4585 Coolidge St, Concord, CA 94521 Property Records

Contra Costa County property record for 4585 Coolidge St, Concord, CA 94521 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	6 bd · 2 ba · 2,064 sqft · built 1962
Lot Size	0.184 acres (8,000 sqft)
Owner	2 Individual Names on File
Last Sale	$625,000 (Feb 2017)
Tax Bill	$9,017 (2025)
Deeds & Mortgages	Apr 2018 Line of Credit Apr 2018 Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`115-334-001-1`

Property Details

APN / Parcel Number

Primary APN	`115-334-001-1`
Alternative APN	`115-334-001`

Interior

Bedrooms	6 Beds
Full Baths	2 Baths
Total Rooms	11 Rooms
Stories	2 Stories
Building Area	2,064 sqft Living Area
1st Floor Area	1,308 sqft
2nd Floor Area	756 sqft

Exterior

Year Built	Built 1962
Effective Year Built	Effective 1962
Lot Area	8,000 sqft (0.184 acres)
Garage Type	Attached
Garage Area	423 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4585 COOLIDGE ST
City	CONCORD
State	CA
Zip	94521-1328
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TRACT 2992 LOT 49 EX MR
Legal Subdivision	SUBIVISION 2992
Legal Tract	2992
Legal Lot Number	49
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	1
Census Block	1006
Census Tract	333200

Owner

Source: Contra Costa County records · APN 115-334-001-1

Assessment roll updated July 14, 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 Individual Names on File
Mailing Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Apr 13, 2018	Deed of Trust, Mortgage · Line of Credit TCF NATIONAL BANK
Apr 13, 2018	Deed of Trust, Mortgage · Conventional Mortgage MASON MCDUFFIE MORTGAGE CORP
Sep 18, 2020	Deed of Trust, Mortgage · Conventional Mortgage MASON MCDUFFIE MORTGAGE CORP
Feb 22, 2017	Grant Deed, Transfer · Conventional Mortgage MASON MCDUFFIE MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Feb 22, 2017 · Amount on Record
Deed Sale	Feb 22, 2017 · Amount on Record
Deed Document Number	201732848
Record Updated	Sep 20, 2026

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000057284
Date	Apr 13, 2018
Instrument	2018-057284

Lender

Name	TCF NATIONAL BANK
Type	Bank
Address	SIOUX FALLS, SD 57106

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	360 Months
Due	Apr 23, 2048

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

April 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000057283
Date	Apr 13, 2018
Instrument	2018-057283

Lender

Name	MASON MCDUFFIE MORTGAGE CORP
Type	Mortgage Company
Address	SAN RAMON, CA 94583

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	May 01, 2048

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328
Transaction Type	Mortgage
Record Updated	Nov 03, 2022
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328

Mortgage

Document Number	0000208778
Date	Sep 18, 2020
Instrument	2020-208778

Lender

Name	MASON MCDUFFIE MORTGAGE CORP
Type	Mortgage Company
Address	SAN RAMON, CA 94583

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Oct 01, 2050

February 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Feb 22, 2017
Property Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328
Document Number	0000032848
Map Reference	MAP86 PG9
Instrument Date	Feb 15, 2017
Instrument	2017-032848
Transaction Type	Transfer
Record Updated	Nov 03, 2022
Title Company	PLACER TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
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
Address	4585 COOLIDGE ST, CONCORD, CA 94521-1328

Mortgage

Document Number	0000032849
Date	Feb 22, 2017
Instrument	2017-032849

Lender

Name	MASON MCDUFFIE MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 01, 2047

Tax Assessment & Valuation

Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$739,866 (+2%) Land $495,060 Building $244,806
2025	$9,017.00 (+4.48%)	$725,359 (+4.04%) Land $485,353 Building $240,006
2023	$8,630.00 (+1.29%)	$697,194 Land $466,507 Building $230,687
2022	$8,520.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No

Wildfire

Wildfire Risk	Moderate above 60% of the US · above 36% of California
Wildfire Likelihood	About 1 in 658 per year
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

Values are read at the parcel center point; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 306 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 250
Radiate Holdings	Cable	1,500 / 50
Unwired	Fixed Wireless	300 / 25
AT&T	DSL	100 / 20

May also be available at this address: T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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