205 Old County Rd, San Carlos, CA 94070 Property Records

San Mateo County property record for 205 Old County Rd, San Carlos, CA 94070

Property Summary

Property Type	General Industrial
Details	4,420 sqft · built 1951
Lot Size	0.312 acres (13,575 sqft)
Owner	Company Name on Record
Tax Bill	$3,163 (2025)
Deeds & Mortgages	Apr 2022 Sale Apr 2022 Transfer + 1 more
Flood Zone	Zone X (moderate risk)
APN	`046-040-300`

Property Details

APN / Parcel Number

Primary APN	`046-040-300`

Interior

Stories	1 Story
Building Area	4,420 sqft Gross Area
1st Floor Area	4,420 sqft

Exterior

Year Built	Built 1951
Effective Year Built	Effective 1951
Lot Area	13,575 sqft (0.312 acres)

Location & Zoning

Street Address	205 OLD COUNTY RD
City	SAN CARLOS
State	CA
Zip	94070-2554
Property Category	Industrial
Property Type	Industrial > General Industrial
Local Zoning Code	M10000
Legal Description	HAV 68 FT FRONT ON NELY LN OF OLD COUNTY RD COM 102.20 FT SELY FR QUARRY RD BELMONT SCH DIST
Legal Subdivision	BELMONT
Jurisdiction	SAN MATEO CA
Township / Civil Division	SAN MATEO
Census Block Group	1
Census Block	1015
Census Tract	609100

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 Record	Company Name on Record
Mailing Address	32 FAIRVIEW AVE, ATHERTON, CA 94027-5427
Owner Type	Company
Vesting	Limited Liability Company

Deeds, Mortgages & Sale History

Date	Document
Apr 15, 2022	Grant Deed, Transfer
Apr 15, 2022	Intrafamily Transfer, Transfer
Apr 15, 2022	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Feb 25, 2022
Transfer Doc	0000032096
Record Updated	Sep 20, 2026

April 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SAN MATEO CA
Recording Date	Apr 15, 2022
Property Address	205 OLD COUNTY RD, SAN CARLOS, CA 94070-2554
Document Number	0000032098
Instrument Date	Feb 25, 2022
Instrument	2022-032098
Transaction Type	Transfer
Record Updated	May 10, 2022

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	32 FAIRVIEW AVE, 32, ATHERTON, CA 94027-5427

Transferred To (Grantee/Buyer)

Name	Verified Name

April 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Apr 15, 2022
Property Address	205 OLD COUNTY RD, SAN CARLOS, CA 94070-2554
Document Number	0000032097
Instrument Date	Feb 25, 2022
Instrument	2022-032097
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	32 FAIRVIEW AVE, ATHERTON, CA 94027-5427

April 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SAN MATEO CA
Recording Date	Apr 15, 2022
Property Address	205 OLD COUNTY RD, SAN CARLOS, CA 94070-2554
Document Number	0000032096
Instrument Date	Feb 25, 2022
Instrument	2022-032096
Transaction Type	Transfer
Record Updated	Jun 7, 2023

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	216 PARK RD, BURLINGAME, CA 94010-4206

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	San Mateo County
Municipality	San Carlos City
Elementary School District	Belmont-Redwood Shores Elementary School District (KG - 08)
Secondary School District	Sequoia Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$139,713 (+2%) Land $68,017 Building $71,696
2025	$3,163.00 (+3.5%)	$136,975 (+4.04%) Land $66,684 Building $70,291
2024	$3,056.00 (+2.07%)
2023	$2,994.00 (+1.91%)	$131,658 Land $64,096 Building $67,562
2022	$2,938.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

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

FEMA Flood Zone	Zone X moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 11 policies
Community Rating System	Class 9 (5% premium discount)
Nearby Flood Policies	11 in force
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 1998 · Severe Winter Storms And Flooding

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 Risk	Not 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 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

Violations Reported to EPA

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.

Internet Providers

Source: FCC Broadband Data Collection, based on 444 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless, DSL in parts of the area	5,000 / 5,000
Xfinity Cable · Fiber in parts of the area	2,000 / 250
Sonic Telecom Fiber	1,000 / 1,000
Verizon Fixed Wireless	300 / 20

May also be available: Etheric Networks, GeoLinks, T-Mobile.

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