816 S Eldorado St, San Mateo, CA 94402 Property Records

San Mateo County property record for 816 S Eldorado St, San Mateo, CA 94402

Property Summary

Property TypeSingle Family Home
Details2 bd · 1 ba · 940 sqft · built 1918
Lot Size0.105 acres (4,560 sqft)
OwnerIndividual Name on Record
Last Sale$938,000 (Mar 2016)
Tax Bill$14,467 (2025)
Flood ZoneZone X (minimal risk)
APN033-284-100

Property Details

APN / Parcel Number

Primary APN033-284-100

Interior

Bedrooms2 Beds
Full Baths1 Bath
Total Rooms4 Rooms
Stories1 Story
Building Area940 sqft Living Area
1st Floor Area940 sqft
Family RoomFamily Room

Exterior

Year BuiltBuilt 1918
Effective Year BuiltEffective 1918
Lot Area4,560 sqft (0.105 acres)
Lot Dimensions114 ft deep x 40 ft wide
Garage Area190 sqft
Parking Spaces1 Parking Space

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Street Address816 S ELDORADO ST
CitySAN MATEO
StateCA
Zip94402-1406
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeRM0000
Legal DescriptionLOT 21 BLOCK 13 EAST SAN MATEO RSM 5/55 CITY OF SAN MATEO
Legal SubdivisionEAST SAN MATEO
Legal Block13
Legal Lot Number21
JurisdictionSAN MATEO CA
Township / Civil DivisionSAN MATEO
Census Block Group1
Census Block1011
Census Tract606300

Owner

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 RecordIndividual Name on Record
Mailing Address816 S ELDORADO ST, SAN MATEO, CA 94402-1406
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleMar 2, 2016 · Amount on Record
Deed SaleMar 2, 2016 · Amount on Record
Prior SaleFeb 14, 2011 · Amount on Record
Deed Document Number201618929
Prior Transfer DateJun 20, 2008
Prior Transfer Doc0000075044
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

Source: San Mateo County assessment roll, as of July 15, 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySan Mateo County
MunicipalitySan Mateo City
Elementary School DistrictSan Mateo-Foster City Elementary School District (KG - 08)
Secondary School DistrictSan Mateo Union High School District (09 - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$1,132,599 (+2%) Land $950,276 Building $182,323
2025$14,467.00 (+4.72%) Homeowner's exemption$1,110,393 (+4.04%) Land $931,644 Building $178,749
2023$13,815.00 (+0.92%) Homeowner's exemption$1,067,277 Land $895,468 Building $171,809$1,452,960
2022$13,689.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies5 in force

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCALIFORNIA WATER SERVICE - SAN MATEO
private · serves 103,536 people · EPA ID CA4110008
Water SourcePurchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM
Last State InspectionMar 2025
Lead4 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 915 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · Fixed Wireless, DSL in parts of the area
5,000 / 5,000
Xfinity
Cable
2,000 / 250
Astound Broadband
Cable
1,500 / 50
Sonic Telecom
Fiber
1,000 / 1,000
Unwired
Fixed Wireless
300 / 25
Verizon
Fixed Wireless
300 / 20
Etheric Networks
Fixed Wireless
250 / 100
T-Mobile
Fixed Wireless
100 / 20

May also be available: GeoLinks.

Nearby Properties on S Eldorado St

Nearby Streets

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