4871 Thiessen Ct, Concord, CA 94521 Property Records

Contra Costa County property record for 4871 Thiessen Ct, Concord, CA 94521

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,657 sqft · built 1985
Lot Size	0.209 acres (9,090 sqft)
Owner	2 Trust Names on File
Last Sale	$900,000 (Oct 2025)
Tax Bill	$10,864 (2025)
Deeds & Mortgages	Oct 2025 Sale Sep 2020 Mortgage + 3 more
Flood Zone	Zone X (minimal risk)
APN	`116-222-022`

Property Details

APN / Parcel Number

Primary APN	`116-222-022`
Alternative APN	`116-222-022-0`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,657 sqft Living Area
1st Floor Area	1,657 sqft

Exterior

Year Built	Built 1985
Effective Year Built	Effective 1990
Lot Area	9,090 sqft (0.209 acres)
Garage Type	Attached
Garage Area	480 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4871 THIESSEN CT
City	CONCORD
State	CA
Zip	94521-2200
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R75
Legal Description	T06132 L0007 B
Legal Subdivision	SUBDIVISION 6132
Legal Tract	06132
Legal Lot Number	7
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	2
Census Block	2008
Census Tract	333101

Owner

4871 Thiessen Ct is owner-occupied and held in a trust since October 2025.

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

Owner of Record	2 Trust Names on File
Mailing Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

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
Oct 23, 2025	Grant Deed, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY
Sep 23, 2020	Deed of Trust, Mortgage · Conventional Mortgage SUMMIT FUNDING INC
Dec 11, 2020	Grant Deed, Transfer · Conventional Mortgage PARAMOUNT RESIDENTIAL MORTGAGE GROU
Apr 15, 2019	Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA
Dec 11, 2017	Quit Claim Deed, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 23, 2025 · Amount on File
Deed Sale	Oct 23, 2025 · Amount on File
Prior Sale	Dec 11, 2020 · Amount on File
Deed Document Number	2025111893
Prior Transfer Date	Sep 19, 1994
Prior Transfer Doc	0000263548
Record Updated	Oct 29, 2026

October 2025: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 23, 2025
Property Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Document Number	0000111893
Map Reference	MB 283 PG 22
Instrument Date	Oct 17, 2025
Instrument	2025- 111893
Transaction Type	Transfer
Record Updated	Nov 3, 2025
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount 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
Address	4871 THIESSEN CT, CONCORD, CA 94521-2200

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4871 THIESSEN CT, CONCORD, CA 94521-2200

Mortgage

Document Number	0000212748
Date	Sep 23, 2020
Instrument	2020-212748

Lender

Name	SUMMIT FUNDING INC
Type	Mortgage Company
Address	SACRAMENTO, CA 95815

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Oct 1, 2050

December 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 11, 2020
Property Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Document Number	0000311454
Map Reference	MB 283 PG 22
Instrument Date	Dec 3, 2020
Instrument	2020-311454
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	PLACER 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	3180 OAK RD, WALNUT CREEK, CA 94597-7731

Mortgage

Document Number	0000311455
Date	Dec 11, 2020
Instrument	2020-311455

Lender

Name	PARAMOUNT RESIDENTIAL MORTGAGE GROU
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jan 1, 2051

April 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Document Number	0000059397
Instrument Date	Apr 15, 2019
Transaction Type	Mortgage
Record Updated	May 7, 2019
Title Company	WFG LENDER SERVICES, WFG LENDER SVCS

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	4871 THIESSEN CT CONCORD CA 945212200, CONCORD, CA 94521-2200

Mortgage

Document Number	0000059397
Date	Apr 29, 2019
Instrument	59397

Lender

Name	BANK OF AMERICA
Type	Bank
Address	TAMPA, FL 33634

Agreement

Type	Line of Credit
Amount	Amount on Record

Interest

Rate Type	Adjustable Rate

December 2017: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 11, 2017
Property Address	4871 THIESSEN CT, CONCORD, CA 94521-2200
Document Number	0000231894
Instrument Date	Dec 5, 2017
Instrument	231894
Transaction Type	Transfer
Record Updated	Jan 3, 2018
Title Company	ATTORNEY ONLY

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	4871 THIESSEN CT CONCORD CA 945212200, CONCORD, CA 94521-2200

Tax Assessment & Valuation

The 2025 property tax bill for 4871 Thiessen Ct was $10,864.

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		$544,271 (-39.05%) Land $303,027 Building $241,244
2025	$10,864.00	$893,005 Land $432,972 Building $460,033
2023	$10,409.00 (+1.22%)	$858,330 Land $416,160 Building $442,170
2022	$10,284.00

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

Flood

FEMA maps place 4871 Thiessen Ct 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

Wildfire risk around 4871 Thiessen Ct is low, with a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond 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 633 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: Verizon.

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