San Mateo County property record for 255 Ruby Ave, San Carlos, CA 94070 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 3.5 Baths |
| Year Built | Built 1946 |
| Square Footage | 2,207 sqft Living Area |
| Lot Size | 4,400 sqft (0.101 acres) |
| Garage | 346 sqft |
| Last Sale | $3,000,000 (2021) |
| Tax Bill | $35,772.00 (2025) |
| Primary APN | 051-232-100 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,207 sqft Living Area |
| 1st Floor | 1,127 sqft 1st Floor |
| Basement Area | 376 sqft Basement |
| Finished Basement | 376 sqft Finished |
| Family Room | Family Room |
| Stories | 1 Stories |
| Year Built | Built 1946 |
|---|---|
| Effective Year Built | Effective 1946 |
| Lot Area | 4,400 sqft (0.101 acres) |
| Depth X Width | 110 ft x 40 ft Depth x Width |
| Parking Spaces | 1 Parking Spaces |
| Garage Area | 346 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 255 RUBY AVE |
|---|---|
| City | SAN CARLOS |
| State | CA |
| Zip | 94070-4672 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | SELY 30 FT OF LOT 9 BLOCK 10 & NWLY 10 FT OF LOT 10 BLOCK 10WHITE OAKS TRACT 2 |
| Legal Subdivision | WHITE OAKS TRACT 2 |
| Legal Tract | 2 |
| Legal Block | 10 |
| Legal Lot Number | 9,10 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SAN MATEO |
| Census Blockgroup | 2 |
| Census Block | 2017 |
| Census Tract | 609300 |
Source: San Mateo County records · APN 051-232-100
Assessment roll updated July 15, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Date | Document |
|---|---|
| Jan 30, 2023 | Intrafamily Transfer, Transfer |
| Jun 07, 2021 | Grant Deed, Transfer · Conventional Mortgage GUARANTEED RATE AFFINITY LLC |
| Oct 23, 2017 | Grant Deed, Transfer TIAA FSB |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 07, 2021 · Amount on Record |
| Deed Sale | Jun 07, 2021 · Amount on Record |
| Prior Sale | Oct 23, 2017 · Amount on Record |
| Deed Doc Number | 202187541 |
| Prior Transfer Date | Apr 07, 2011 |
| Prior Transfer Doc | 0000059852 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jan 30, 2023 |
| Property Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Document Number | 0000004205 |
| Map Reference | MB 13 PG 4&5 |
| Instrument Date | Jan 25, 2023 |
| Instrument | 2023-004205 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 07, 2021 |
| Property Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Document Number | 0000087541 |
| Map Reference | MB 13 PG 4&5 |
| Instrument Date | Jun 01, 2021 |
| Instrument | 2021-087541 |
| Transaction Type | Transfer |
| Record Updated | Jun 24, 2021 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,300.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property (Marital Community) with Rights of Survivorship |
| Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Document Number | 0000087542 |
|---|---|
| Date | Jun 07, 2021 |
| Instrument | 2021-087542 |
| Name | GUARANTEED RATE AFFINITY LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jul 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Oct 23, 2017 |
| Property Address | 255 RUBY AVE, SAN CARLOS, CA 94070-4672 |
| Document Number | 0000093353 |
| Instrument Date | Oct 18, 2017 |
| Instrument | 93353 |
| Transaction Type | Transfer |
| Record Updated | Dec 01, 2017 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $1,828.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 255 RUBY AVE SAN CARLOS CA 940704672, SAN CARLOS, CA 94070-4672 |
| Document Number | 93354 |
|---|---|
| Date | Oct 23, 2017 |
| Instrument | 93354 |
| Name | TIAA FSB |
|---|---|
| Address | 301 W BAY ST, JACKSONVILLE, FL 32202-5184 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Oct 22, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.12% |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Carlos City |
| Elementary School District | San Carlos Elementary School District (KG - 08) |
| Secondary School District | Sequoia 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 | $3,000,000 (-1.22%) Land $1,760,000 Building $1,240,000 | ||
| 2025 | $35,772.00 (+12.79%) | $3,037,000 (+12.07%) Land $1,781,500 Building $1,255,500 | |
| 2023 | $31,716.00 (-10.36%) Homeowner's exemption | $2,710,000 Land $1,590,000 Building $1,120,000 | $2,358,360 |
| 2022 | $35,380.00 |
255 Ruby Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · San Mateo County (06081C), updated September 10, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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