873 San Simeon Dr, Concord, CA 94518 Property Records

Contra Costa County property record for 873 San Simeon Dr, Concord, CA 94518

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,104 sqft · built 1966
Lot Size	0.138 acres (6,000 sqft)
Owner	2 Individual Names on File
Last Sale	$835,000 (Jul 2023)
Tax Bill	$10,416 (2025)
Deeds & Mortgages	Jul 2023 Sale & Mortgage Jan 2018 Transfer + 1 more
Flood Zone	Zone X (minimal risk)
APN	`129-321-011-6`

Property Details

APN / Parcel Number

Primary APN	`129-321-011-6`
Alternative APN	`129-321-011`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	2 Stories
Building Area	2,104 sqft Living Area
Gross Area	2,484 sqft
1st Floor Area	1,116 sqft
2nd Floor Area	988 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1966
Effective Year Built	Effective 1966
Architectural Style	Ranch
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	6,000 sqft (0.138 acres)
Lot Dimensions	100 ft deep x 60 ft wide
Garage Type	Attached
Garage Area	380 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	Wall Unit
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	873 SAN SIMEON DR
City	CONCORD
State	CA
Zip	94518-2156
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	TRACT 3252 LOT 274 EX MR
Legal Subdivision	VISTA DIABLO SUBDIVISION 3252
Legal Tract	3252
Legal Lot Number	274
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	4
Census Block	4000
Census Tract	337202

Owner

873 San Simeon Dr is owned and occupied by two individuals who bought it in July 2023.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	2 Individual Names on File
Mailing Address	873 SAN SIMEON DR, CONCORD, CA 94518-2156
Occupancy	Owner Occupied
Owner Type	Individual

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jul 26, 2023	Grant Deed, Transfer · Conventional Mortgage BANK OF THE WEST
Jan 22, 2018	Quit Claim Deed, Transfer TSI TITLE COMPANY/CA INC
Jan 22, 2018	Quit Claim Deed, Transfer · Conventional Mortgage QUICKEN LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 26, 2023 · Amount on File
Deed Sale	Jul 26, 2023 · Amount on File
Deed Document Number	202371239
Prior Transfer Date	Dec 29, 2017
Prior Transfer Doc	0000009156
Record Updated	Oct 29, 2026

July 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jul 26, 2023
Property Address	873 SAN SIMEON DR, CONCORD, CA 94518-2156
Document Number	0000071239
Map Reference	MB 98 PG 22
Instrument Date	Jul 12, 2023
Instrument	2023-071239
Transaction Type	Transfer
Record Updated	Aug 8, 2023
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	873 SAN SIMEON DR, CONCORD, CA 94518-2156

Mortgage

Document Number	0000071240
Date	Jul 26, 2023
Instrument	2023-071240

Lender

Name	BANK OF THE WEST
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2053

January 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 22, 2018
Property Address	873 SAN SIMEON DR, CONCORD, CA 94518-2156
Document Number	0000009158
Instrument Date	Dec 29, 2017
Instrument	9158
Transaction Type	Transfer
Record Updated	Jan 30, 2018
Title Company	TSI TITLE COMPANY/CA INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	873 SAN SIMEON DR CONCORD CA 945182156, CONCORD, CA 94518-2156

January 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jan 22, 2018
Property Address	873 SAN SIMEON DR, CONCORD, CA 94518-2156
Document Number	0000009156
Instrument Date	Dec 29, 2017
Instrument	9156
Transaction Type	Transfer
Record Updated	Jan 30, 2018
Title Company	TSI TITLE COMPANY/CA INC

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	873 SAN SIMEON DR CONCORD CA 945182156, CONCORD, CA 94518-2156

Mortgage

Document Number	9157
Date	Jan 22, 2018
Instrument	9157

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Jan 21, 2048

Tax Assessment & Valuation

The 2025 property tax bill for 873 San Simeon Dr was $10,416.

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Concord City
Unified School District	Mount Diablo Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$868,734 (+2%) Land $603,432 Building $265,302
2025	$10,416.00	$851,700 Land $591,600 Building $260,100
2023	$3,652.00 (+1.95%) Homeowner's exemption	$253,860 Land $111,696 Building $142,164
2022	$3,582.00

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Flood

FEMA maps place 873 San Simeon Dr in Zone X, an area of minimal flood risk.

Source: FEMA National Flood Hazard Layer, effective October 12, 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

The area around 873 San Simeon Dr has no burnable land within ember reach, so its wildfire risk is not rated.

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	CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003
Water Source	Surface water
Last State Inspection	Jan 2022
Lead	Under 1 ppb (2026–2028) 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 645 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Astound Broadband Cable	1,500 / 50
Unwired Fixed Wireless	300 / 25
AT&T DSL	100 / 20

May also be available: T-Mobile, Verizon.

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