San Mateo County property record for 233 Oconnor St, Menlo Park, CA 94025
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,720 sqft · built 1920 |
| Lot Size | 0.189 acres (8,217 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $3,500,000 (Sep 2021) |
| Tax Bill | $39,265 (2025) |
| Deeds & Mortgages | Apr 2024 Transfer Sep 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 063-441-220 |
| Primary APN | 063-441-220 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,720 sqft Living Area |
| Gross Area | 3,080 sqft |
| 1st Floor Area | 930 sqft |
| 2nd Floor Area | 630 sqft |
| Attic | Attic |
| Attic Area | 360 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Lot Area | 8,217 sqft (0.189 acres) |
| Lot Dimensions | 91 ft deep x 90 ft wide |
| Garage Area | 470 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 233 OCONNOR ST |
|---|---|
| City | MENLO PARK |
| State | CA |
| Zip | 94025-2632 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10008 |
| Legal Description | 90.304 FT X 91 FT ON O CONNOR ST BEING SWLY PTN OF LOT 25 4TH ADD RUNNYMEDE RSM 10/28 CHAS WEEKS POULTRY COLONY |
| Legal Subdivision | CHAS WEEKS POULTRY COLONY |
| Legal Lot Number | 25 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 612101 |
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 | 233 OCONNOR ST, MENLO PARK, CA 94025-2632 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Apr 4, 2024 | Intrafamily Transfer, Transfer |
| Sep 30, 2021 | Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 30, 2021 · Amount on Record |
| Deed Sale | Sep 30, 2021 · Amount on Record |
| Prior Sale | May 24, 2013 · Amount on Record |
| Deed Document Number | 2021139391 |
| Last Transfer Date | Jan 21, 2024 |
| Transfer Doc | 0000017496 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Apr 4, 2024 |
| Property Address | 233 OCONNOR ST, MENLO PARK, CA 94025-2632 |
| Document Number | 0000017496 |
| Map Reference | MB 10 PG 28 |
| Instrument Date | Jan 21, 2024 |
| Instrument | 2024-017496 |
| Transaction Type | Transfer |
| Record Updated | Apr 29, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 233 OCONNOR ST, MENLO PARK, CA 94025-2632 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 30, 2021 |
| Property Address | 233 OCONNOR ST, MENLO PARK, CA 94025-2632 |
| Document Number | 0000139391 |
| Map Reference | MB 10 PG 28 |
| Instrument Date | Sep 20, 2021 |
| Instrument | 2021-139391 |
| Transaction Type | Transfer |
| Record Updated | Oct 26, 2021 |
| Title Company | LAWYERS TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,850.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 233 OCONNOR ST, MENLO PARK, CA 94025-2632 |
| Document Number | 0000139392 |
|---|---|
| Date | Sep 30, 2021 |
| Instrument | 2021-139392 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2051 |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Menlo Park City |
| 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 | $3,635,000 (+8.02%) Land $2,752,000 Building $883,000 | ||
| 2025 | $39,265.00 (+0.84%) | $3,365,000 (-) Land $2,547,500 Building $817,500 | |
| 2023 | $38,938.00 (-2.88%) | $3,365,000 Land $2,548,000 Building $817,000 | $2,571,570 |
| 2022 | $40,092.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 23 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 23 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And 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.
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 | O'CONNOR TRACT CO-OPERATIVE WATER CO. private · serves 2,789 people · EPA ID CA4110019 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Coliform assessment Apr 2018 |
| 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 814 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 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Tekify Fiber & Wireless, Verizon.
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