San Mateo County property record for 255 Constitution Dr, Menlo Park, CA 94025
| Property Type | Other |
|---|---|
| Details | 23,400 sqft · built 1980 |
| Lot Size | 1.41 acres (61,725 sqft) |
| Owner | Company Name on File |
| Last Sale | $5,193,500 (Jul 2018) |
| Tax Bill | $119,175 (2025) |
| Deeds & Mortgages | Jul 2018 Sale |
| Flood Zone | Zone AE (high risk) |
| APN | 055-241-150 |
| Primary APN | 055-241-150 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 23,400 sqft Gross Area |
| 1st Floor Area | 23,400 sqft |
| Office | 9,984 sqft |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Lot Area | 61,725 sqft |
| Parking Spaces | 60 Parking Spaces |
| Street Address | 255 CONSTITUTION DR |
|---|---|
| City | MENLO PARK |
| State | CA |
| Zip | 94025-1108 |
| Property Category | Other |
| Property Type | Other > Miscellaneous |
| Local Zoning Code | MH00M2 |
| Legal Description | 1.417 AC MOL PTN OF PARCEL B PM VOL 47/72 |
| Legal Subdivision | BOHANNON INDUSTRAIL PARK |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 4 |
| Census Block | 4028 |
| Census Tract | 611700 |
255 Constitution Dr is owned by a company that bought it in July 2018.
Source: San Mateo County records, as of August 6, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1 HACKER WAY, MENLO PARK, CA 94025-1455 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Last Sale | Jul 31, 2018 · Amount on File |
| Deed Sale | Jul 31, 2018 · Amount on File |
| Deed Document Number | 201859582 |
| Prior Transfer Date | Jun 22, 2018 |
| Prior Transfer Doc | 0000059582 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jul 31, 2018 |
| Property Address | 255 CONSTITUTION DR, MENLO PARK, CA 94025-1108 |
| Document Number | 0000059582 |
| Instrument Date | Jun 22, 2018 |
| Instrument | 59582 |
| Transaction Type | Transfer |
| Record Updated | Aug 21, 2018 |
| Title Company | ATTORNEY ONLY |
| Amount | Amount on Record |
|---|---|
| Tax | $5,712.85 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Partnership |
| Address | 255 CONSTITUTION DR LACKAWAXEN PA 18435, LACKAWAXEN, PA 18435 |
The 2025 property tax bill for 255 Constitution Dr was $119,175.
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 | Ravenswood City Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $10,581,808 (+2%) Land $10,536,299 Building $45,509 | |
| 2025 | $119,175.00 | $10,374,322 Land $10,329,705 Building $44,617 |
| 2023 | $117,434.00 (+7.43%) | $9,971,477 Land $9,928,591 Building $42,886 |
| 2022 | $109,312.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 255 Constitution Dr in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 16 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 16 in force |
| Nearby Flood Claims | 2 (1998–2008) |
| Most Recent Claim | Jan 2008 · rainfall accumulation |
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.
Wildfire risk around 255 Constitution Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 | MENLO PARK MUNICIPAL WATER serves 22,362 people · EPA ID CA4110017 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jan 2025 |
| Lead | 3 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 3 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| AT&T Fixed Wireless | 100 / 20 |
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