450 Ridgewood Dr, Martinez, CA 94553 Property Records

Contra Costa County property record for 450 Ridgewood Dr, Martinez, CA 94553

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,703 sqft · built 1978
Lot Size	0.193 acres (8,400 sqft)
Owner	2 Individual Names on File
Last Sale	$546,500 (Mar 2017)
Tax Bill	$8,308 (2025)
Deeds & Mortgages	Jun 2020 Mortgage Nov 2019 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`161-345-013-7`

Property Details

APN / Parcel Number

Primary APN	`161-345-013-7`
Alternative APN	`161-345-013`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	9 Rooms
Stories	1 Story
Building Area	1,703 sqft Living Area
Gross Area	2,181 sqft
1st Floor Area	1,703 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1978
Effective Year Built	Effective 1979
Architectural Style	Ranch
Exterior Material	Wood Siding
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	8,400 sqft (0.193 acres)
Garage Type	Attached
Garage Area	478 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	450 RIDGEWOOD DR
City	MARTINEZ
State	CA
Zip	94553-4131
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R6
Legal Description	T05056 L0012 B
Legal Subdivision	HOLIDAY HLNDS II SUB 5056
Legal Tract	05056
Legal Lot Number	12
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	CENTRAL CONTRA COSTA
Census Block Group	3
Census Block	3004
Census Tract	320004

Owner

450 Ridgewood Dr is owned and occupied by two individuals who bought it in March 2017.

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

Owner of Record	2 Individual Names on File
Mailing Address	450 RIDGEWOOD DR, MARTINEZ, CA 94553-4131
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

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
Jun 16, 2020	Deed of Trust, Mortgage · Conventional Mortgage UNITED WHOLESALE MORTGAGE
Nov 18, 2019	Deed of Trust, Mortgage · Conventional Mortgage PROVIDENT FUNDING ASSOCIATES LP
Mar 2, 2017	Grant Deed, Transfer · Conventional Mortgage LAND-HOME FINANCIAL SERVICES

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Mar 2, 2017 · Amount on File
Deed Sale	Mar 2, 2017 · Amount on File
Deed Document Number	201738322
Prior Transfer Date	Dec 5, 2006
Prior Transfer Doc	0000395516
Record Updated	Oct 29, 2026

June 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	450 RIDGEWOOD DR, MARTINEZ, CA 94553-4131
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000116066
Date	Jun 16, 2020
Instrument	2020-116066

Lender

Name	UNITED WHOLESALE MORTGAGE
Type	Mortgage Company
Address	PONTIAC, MI 48341

Agreement

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

November 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	450 RIDGEWOOD DR, MARTINEZ, CA 94553-4131
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	FATCO MORT SERVICES DIVISION

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000205239
Date	Nov 18, 2019
Instrument	2019-205239

Lender

Name	PROVIDENT FUNDING ASSOCIATES LP
Type	Mortgage Company
Address	BURLINGAME, CA 94010

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Nov 1, 2049

March 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 2, 2017
Property Address	450 RIDGEWOOD DR, MARTINEZ, CA 94553-4131
Document Number	0000038322
Map Reference	MAP206 PG5
Instrument Date	Feb 24, 2017
Instrument	2017-038322
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	INTER COUNTY TITLE CO

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	Notice of Trustee Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	450 RIDGEWOOD DR, MARTINEZ, CA 94553-4131

Mortgage

Document Number	0000038323
Date	Mar 2, 2017
Instrument	2017-038323

Lender

Name	LAND-HOME FINANCIAL SERVICES
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	360 Months
Due	Mar 1, 2047

Tax Assessment & Valuation

The 2025 property tax bill for 450 Ridgewood Dr was $8,308.

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

Property Jurisdictions

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

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$646,582 (+2%) Land $390,650 Building $255,932
2025	$8,308.00	$633,905 Land $382,991 Building $250,914
2023	$7,936.00 (+1.68%)	$609,292 Land $368,120 Building $241,172
2022	$7,805.00

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

Flood

FEMA maps place 450 Ridgewood Dr in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1979.

Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Claims	1 (1979)
Most Recent Claim	Oct 1979 · rainfall accumulation

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

Wildfire risk around 450 Ridgewood Dr is low, with less than 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 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 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 537 locations within half a mile, as of December 31, 2025

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

May also be available: Astound Broadband, T-Mobile.

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