143 Ruby Ave, San Carlos, CA 94070 Property Records

San Mateo County property record for 143 Ruby Ave, San Carlos, CA 94070 · Last verified July 2026

Property Highlights

Property Type	Residential > Single Family > Home
Bedrooms	3 Beds
Bathrooms	2.5 Baths
Year Built	Built 1936
Square Footage	2,185 sqft Living Area
Lot Size	4,400 sqft (0.101 acres)
Occupancy	Owner Occupied
Last Sale	$799,000 (2011)
Tax Bill	$15,640.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`051-284-270`

Interior

Bedrooms	3 Beds
Full Baths	2.5 Baths
Partial Baths	1 Partial Baths
Total Rooms	7 Rooms
Building Area	2,185 sqft Living Area
Gross Area	2,445 sqft Gross Area
1st Floor	1,080 sqft 1st Floor
Basement Area	570 sqft Basement
Finished Basement	310 sqft Finished
Unfinished Basement	260 sqft Unfinished
Family Room	Family Room
Stories	1 Stories
Fireplace	Fireplace
Fireplaces	1 Fireplaces

Exterior

Year Built	Built 1936
Effective Year Built	Effective 1936
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 Type	Basement Garage
Garage Area	260 sqft Garage

Utilities and HVAC

Cooling System	Central Cooling
Heating System	Central Heating

Location & Zoning

Street Address	143 RUBY AVE
City	SAN CARLOS
State	CA
Zip	94070-4520
Property Usage	Residential Property Usage
Type	Residential > Single Family > Home
Legal Description	NWLY 40 FT OF LOT 26 BLOCK 11 WHITE OAKS TRACT 3
Legal Subdivision	WHITE OAKS TRACT 3
Legal Tract	3
Legal Block	11
Legal Lot Number	26
Jurisdiction	SAN MATEO CA
Minor Civil Division	SAN MATEO
Census Blockgroup	2
Census Block	2021
Census Tract	609300

Owner

Source: San Mateo County records · APN 051-284-270

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	143 RUBY AVE, SAN CARLOS, CA 94070-4520
Occupancy	Owner Occupied
Owner Type	Owner is a Company
Vesting	Owner is a Trust, Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Dec 30, 2011 · Amount on Record
Deed Sale	Dec 30, 2011 · Amount on Record
Prior Sale	Dec 10, 2009 · Amount on Record
Deed Doc Number	2011163696
Last Transfer Date	Jul 18, 2014
Transfer Doc	0000091898
Record Refreshed	Sep 20, 2026

Tax Assessment & Valuation

Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026

Property Jurisdictions

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)

Tax Bill & Assessment History

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		$1,264,968 (+2%) Land $511,825 Building $753,143
2025	$15,640.00 (+4.9%) Homeowner's exemption	$1,240,167 (+4.04%) Land $501,790 Building $738,377
2023	$14,910.00 (+2.33%) Homeowner's exemption	$1,192,011 Land $482,305 Building $709,706	$2,064,960
2022	$14,571.00

Flood & Wildfire

143 Ruby Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

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

Wildfire

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.