San Mateo County property record for 18 Waterloo Ct, Belmont, CA 94002
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,860 sqft · built 1970 |
| Lot Size | 0.37 acres (16,127 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $4,417 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 045-422-050 |
| Primary APN | 045-422-050 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,860 sqft Living Area |
| 1st Floor Area | 1,450 sqft |
| 2nd Floor Area | 1,410 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 16,127 sqft (0.37 acres) |
| Garage Area | 490 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 18 WATERLOO CT |
|---|---|
| City | BELMONT |
| State | CA |
| Zip | 94002-2937 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 5 BLK 5 HALLMARK UNIT NO 5 RSM 69/27 28 |
| Legal Subdivision | HALLMARK UNIT NO 5 |
| Legal Block | 5 |
| Legal Lot Number | 5 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 4 |
| Census Block | 4016 |
| Census Tract | 608900 |
18 Waterloo Ct is owner-occupied and held in a trust since April 2004.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 18 WATERLOO CT, BELMONT, CA 94002-2937 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 19, 2004 |
| Transfer Doc | 0000083830 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 18 Waterloo Ct was $4,417 with a homeowner's exemption.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Belmont City |
| County | San Mateo County |
| Elementary School District | Belmont-Redwood Shores Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $265,696 (+2%) Land $51,804 Building $213,892 | ||
| 2025 | $4,417.00 Homeowner's exemption | $260,488 Land $50,789 Building $209,699 | |
| 2023 | $4,188.00 (+6.86%) Homeowner's exemption | $250,375 Land $48,818 Building $201,557 | $3,229,020 |
| 2022 | $3,919.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 18 Waterloo Ct in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 18 Waterloo Ct 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 93% of the US · lower than 96% 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 | MID-PENINSULA WATER DISTRICT serves 31,059 people · EPA ID CA4110001 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 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 158 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: AT&T, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures