San Mateo County property record for 429 30th Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,440 sqft · built 1940 |
| Lot Size | 0.127 acres (5,510 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,280,000 (Nov 2024) |
| Tax Bill | $27,713 (2025) |
| Deeds & Mortgages | Jun 2023 Transfer Jun 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-313-040 |
| Primary APN | 039-313-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,440 sqft Living Area |
| Gross Area | 1,820 sqft |
| 1st Floor Area | 1,200 sqft |
| Basement Area | 380 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Roof Material | Composition Shingle |
| Lot Area | 5,510 sqft (0.127 acres) |
| Lot Dimensions | 110 ft deep x 50 ft wide |
| Garage Type | Basement |
| Garage Area | 380 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 429 30TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-2718 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 4 BLOCK 12 SAN MATEO TERRACE MAP NO 5 RSM 22/35 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO TERRACE MAP NO 5 |
| Legal Block | 12 |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 607300 |
Source: San Mateo County records · APN 039-313-040
Assessment roll updated July 15, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Jun 16, 2023 | Intrafamily Transfer, Transfer |
| Jun 03, 2021 | Deed of Trust, Mortgage · Conventional Mortgage SAFE CU |
| Sep 15, 2020 | Grant Deed, Transfer NORTH AMERICAN TITLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 07, 2024 · Amount on Record |
| Deed Sale | Nov 07, 2024 · Amount on Record |
| Prior Sale | Sep 15, 2020 · Amount on Record |
| Deed Document Number | 202459694 |
| Prior Transfer Date | May 31, 2023 |
| Prior Transfer Doc | 0000028664 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 16, 2023 |
| Property Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Document Number | 0000028664 |
| Map Reference | MB 22 PG 35 |
| Instrument Date | May 31, 2023 |
| Instrument | 2023-028664 |
| Transaction Type | Transfer |
| Record Updated | Jul 14, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Transaction Type | Mortgage |
| Record Updated | Oct 18, 2022 |
| Title Company | ORT ORINDA |
| Name | Verified Name |
|---|---|
| Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Document Number | 0000086191 |
|---|---|
| Date | Jun 03, 2021 |
| Instrument | 2021-086191 |
| Name | SAFE CU |
|---|---|
| Type | Credit Union |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 15, 2020 |
| Property Address | 429 30TH AVE, SAN MATEO, CA 94403-2718 |
| Document Number | 0000095475 |
| Instrument Date | Aug 20, 2020 |
| Instrument | 95475 |
| Transaction Type | Transfer |
| Record Updated | Oct 21, 2020 |
| Title Company | NORTH AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $1,873.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 429 30TH AVE SAN MATEO CA 944032718, SAN MATEO, CA 94403-2718 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified August 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) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,325,600 (+2%) Land $1,729,920 Building $595,680 | ||
| 2025 | $27,713.00 (+28.52%) Homeowner's exemption | $2,280,000 (+28.68%) Land $1,696,000 Building $584,000 | |
| 2023 | $21,563.00 (+2.07%) | $1,771,801 (+2%) Land $1,225,591 Building $546,210 | $2,054,430 |
| 2022 | $21,126.00 | $1,737,060 Land $1,201,560 Building $535,500 |
Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060816073002, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1998–2022) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Dec 2022 · rainfall accumulation |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 716 locations within half a mile · Last verified October 2026
| 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 |
| Radiate Holdings Cable · Fiber in parts of the area | 1,500 / 50 |
May also be available: California Internet, Etheric Communications, LLC., T-Mobile USA.
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026
| Water System | CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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