVING AVE |
|---|---|
| City | ATHERTON |
| State | CA |
| Zip | 94027-2007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1001A |
| Legal Description | LOT 24 BLOCK 13 & ADJ RESERVE PARCEL LINDENWOOD MAP NO 5 RSM 33/22 23 TOWN OF ATHERTON |
| Legal Subdivision | LINDENWOOD MAP NO 5 |
| Legal Block | 13 |
| Legal Lot Number | 24 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 611500 |
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 Company Names on Record |
|---|---|
| Mailing Address | 1390 SOUTHGATE AVE, DALY CITY, CA 94015-3939 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 28, 2025 · Amount on Record |
| Deed Sale | Jan 28, 2025 · Amount on Record |
| Prior Sale | Mar 16, 2022 · Amount on Record |
| Deed Document Number | 20253620 |
| Prior Transfer Date | Jul 23, 2013 |
| Prior Transfer Doc | 0000109826 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Mar 16, 2022 |
| Property Address | 99 IRVING AVE, ATHERTON, CA 94027-2007 |
| Document Number | 0000023003 |
| Map Reference | MB 33 PG 22&23 |
| Instrument Date | Feb 24, 2022 |
| Instrument | 2022-023003 |
| Transaction Type | Transfer |
| Record Updated | Apr 6, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $6,160.00 |
| Amount Accuracy | Calculated from Transfer Tax |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1390 SOUTHGATE AVE, MENLO PARK, CA 94027 |
| Document Number | 0000023004 |
|---|---|
| Date | Mar 16, 2022 |
| Instrument | 2022-023004 |
| Name | ANCHOR LOANS INC |
|---|---|
| Type | Mortgage Company |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Atherton Town |
| County | San Mateo County |
| Elementary School District | Menlo Park City Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $5,579,400 (+0.89%) Land $5,579,400 | ||
| 2025 | $63,377.00 (-2.12%) | $5,530,000 (-3.19%) Land $5,300,000 Building $230,000 | |
| 2023 | $64,748.00 (+62.24%) | $5,712,000 Land $5,100,000 Building $612,000 | $5,761,440 |
| 2022 | $39,910.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 Policies | 2 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 97% of the US · lower than 97.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 - BEAR GULCH private · serves 60,382 people · EPA ID CA4110006 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | 4 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.
Source: FCC Broadband Data Collection, based on 299 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Race Communications Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, Sonic Telecom.
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